ePrints@IIScePrints@IISc Home | About | Browse | Latest Additions | Advanced Search | Contact | Help

Browse by Author

Up a level
Export as [feed] Atom [feed] RSS 1.0 [feed] RSS 2.0
Group by: Item Type | No Grouping
Number of items: 192.

Conference Proceedings

Aravinda, Subrayashastry and Shamala, Narayanaswamy and Balaram, Padmanabhan (2014) INDUCTION OF FOLDED STRUCTURES IN DESIGNED PEPTIDES USING CONFORMATIONALLY CONSTRAINED RESIDUES. In: Conference on Biomolecular Forms and Functions - A Celebration of 50 Years of the Ramachandran Map, JAN, 2013, Indian Inst Sci, Bangalore, INDIA, pp. 264-281.

Conference Paper

Balaram, Padmanabhan (1992) The design and construction of synthetic protein mimics. In: International Symposium on Enzymes in Organic Synthesis, 6–9 January 1992, New Delhi, India.

Journal Article

Sonti, Rajesh and Dinesh, Bhimareddy and Basuroy, Krishnayan and Raghothama, Srinivasarao and Shamala, Narayanaswamy and Balaram, Padmanabhan (2014) C-12 Helices in Long Hybrid (alpha gamma)(n) Peptides Composed Entirely of Unconstrained Residues with Proteinogenic Side Chains. In: ORGANIC LETTERS, 16 (6). pp. 1656-1659.

Sonti, Rajesh and Rao, Shashanka K N and Chidanand, Sudarshan and Gowd, Konkallu Hanumae and Raghothama, Srinivasarao and Balaram, Padmanabhan (2014) Conformational Analysis of a 20-Membered Cyclic Peptide Disulfide from Conus virgo with a WPW Segment: Evidence for an Aromatic-Proline Sandwich. In: CHEMISTRY-A EUROPEAN JOURNAL, 20 (17). pp. 5075-5086.

Dinesh, Bhimareddy and Vinaya, Vishwanathan and Raghothama, Srinivasarao and Balaram, Padmanabhan (2013) C12-Helix development in ()n sequences - spectroscopic characterization of Boc-Aib-4(R)Val]-OMe oligomers. In: European Journal of Organic Chemistry (17). pp. 3590-3596.

Kuang, Zhihe and Zhang, Min-Min and Gupta, Kallol and Gajewiak, Joanna and Gulyas, Jozsef and Balaram, Padmanabhan and Rivier, Jean E and Olivera, Baldomero M and Yoshikami, Doju and Bulaj, Grzegorz and Norton, Raymond S (2013) Mammalian neuronal sodium channel Blocker mu-conotoxin BuIIIB has a structured N-terminus that influences potency. In: ACS Chemical Biology, 8 (6). pp. 1344-1351.

Sonti, Rajesh and Gopi, Hosahudya N and Muddegowda, Umashankara and Ragothama, Srinivasarao and Balaram, Padmanabhan (2013) Designed three-stranded beta-sheet in an alpha/beta hybrid peptide. In: Chemistry - A European Journal, 19 (19). pp. 5955-5965.

Aravinda, Subrayashastry and Raghavender, Upadhyayula S and Rai, Rajkishor and Harini, Veldore V and Shamala, Narayanaswamy and Balaram, Padmanabhan (2013) Analysis of designed beta-hairpin peptides: molecular conformation and packing in crystals. In: Organic & Biomolecular Chemistry, 11 (25). pp. 4220-4231.

Sonti, Rajesh and Gowd, Konkallu Hanumae and Rao, KN Shashanka and Ragothama, Srinivasarao and Rodriguez, Alex and Jesus Perez, Juan and Balaram, Padmanabhan (2013) Conformational Diversity in Contryphans from Conus Venom: cis-trans Isomerisation and Aromatic/Proline Interactions in the 23-Membered Ring of a 7-Residue Peptide Disulfide Loop. In: CHEMISTRY-A EUROPEAN JOURNAL, 19 (45). pp. 15175-15189.

Basuroy, Krishnayan and Dinesh, Bhimareddy and Shamala, Narayanaswamy and Balaram, Padmanabhan (2013) Promotion of Folding in Hybrid Peptides through Unconstrained gamma Residues: Structural Characterization of Helices in (alpha gamma gamma)(n) and (alpha gamma alpha)(n) Sequences. In: ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 52 (11). pp. 3136-3139.

Bhattacharyya, Moitrayee and Gupta, Kallol and Gowd, Konkallu Hanumae and Balaram, Padmanabhan (2013) Rapid mass spectrometric determination of disulfide connectivity in peptides and proteins. In: Molecular BioSystems, 9 (6). pp. 1340-1350.

Basuroy, Krishnayan and Dinesh, Bhimareddy and Reddy, Madhusudana MB and Chandrappa, Siddapa and Raghothama, Srinivasarao and Shamala, Narayanaswamy and Balaram, Padmanabhan (2013) Unconstrained Homooligomeric gamma-Peptides Show High Propensity for C-14 Helix Formation. In: ORGANIC LETTERS, 15 (18). pp. 4866-4869.

Dinesh, Bhimareddy and Basuroy, Krishnayan and Shamala, Narayanaswamy and Balaram, Padmanabhan (2012) Structural characterization of folded pentapeptides containing centrally positioned beta(R)Val, gamma(R)Val and gamma(S)Val residues. In: TETRAHEDRON, 68 (23). pp. 4374-4380.

Gupta, Kallol and Kumar, Mukesh and Chandrashekara, Krishnappa and Krishnan, Kozhalmannom S and Balaram, Padmanabhan (2012) Combined Electron Transfer Dissociation-Collision-Induced Dissociation Fragmentation in the Mass Spectrometric Distinction of Leucine, Isoleucine, and Hydroxyproline Residues in Peptide Natural Products. In: Journal of Proteome Research, 11 (2). pp. 515-522.

Khoo, Keith K and Gupta, Kallol and Green, Brad R and Zhang, Min-Mm and Watkins, Maren and Olivera, Baldomero M and Balaram, Padmanabhan and Yoshikami, Doju and Bulaj, Grzegorz and Norton, Raymond S (2012) Distinct Disulfide Isomers of mu-Conotoxins KIIIA and KIIIB Block Voltage-Gated Sodium Channels. In: BIOCHEMISTRY, 51 (49). pp. 9826-9835.

Chandrappa, Siddappa and Aravinda, Subrayashastry and Raghothama, Srinivasarao and Sonti, Rajesh and Rai, Rajkishor and Harini, Veldore V and Shamala, Narayanaswamy and Balaram, Padmanabhan (2012) Helix and hairpin nucleation in short peptides using centrally positioned conformationally constrained dipeptide segments. In: Organic and Biomolecular Chemistry, 10 (14). pp. 2815-2823.

Pathak, Khyati V and Keharia, Haresh and Gupta, Kallol and Thakur, Suman S and Balaram, Padmanabhan (2012) Lipopeptides from the Banyan Endophyte, Bacillus subtilis K1: Mass Spectrometric Characterization of a Library of Fengycins. In: JOURNAL OF THE AMERICAN SOCIETY FOR MASS SPECTROMETRY, 23 (10). pp. 1716-1728.

Sonti, Rajesh and Rai, Rajkishor and Ragothama, Srinivasarao and Balaram, Padmanabhan (2012) NMR Analysis of Cross Strand Aromatic Interactions in an 8 Residue Hairpin and a 14 Residue Three Stranded beta-Sheet Peptide. In: JOURNAL OF PHYSICAL CHEMISTRY B, 116 (49). pp. 14207-14215.

Basuroy, Krishnayan and Dinesh, Bhimareddy and Shamala, Narayanaswamy and Balaram, Padmanabhan (2012) Structural Characterization of Backbone-Expanded Helices in Hybrid Peptides: (alpha gamma)(n) and (alpha beta)(n) Sequences with Unconstrained beta and gamma Homologues of L-Val. In: ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 51 (35). pp. 8736-8739.

Basuroy, Krishnayan and Karuppiah, Vasantham and Shamala, Narayanaswamy and Balaram, Padmanabhan (2012) The Structural Characterization of Folded Peptides Containing the Conformationally Constrained beta-Amino Acid Residue beta(2,2)Ac(6)c. In: HELVETICA CHIMICA ACTA, 95 (12). pp. 2589-2603.

Basuroy, Krishnayan and Dinesh, Bhimareddy and Shamala, Narayanaswamy and Balaram, Padmanabhan (2012) Structural characterization of backbone-expanded helices in hybrid peptides: (αγ) n and (αβ) n sequences with unconstrained β and γ homologues of L-Val. In: Angewandte Chemie - International Edition, 51 (35). pp. 8736-8739.

Basuroy, Krishnayan and Rajagopal, Appavu and Raghothama, Srinivasarao and Shamala, Narayanaswamy and Balaram, Padmanabhan (2012) beta-Turn Analogues in Model a ss-Hybrid Peptides: Structural Characterization of Peptides Containing ss 2,2Ac6c and ss 3,3Ac6c Residues. In: CHEMISTRY-AN ASIAN JOURNAL, 7 (7). pp. 1671-1678.

Samanta, Moumita and Murthy, MRN and Balaram, Hemalatha and Balaram, Padmanabhan (2011) Revisiting the Mechanism of the Triosephosphate Isomerase Reaction: The Role of the Fully Conserved Glutamic Acid 97 Residue. In: ChemBioChem, 12 (12). pp. 1885-1895.

Raghavender, Upadhyayula Surya and Chatterjee, Bhaswati and Saha, Indranil and Rajagopal, Appavu and Shamala, Narayanaswamy and Balaram, Padmanabhan (2011) Entrapment of a Water Wire in a Hydrophobic Peptide Channel with an Aromatic Lining. In: Journal of Physical Chemistry B, 115 (29). pp. 9236-9243.

Samanta, Moumita and Banerjee, Mousumi and Murthy, Mathur RN and Balaram, Hemalatha and Balaram, Padmanabhan (2011) Probing the role of the fully conserved Cys126 in triosephosphate isomerase by site-specific mutagenesis - distal effects on dimer stability. In: FEBS Journal, 278 (11). pp. 1932-1943.

Samanta, Moumita and Banerjee, Mousumi and Murthy, Mathur RN and Balaram, Hemalatha and Balaram, Padmanabhan (2011) Probing the role of the fully conserved Cys126 in triosephosphate isomerase by site-specific mutagenesis - distal effects on dimer stability. In: FEBS Journal, 278 (11). pp. 1932-1943.

Vasudev, Prema G and Chatterjee, Sunanda and Shamala, Narayanaswamy and Balaram, Padmanabhan (2011) Structural Chemistry of Peptides Containing Backbone Expanded Amino Acid Residues: Conformational Features of beta, gamma, and Hybrid Peptides. In: Chemical Reviews, 111 (2). pp. 657-687.

Rajagopal, Appavu and Aravinda, Subrayashastry and Raghothama, Srinivasarao and Shamala, Narayanaswamy and Balaram, Padmanabhan (2011) Chain Length Effects on Helix-Hairpin Distribution in Short Peptides with Aib-(D)Ala and Aib-Aib Segments. In: Biopolymers, 96 (6). pp. 744-756.

Gupta, Kallol and Kumar, Mukesh and Balaram, Padmanabhan (2010) Disulfide Bond Assignments by Mass Spectrometry of Native Natural Peptides: Cysteine Pairing in Disulfide Bonded Conotoxins. In: Analytical Chemistry, 82 (19). pp. 8313-8319.

Sarojini, Vijayalekshmi and Rao, Balaji R and Ragothama, S and Balaram, Padmanabhan (2010) Solution conformation of a tetradecapeptide stabilized by two di-n-propyl glycine residues. In: Journal of Peptide Science, 16 (8). pp. 430-436.

Raghavender, Upadhyayula S and Kantharaju, * and Aravinda, Subrayashastry and Shamala, Narayanaswamy and Balaram, Padmanabhan (2010) Hydrophobic Peptide Channels and Encapsulated Water Wires. In: Journal of Physics: Condensed Matter, 132 (3). pp. 1075-1086.

Balaram, Padmanabhan (2010) Hybrid Polypeptides: Gabapentin as a Stereochemically Constrained gamma-Amino Acid Residue. In: Biopolymers, 94 (6, Sp.). pp. 733-741.

Raghavender, Upadhyayula Surya and Aravinda, Subrayashastry and Rai, Rajkishor and Shamala, Narayanaswamy and Balaram, Padmanabhan (2010) Peptide hairpin nucleation with the obligatory Type I' beta-turn Aib-(D)Pro segment. In: Organic and Biomolecular Chemistry, 8 (14). pp. 3133-3135.

Thakur, Suman S and Ranganayaki, Rappal S and Gupta, Kallol and Balaram, Padmanabhan (2009) Identification of alpha- and beta-Hydroxy Acid Containing Cyclodepsipeptides in Natural Peptide Mixtures Using Negative Ion Mass Spectrometry. In: Journal of the American Society for Mass Spectrometry, 20 (12). pp. 2221-2228.

Raghavender, Upadhyayula S and Aravinda, Subrayashastry and Shamala, Narayanaswamy and Kantharaju, * and Rai, Rajkishor and Balaram, Padmanabhan (2009) Characterization of Water Wires inside Hydrophobic Tubular Peptide Structures. In: Journal of the American chemical society, 131 (42). pp. 15130-15132.

Vasudev, Prema G and Chatterjee, Sunanda and Shamala, Narayanaswamy and Balaram, Padmanabhan (2009) Gabapentin: A Stereochemically Constrained gamma Amino Acid Residue in Hybrid Peptide Design. In: Accounts Of Chemical Research, 42 (10). pp. 1628-1639.

Banerjee, Mousumi and Balaram, Hemalatha and Balaram, Padmanabhan (2009) Structural effects of a dimer interface mutation on catalytic activity of triosephosphate isomerase.The role of conserved residues and complementary mutations. In: FEBS Journal, 276 (15). pp. 4169-4183.

Suman, S Thakur and Balaram, Padmanabhan (2009) Characterization of Alkali Induced Formation of Lanthionine, Trisulfides, and Tetrasulfides from Peptide Disulfides using Negative Ion Mass Spectrometry. In: Journal of the American Society for Mass Spectrometry, 20 (5). 783 -791.

Chatterjee, Sunanda and Vasudev, Prema G and Raghothama, Srinivasarao and Ramakrishnan, Chandrasekharan and Shamala, Narayanaswamy and Balaram, Padmanabhan (2009) Expanding the Peptide beta-Turn in alpha gamma Hybrid Sequences: 12 Atom Hydrogen Bonded Helical and Hairpin Turns. In: Journal of the American Chemical Society, 131 (16). pp. 5956-5965.

Vasudev, Prema G and Aravinda, Subrayashastry and Ananda, Kuppanna and Veena, Shettykere Dayananda and Nagarajan, Kuppuswamy and Shamala, Narayanaswamy and Balaram, Padmanabhan (2009) Crystal Structures of a New Polymorphic Form of Gabapentin Monohydrate and the E and Z Isomers of 4-Tertiarybutylgabapentin. In: Chemical Biology & Drug Design, 73 (1). pp. 83-96.

Vasudev, Prema G and Chatterjee, Sunanda and Ramakrishnan, Chandrasekharan and Shamala, Narayanaswamy and Balaram, Padmanabhan (2009) Conformational Choices for the Stereochemically Constrained gamma-Amino Acid Residue Gabapentin: Theoretical Studies and Correlation With Experimental Results. In: Biopolymers, 92 (5). pp. 426-435.

Kantharaju, Kantharaju and Raghothama, Srinivasarao and Raghavender, Upadhyayula Surya and Aravinda, Subrayashastry and Shamala, Narayanaswamy and Balaram, Padmanabhan (2009) Conformations of Heterochiral and Homochiral Proline-Pseudoproline Segments in Peptides: Context Dependent Cis-Trans Peptide Bond Isomerization. In: Biopolymers, 92 (5). pp. 405-416.

Vasudev, Prema G and Aravinda, Subrayashastry and Ananda, Kuppanna and Veena, Shettykere Dayananda and Nagarajan, Kuppuswamy and Shamala, Narayanaswamy and Balaram, Padmanabhan (2008) Crystal Structures of a New Polymorphic Form of Gabapentin Monohydrate and the E and Z Isomers of 4-Tertiarybutylgabapentin. In: Chemical Biology & Drug Design, 73 (1). pp. 83-96.

Chatterjee, S and Vasudev, PG and Ananda, K and Ananda, Kuppanna and Raghothama, Srinivasarao and Shamala, N and Balaram, Padmanabhan (2008) Multiple conformational states in crystals and in solution in alpha gamma hybrid peptides. Fragility of the C-12 helix in short sequences. In: Journal of Organic Chemistry, 73 (17). pp. 6595-6606.

Aravinda, Subrayashastry and Shamala, Narayanaswamy and Balaram, Padmanabhan (2008) Aib Residues in Peptaibiotics and Synthetic Sequences: Analysis of Nonhelical Conformations. In: Chemistry & Biodiversity, 5 (7). pp. 1238-1262.

Vasudev, Prema G and Rai, Rajkishor and Shamala, Narayanaswamy and Balaram, Padmanabhan (2008) Erratum: "Conformations of \beta -Amino Acid Residues in Peptides: X-Ray Diffraction Studies of Peptides Containing the Achiral Residue 1-Aminocyclohexaneacetic Acid, $\beta^{3.3}Ac_6c$". In: Biopolymers, 90 (4). pp. 581-582.

Hegde, Raghurama P and Aravinda, Subrayashastry and Rai, Rajkishor and Kaul, Ramesh and Vijayalakshmi, Sarojini and Rao, R Balaji and Shamala, Narayanaswamy and Balaram, Padmanabhan (2008) Conformation of di-n-propylglycine residues (Dpg) in peptides: crystal structures of a type I-turn forming tetrapeptide and an -helical tetradecapeptide. In: Journal of Peptide Science, 14 (5). pp. 648-659.

Thakur, Suman S and Balaram, Padmanabhan (2008) Fragmentation of Peptide Disulfides under Conditions of Negative Ion Mass Spectrometry: Studies of Oxidized Glutathione and Contryphan. In: Journal of the American Society for Mass Spectrometry, 19 (3). pp. 358-366.

Vasudev, Prema G and Rai, Rajkishor and Shamala, Narayanaswamy and Balaram, Padmanabhan (2008) Conformations of \beta-Amino Acid Residues in Peptides: X-Ray Diffraction Studies of Peptides Containing the Achiral Residue 1-Aminocyclohexaneacetic Acid, $\beta^{3,3}Ac_6c$. In: Peptide Science, 90 (2). pp. 138-150.

Mandal, Amit Kumar and Bisht, Shveta and Bhat, Vijay S and Krishnaswamy, Patnam Rajagopalan and Balaram, Padmanabhan (2008) Electrospray mass spectrometric characterization of hemoglobin Q (Hb Q-India) and a double mutant hemoglobin S/D in clinical samples. In: Clinical Biochemistry, 41 (1-2). pp. 75-81.

Vasudev, Prema G and Narayanaswamy, Shamala and Balaram, Padmanabhan (2008) Nucleation, Growth, and Form in Crystals of Peptide Helices. In: Journal of Physical Chemistry B, 112 (4). pp. 1308-1314.

Saha, Indranil and Chatterjee, Bhaswati and Shamala, Narayanaswamy and Balaram, Padmanabhan (2008) Crystal Structures of Peptide Enantiomers and Racemates: Probing Conformational Diversity in Heterochiral Pro-Pro Sequences. In: Peptide Science, 90 (4). pp. 537-543.

Chatterjee, Bhaswati and Saha, Indranil and Raghothama, Srinivasarao and Aravinda, Subrayashastry and Rai, Rajkishor and Shamala, Narayanaswamy and Balaram, Padmanabhan (2008) Designed Peptides with Homochiral and Heterochiral Diproline Templates as Conformational Constraints. In: Chemistry - A European Journal, 14 (20). pp. 6192-6204.

Vasudev, Prema G and Chatterjee, Sunanda and Ananda, Kuppanna and Shamala, Narayanaswamy and Balaram, Padmanabhan (2008) Hybrid \alpha\gamma Polypeptides: Structural Characterization of a $C_{12}/C_{10}$ Helix with Alternating Hydrogen-Bond Polarity. In: Angewandte Chemie International Edition, 47 (34). pp. 6430-6432.

Chatterjee, Sunanda and Vasudev, Prema G and Ananda, Kuppanna and Raghothama, Srinivasarao and Shamala, Narayanaswamy and Balaram, Padmanabhan (2008) Multiple Conformational States in Crystals and in Solution in \alpha\gamma Hybrid Peptides. Fragility of the $C_{12}$ Helix in Short Sequences. In: Journal of Organic Chemistry, 73 (17). pp. 6595-6606.

Gowd, Konkallu Hanumae and Dewan, Kalyan Kumar and Lengar, Prathima and Krishnan, Kozhalmannom S and Balaram, Padmanabhan (2008) Probing peptide libraries from Conus achatinus using mass spectrometry and cDNA sequencing: identification of \delta and \omega-conotoxins. In: Journal of Mass Spectrometry, 43 (6). pp. 791-805.

Chatterjee, Sunanda and Vasudev, Prema G and Raghothama, Srinivasarao and Shamala, Narayanaswamy and Balaram, Padmanabhan (2008) Solid State and Solution Conformations of a Hybrid $\alpha \gamma \alpha \alpha \gamma \alpha$ Hexapeptide. Characterization of a Backbone Expanded Analog of the $\alpha$-Polypeptide $3_{(10)}$-Helix. In: Biopolymers, 90 (6). pp. 759-771.

Mandal, Amit Kumar and Balaram, Padmanabhan (2007) Mass spectrometric identification of pyroglutamic acid in peptides following selective hydrolysis. In: Analytical Biochemistry, 370 (1). pp. 118-120.

Mandal, Amit Kumar and Woodi, Murall and Sood, Varun and Krishnaswamy, Patnam Rajagopalan and Rao, Anjah and Ballal, Sudarshan and Balaram, Padmanabhan (2007) Quantitation and characterization of glutathionyl haemoglobin as an oxidative stress marker in chronic renal failure by mass spectrometry. In: Clinical Biochemistry, 40 (13-14). pp. 986-994.

Thakur, Suman S and Balaram, Padmanabhan (2007) Rapid mass spectral identification of contryphans. Detection of characteristic peptide ions by fragmentation of intact disulfide-bonded peptides in crude venom. In: Rapid Communications in Mass Spectrometry, 21 (21). pp. 3420-3426.

Mandal, Amit Kumar and Ramasam, Mani Ramakrishnan Santhana and Sabareesh, Varatharajan and Openshaw, Matthew E and Krishnan, Kozhalmannom S and Balaram, Padmanabhan (2007) Sequencing of T-superfamily conotoxins from Conus virgo: Pyroglutamic acid identification and disulfide arrangement by MALDI mass spectrometry. In: Journal of the American Society for Mass Spectrometry, 18 (8). 1396-.

Rajkishor, Rai and Balaram, Padmanabhan (2007) Control of Polypeptide Chain Folding and Assembly. In: Wiley-VCH Verlag GmbH & Co. KGaA .

Sabareesh, V and Ranganayaki, RS and Raghothama, S and Bopanna, MP and Balaram, Hemalatha and Srinivasan, MC and Balaram, Padmanabhan (2007) Identification and characterization of a library of microheterogeneous cyclohexa-depsipeptides from the fungus. In: Journal of Natural Products, 70 (5). pp. 715-729.

Vasudev, Prema G and Ananda, Kuppanna and Chatterjee, Sunanda and Aravinda, Subrayashastry and Shamala, Narayanaswamy and Balaram, Padmanabhan (2007) Hybrid peptide design. Hydrogen bonded conformations in peptides containing the stereochemically constrained gamma-amino acid residue, gabapentin. In: Journal of the American Chemical Society, 129 (13). pp. 4039-4048.

Rai, Rajkishor and Vasudev, Prema G and Ananda, Kuppanna and Raghothama, Srinivasarao and Shamala, Narayanaswamy and Karle, Isabella L and Balaram, Padmanabhan (2007) Hybrid Peptides: Expanding the \beta Turn in Peptide Hairpins by the Insertion of \beta-, \gamma-, and \delta-Residues. In: Chemistry - A European Journal, 13 (20). pp. 5917-5926.

Gowd, Konkallu Hanumae and Krishnan, KS and Balaram, Padmanabhan (2007) Identification of Conus amadis disulfide isomerase: minimum sequence length of peptide fragments necessary for protein annotation. In: Molecular BioSystems, 3 (8). pp. 554-566.

Mahalakshmi, Radhakrishnan and Sengupta, Anindita and Raghothama, Srinivasarao and Shamala, Narayanaswamy and Balaram, Padmanabhan (2007) Tryptophan Rich Peptides: Influence of Indole Rings on Backbone Conformation. In: Peptide Science, 88 (1). pp. 36-54.

Rai, Rajkishor and Raghothama, Srinivasarao and Sridharan, Rajagopalan and Balaram, Padmanabhan (2007) Tuning the beta-turn segment in designed peptide beta-hairpins: Construction of a stable type I ' beta-turn nucleus and hairpin-helix transition promoting segments. In: Biopolymers, 88 (3). 350 -361.

Nair, Sudarslal Sadasivan and Nilsson, Carol L and Emmett, Mark R and Schaub, Tanner M and Gowd, Konkallu Hanumae and Thakur, Suman S and Krishnan, KS and Balaram, Padmanabhan and Marshall, Alan G (2006) De Novo Sequencing and Disulfide Mapping of a Bromotryptophan-Containing Conotoxin by Fourier Transform Ion Cyclotron Resonance Mass Spectrometry. In: Analytical Chemistry, 78 (23). pp. 8082-8088.

Rai, Rajkishor and Raghothama, Srinivasarao and Sridharan, Rajagopalan and Balaram, Padmanabhan (2006) Tuning the $\beta$-Turn Segment in Designed Peptide $\beta$-Hairpins: Construction a Stable Type I' $\beta$-Turn Nucleus and Hairpin-Helix Transition Promoting Segments. In: Biopolymers, 88 (3). pp. 350-361.

Sengupta, Anindita and Aravinda, Subrayashastry and Shamala, Narayanaswamy and Raja, Muruga Poopathi K and Balaram, Padmanabhan (2006) Structural studies of model peptides \beta-, \gamma- containing and \delta- amino acids. In: Organic and Biomolecular Chemistry, 4 (22). pp. 4214-4222.

Rituparna, S Roy and Hosahudya, N Gopi and Raghothama, Srinivasarao and Karle, Isabella L and Balaram, Padmanabhan (2006) Hybrid peptide hairpins containing alpha- and omega-amino acids: Conformational analysis of decapeptides with unsubstituted beta-, gamma-, and delta-residues at positions 3 and 8. In: Chemistry - A European Journal, 12 (12). pp. 3295-3302.

Iengar, Prathima and Joshi, NV and Balaram, Padmanabhan (2006) Conformational and Sequence Signatures in $\beta$ Helix Proteins. In: Structure, 14 (3). pp. 529-542.

Rai, Rajkishor and Raghothama, Srinivasarao and Balaram, Padmanabhan (2006) Design of a Peptide Hairpin Containing a Central Three-Residue Loop. In: Journal of American Chemical Society, 128 (8). 2675 -2681.

Roy, Rituparna S and Gopi, Hosahudya N and Raghothama, Srinivasa Rao and Karle, Isabella L and Balaram, Padmanabhan (2006) Hybrid Peptide Hairpins Containing $\alpha$-and $\varpi$-Amino Acids: Conformational Analysis of Decapeptides with Unsubstituted $\beta$-, $\gamma$-, and $\delta$-Residues at Positions 3 and 8. In: Chemistry - A European Journal, 12 (12). 3295 -3302.

Rai, Rajkishor and Aravinda, S and Kanagarajadurai, K and Raghothama, S and Shamala, Narayanaswamy and Balaram, Padmanabhan (2006) Diproline Templates as Folding Nuclei in Designed Peptides. Conformational Analysis of Synthetic Peptide Helices Containing Amino Terminal Pro-Pro Segments. In: Journal of the American Chemical Society, 128 (24). pp. 7916-7928.

Mahalakshmi, Radhakrishnan and Raghothama, Srinivasa Rao and Balaram, Padmanabhan (2006) NMR Analysis of Aromatic Interactions in Designed Peptide \beta -Hairpins. In: Journal of the American Chemical Society, 128 (4). pp. 1125-1138.

Mahalakshmi, Radhakrishnan and Balaram, Padmanabhan (2006) Non-Protein Amino Acids in the Design of Secondary Structure Scaffolds. In: Protein Design, 340 . pp. 71-94.

Sengupta, Anindita and Aravinda, Subrayashastry and Shamala, Narayanaswamy and Raja, Muruga Poopathi K and Balaram, Padmanabhan (2006) Structural studies of model peptides containing beta-, gamma- and delta-amino acids. In: Organic & Biomolecular Chemistry, 4 (22). pp. 4214-4222.

Saikumari, Yegnisettipalli K and Ravindra, Gudihal and Balaram, Padmanabhan (2006) Structure formation in short designed peptides probed by proteolytic cleavage. In: Protein and Peptide Letters, 13 (5). pp. 471-476.

Sabareesh, Varatharajan and Balaram, Padmanabhan (2006) Tandem electrospray mass spectrometric studies of proton and sodium ion adducts of neutral peptides with modified N- and C-termini: synthetic model peptides and microheterogeneous peptaibol antibiotics. In: Rapid Communications in Mass Spectrometry, 20 (4). pp. 618-628.

Ananda, Kuppanna and Vasudev, Prema G and Sengupta, Anindita and Poopathi Raja, K Muruga and Shamala, Narayanaswamy and Balaram, Padmanabhan (2005) Polypeptide Helices in Hybrid Peptide Sequences. In: Journal of the American Chemical Society, 127 (47). pp. 16668-16674.

Sampathkumar, Rangasamy and Balasubramanyam, Muthuswamy and Sudarslal, Sadasivannair and Rema, Mohan and Mohan, Viswanthan and Balaram, Padmanabhan (2005) Increased glutathionylated hemoglobin (HbSSG) in type 2 diabetes subjects with microangiopathy. In: Clinical Biochemistry, 38 (10). pp. 892-899.

Harini, Veldore Vidya and Aravinda, Subrayashastry and Rai, Rajkishor and Shamala, Narayanaswamy and Balaram, Padmanabhan (2005) Molecular Conformation and Packing of Peptide $\beta$ Hairpins in the Solid State: Structures of Two Synthetic Octapeptides Containing 1-Aminocycloalkane-1-Carboxylic Acid Residues at the $i+2$ Position of the $\beta$ Turn. In: Chemistry - A European Journal, 11 (12). pp. 3609-3620.

Sarma, Siddhartha P and Senthil Kumar, G and Sudarslal, S and Iengar, Prathima and Ramasamy, P and Sikdar, Sujit K and Krishnan, KS and Balaram, Padmanabhan (2005) Solution structure of Am2766: A highly hydrophobic d-conotoxin from Conus amadis that inhibits inactivation of brain voltage gated sodium channels. In: Chemistry & Biodiversity, 2 (4). pp. 535-556.

Ranjini, Arumugam Sri and Das, Puspendu K and Balaram, Padmanabhan (2005) Binding Constant Measurement by Hyper-Rayleigh Scattering: Bilirubin-Human Serum Albumin Binding as a Case Study. In: Journal of Physical Chemistry B, 109 (12). pp. 5950-5953.

Ravindra, Gudihal and Balaram, Padmanabhan (2005) Plasmodium Falciparum Triosephosphate Isomerase: New Insights Into an Old Enzyme. In: Pure and Applied Chemistry, 77 (1). pp. 281-289.

Vasudev, Prema G and Shamala, Narayanaswamy and Ananda, Kuppanna and Balaram, Padmanabhan (2005) $C_{9}$ Helices and Ribbons in \gamma-Peptides: Crystal Structures of Gabapentin Oligomers$^{*}^{*}$. In: Angewandte Chemie, International Edition, 44 (31). pp. 4972-4975.

Mahalakshmi, Radhakrishnan and Shanmugam, Ganesh and Polavarapu, Prasad L and Balaram, Padmanabhan (2005) Circular Dichroism of Designed Peptide Helices and \beta -Hairpins: Analysis of Trp-and Tyr-Rich Peptides. In: ChemBioChem, 6 (12). pp. 2152-2158.

Roy, Rituparna S and Gopi, Hosahudya N and Raghothama, S and Gilardi, Richard D and Karle, Isabella L and Balaram, Padmanabhan (2005) Peptide Hairpins with Strand Segments Containing \alpha - and \beta - Amino Acid Residues: Cross- Strand Aromatic Interactions of Facing Phe Residues. In: Peptide Science, 80 (6). pp. 787-799.

Sarma, Siddhartha P and Kumar, G Senthil and Sudarslal, S and Iengar, Prathima and Ramasamy, P and Sikdar, Sujit K and Krishnan, KS and Balaram, Padmanabhan (2005) Solution structure of $\delta$-Am2766: A highly hydrophobic $ \delta$-conotoxin from Conus amadis that inhibits inactivation of neuronal voltage-gated sodium channels. In: Chemistry & Biodiversity, 2 (4). pp. 535-556.

Aravinda, Subrayashastry and Datta, Saumen and Shamala, Narayanaswamy and Balaram, Padmanabhan (2004) Hydrogen-Bond Lengths in Polypeptide Helices: No Evidence for Short Hydrogen Bonds. In: Angewandte Chemie International Edition, 43 (48). pp. 6728-6731.

Sudarslal, Sadasivannair and Singaravadivelan, Govindaswamy and Ramasamy, Palanisamy and Ananda, Kuppanna and Sarma, Siddhartha P and Sikdar, Sujit K and Krishnan, KS and Balaram, Padmanabhan (2004) A novel 13 residue acyclic peptide from the marine snail, Conus monile, targets potassium channels. In: Biochemical and Biophysical Research Communications, 317 (3). pp. 682-688.

Roy, RS and Balaram, Padmanabhan (2004) Conformational properties of hybrid peptides containing alpha and omega-amino acids. In: The Journal of Peptide Research, 63 (3). pp. 279-289.

Aravinda, Subrayashastry and Harini, Veldore Vidya and Shamala, Narayanaswamy and Das, Chittaranjan and Balaram, Padmanabhan (2004) Structure and Assembly of Designed ‚beta-Hairpin Peptides in Crystals as Models for beta-Sheet Aggregation. In: Biochemistry, 43 (7). pp. 1832-1846.

Ravindra, Gudihal and Ranganayaki, Rappal S and Raghothama, Srinivasa and Srinivasan, Mandayam C and Gilardi, Richard D and Karle, Isabella L and Balaram, Padmanabhan (2004) Two Novel Hexadepsipeptides with Several Modified Amino Acid Residues Isolated from the Fungus. In: Chemistry & Biodiversity, 1 (3). pp. 489-504.

Gudihal, Ravindra and Rappal, Ranganayaki S and Raghothama, Srinivasa and Mandayam, Srinivasan C and Gilardi, Richard D and Karle, Isabella L and Balaram, Padmanabhan (2004) Two Novel Hexadepsipeptides with Several Modified Amino Acid Residues Isolated from the Fungus Isaria. In: Chemistry & Biodiversity, 1 (3). pp. 489-504.

Aravinda, Subrayashastry and Shamala, Narayanaswamy and Bandyopadhyay, Abhishek and Balaram, Padmanabhan (2003) Probing the Role of the C-H···O Hydrogen Bond Stabilized Polypeptide Chain Reversal at the C-terminus of Designed Peptide Helices. Structural Characterization of Three Decapeptides. In: Journal of the American Chemical Society, 125 (49). pp. 15065-15075.

Parthasarathy, Sampathkumar and Eaazhisai, Kandiah and Balaram, Hemalatha and Balaram, Padmanabhan and Murthy, Mathur RN (2003) Structure of Plasmodium falciparum Triose-phosphate Isomerase-2-Phosphoglycerate Complex at 1.1-Å Resolution. In: Journal of Biological Chemistry, 278 (52). pp. 52461-52470.

Karle, Isabella L and Gopi, Hosahudya N and Balaram, Padmanabhan (2003) Crystal structure of a hydrophobic 19-residue peptide helix containing three centrally located D amino acids. In: Proceedings of the National Academy of Sciences of the United States of America, 100 (24). pp. 13946-13951.

Pattanaik, Priyaranjan and Jain, Bimba and Ravindra, Gudihal and Gopi, Hosahudya N and Pal, Prajna P and Balaram, Hemalatha and Balaram, Padmanabhan (2003) Stage-specific profiling of Plasmodium falciparum proteases using an internally quenched multispecificity protease substrate. In: Biochemical and Biophysical Research Communications, 309 (4). pp. 974-979.

Aravinda, Subrayashastry and Ananda, Kuppanna and Shamala, Narayanaswamy and Balaram, Padmanabhan (2003) \alpha-\gamma Hybrid Peptides that Contain the Conformationally Constrained Gabapentin Residue: Characterization of Mimetics of Chain Reversals. In: Chemistry - A European Journal, 9 (19). pp. 4789-4795.

Aravinda, Subrayashastry and Shamala, Narayanaswamy and Das, Chittaranjan and Sriranjini, Arumugam and Karle, Isabella L and Balaram, Padmanabhan (2003) Aromatic-Aromatic Interactions in Crystal Structures of Helical Peptide Scaffolds Containing Projecting Phenylalanine Residues. In: Journal of the American Chemical Society, 125 (18). pp. 5308-5315.

Pattanaik, Priyaranjan and Ravindra, Gudihal and Sengupta, Chandana and Maithal, Kapil and Balaram, Padmanabhan and Balaram, Hemalatha (2003) Unusual fluorescence of W168 in Plasmodium falciparum triosephosphate isomerase, probed by single-tryptophan mutants. In: European Journal of Biochemistry, 270 (4). pp. 745-756.

Gopi, Hosahudya N and Ravindra, Gudihal and Pal, Prajna P and Pattanaik, Priyaranjan and Balaram, Hemalatha and Balaram, Padmanabhan (2003) Proteolytic stability of beta-peptide bonds probed using quenched fluorescent substrates incorporating a hemoglobin cleavage site. In: FEBS Letters, 535 (1-3). pp. 175-178.

Aravinda, Subrayashastry and Shamala, Narayanaswamy and Rajkishore, Rai and Gopi, Hosahudya N and Balaram, Padmanabhan (2002) A Crystalline beta-Hairpin Peptide Nucleated by a Type I’ Aib-D-Ala beta-Turn: Evidence for Cross-Strand Aromatic Interactions. In: Angewandte Chemie International Edition, 41 (20). pp. 3863-3865.

Madan Babu, M and Kumar Singh , S and Balaram, Padmanabhan (2002) A C-H…O hydrogen bond stabilized polypeptide chain reversal motif at the C-terminus helices in proteins. In: Journal of Molecular Biology, 322 (4). 871-880 .

Maithal, Kapil and Ravindra, Gudihal and Balaram, Hemalatha and Balaram, Padmanabhan (2002) Inhibition of Plasmodium falciparum Triose-phosphate Isomerase by Chemical Modification of an Interface Cysteine: Electrospray Ionization Mass Spectrometric Analysis of Differential Cysteine Reactivities. In: Journal of Biological Chemistry, 277 (28). pp. 25106-25114.

Venkatraman, Janani and Gowda, Nagana GA and Balaram, Padmanabhan (2002) Structural Analysis of Synthetic Peptide Fragments from EmrE, a Multidrug Resistance Protein, in a Membrane-Mimetic Environment. In: Biochemistry, 41 (21). pp. 6631-6639.

Karle, Isabella and Gopi, Hosahudya N and Balaram, Padmanabhan (2002) Infinite pleated beta-sheet formed by the beta-hairpin Boc-beta-Phe-beta-Phe-D-Pro-Gly-beta-Phe-beta-Phe-OMe. In: Proceedings of the National Academy of Sciences of the United States of America, 99 (8). pp. 5160-5164.

Cheung, Eugene Y and McCabe, Emma E and Kenneth, DM and Johnston, Roy L and Tedesco, Emilio and Muruga Poopathi Raja, K and Balaram, Padmanabhan (2002) C-H…O hydrogen bond mediated chain reversal in a peptide containing g-amino acid residue, determined directly from powder X-ray diffraction data. In: Angewandte Chemie International Edition, 41 (3). pp. 494-496.

Cheung, Eugene Y and McCabe, Emma E and Harris, Kenneth DM and Johnston, Roy L and Tedesco, Emilio and Raja, Muruga Poopathi K and Balaram, Padmanabhan (2002) C-H…O Hydrogen Bond Mediated Chain Reversal in a Peptide Containing a gamma-Amino Acid Residue, Determined Directly from Powder X-ray Diffraction Data. In: Angewandte Chemie International Edition, 41 (3). pp. 494-496.

Venkatraman, Janani and Gowda, Nagana GA and Balaram, Padmanabhan (2002) Design and Construction of an Open Multistranded ‚beta-Sheet Polypeptide Stabilized by a Disulfide Bridge. In: Journal of the American Chemical Society, 124 (18). pp. 4987-4994.

Aravinda, Subrayashastry and Shamala, Narayanaswamy and Desiraju, Shrilakshmi and Balaram, Padmanabhan (2002) A right handed peptide helix containing a central double D-amino acid segment. In: Chemical Communications (20). pp. 2454-2455.

Venkatraman, Janani and Shankaramma, Sasalu C and Balaram, Padmanabhan (2001) Design of Folded Peptides. In: Chemical Reviews, 101 (10). pp. 3131-3152.

Karle, Isabella L and Gopi, Hosahudya N and Balaram, Padmanabhan (2001) Peptide hybrids containing alpha- and beta-amino acids: Structure of a decapeptide beta-hairpin with two facing beta-phenylalanine residues. In: Proceedings of the National Academy of Sciences of the United States of America, 98 (7). pp. 3716-3719.

Das, Chittaranjan and Shankaramma, Channaveerappa S and Balaram, Padmanabhan (2001) Molecular Carpentry: Piecing Together Helices and Hairpins in Designed Peptides. In: Chemistry - A European Journal, 7 (4). pp. 840-847.

Tedesco, Emilio and Harris, Kenneth DM and Johnston, Roy L and Turner, Giles W and Raja, Muruga Poopathi K and Balaram, Padmanabhan (2001) Ab initio structure determination of a peptide beta-turn from powder X-ray diffraction data. In: Chemical Communications (16). pp. 1460-1461.

Venkatraman, Janani and Naganagowda, GA and Sudha, R and Balaram, Padmanabhan (2001) De novo design of a five-stranded beta-sheet anchoring a metal-ion binding site. In: Chemical Communications (24). pp. 2660-2661.

Karle, Isabella L and Das, Chittaranjan and Balaram, Padmanabhan (2000) De novo protein design: Crystallographic characterization of a synthetic peptide containing independent helical and hairpin domains. In: Proceedings of the National Academy of Sciences of the United States of America, 97 (7). pp. 3034-3037.

Ray, Soumya S and Balaram, Padmanabhan (1999) 1-Anilino-8-naphthalene sulfonate (ANS) binding to proteins revisited: Investigation of dye binding to molten globule states by electrospray ionization mass spectrometry. In: Journal of physical Chemistry B, 103 (34). pp. 7068-7072.

Prasanna, V and Gopal, B and Murthy, MRN and Santi , DV and Balaram, Padmanabhan (1999) Effect of amino acid substitutions at the subunit interface on the stabiity and aggregation properties of a dimeric protein: role of Arg 178 and Arg 218 at the dimer interface of thymidylate synthase. In: Proteins: Structure, Function, and Bioinformatics, 34 (3). pp. 356-368.

Karle, Isabella L and Perozzo, Mary Ann and Mishra, Vinod K and Balaram, Padmanabhan (1998) Crystal structure of the channel-forming polypeptide antiamoebin in a membrane-mimetic environment. In: Proceedings of the National Academy of Sciences of the United States of America (PNAS), 95 (10). pp. 5501-5504.

Prasanna, Variath and Bhattacharjya, Surajit and Balaram, Padmanabhan (1998) Synthetic Interface Peptides as Inactivators of Multimeric Enzymes: Inhibitory and Conformational Properties of Three Fragments from Lactobacillus casei Thymidylate Synthase. In: Biochemistry, 37 (19). pp. 6883-6893.

Bhattacharjya, Surajit and Awasthi, Satish K and Adiga, Radhakantha P and Balaram, Padmanabhan (1998) Folded conformations of antigenic peptides from riboflavin carrier protein in aqueous hexafluoroacetone. In: Protein Science, 7 (1). pp. 123-131.

Raghothama, Srinivasa Rao and Awasthi, Satish Kumar and Balaram, Padmanabhan (1998) Beta-Hairpin nucleation by Pro-Gly beta-turns. Comparison of D-Pro-Gly and L-Pro-Gly sequences in an apolar octapeptide. In: Journal of Chemical Society, Perkin Transactions 2 (2). pp. 137-144.

Gokhale, RS and Ray, Soumya S and Balaram, Hemalatha and Balaram, Padmanabhan (1998) Unfolding of Plasmodium falciparum triosephosphate isomerase in urea and guanidinium chloride solutions. Evidence for a novel disulfide exchange reaction in a covalently crosslinked mutant. In: Biochemistry, 38 (1). pp. 423-431.

Karle, Isabella L and Banerjee, Arindam and Balaram, Padmanabhan (1997) Design of two-helix motifs in peptides: crystal structure of a system of linked helices of opposite chirality and a model helix-linker peptide. In: Folding and Design, 2 (4). pp. 203-210.

Bhattacharjya, Surajit and Balaram, Padmanabhan (1997) Hexafluoroacetone hydrate as a structure modifier in proteins: Characterization of a molten globule state of hen egg-white lysozyme. In: Protein Science, 6 (5). pp. 1065-1073.

Aparna, K and Krishnamurthy, SS and Nethaji, M and Balaram, Padmanabhan (1997) Amino acid-lanthanide interactions, Part 2. The X-ray crystal structures of lanthanide and calcium complexes of 1-amino-cyclohexane-1-carboxylic acid (Acc6). In: Polyhedron, 16 (3). pp. 507-514.

David, SA and Awasthi, SK and Wiese, A and Ulmer, AJ and Lindner, B and Brandenburg, K and Seydel, U and Rietschel, ETh and Sonesson, A and Balaram, Padmanabhan (1996) Characterization of the interactions of a polycationic, amphiphilic, terminally branched oligopeptide with lipid A and lipopolysaccharide from the deep rough mutant of Salmonella minnesota. In: Journal of Endotoxin Research, 3 (5). 369 -379.

Banerjee, Arindam and Raghothama, Srinivasa Rao and Karle, Isabella L and Balaram, Padmanabhan (1996) Ambidextrous Molecules: Cylindrical Peptide Structures Formed by Fusing Left- and Right-Handed Helices. In: Biopolymers, 39 (3). pp. 279-285.

Karle, Isabella L and Awasthi, Satish K and Balaram, Padmanabhan (1996) A designed beta-hairpin peptide in crystals. In: Proceedings of the National Academy of Sciences of the United States of America, 93 (16). pp. 8189-8193.

Gokhale, Rajesh S and Agarwalla, Sanjay and Santi, Daniel V and Balaram, Padmanabhan (1996) Covalent Reinforcement of a Fragile Region in the Dimeric Enzyme Thymidylate Synthase Stabilizes the Protein against Chaotrope-Induced Unfolding. In: Biochemistry, 35 (2). pp. 7150-7158.

Awasthi, Satish Kumar and Raghothama, Srinivasa Rao and Balaram, Padmanabhan (1996) Conformational variability in short acyclic peptides. Stabilization of multiple beta-turn structures in organic solvents. In: Journal of the Chemical Society, Perkin Transactions 2 (12). pp. 2701-2706.

Valle, Giovanni and Crisma, M and Toniolo, C and Balaji Rao, R and Prasad, Sudhanand and Balaram, Padmanabhan (1995) b-Turn conformations in crystal structures of model peptides containing a,a-di-n-propylglycine (Dpg) and a,a-di-n-butyl-glycine (Dbg). In: Biopolymers, 35 (01). pp. 1-9.

Gurunath, R and Balaram, Padmanabhan (1995) A nonhelical, multiple β-turn conformation in a glycine-rich heptapeptide fragment of trichogin A IV containing a single central α-aminoisobutyric acid residue. In: Biopolymers, 35 (01). pp. 21-29.

Aravinda, Subrayashastry and Shamala, Narayanaswamy and Bandyopadhyay, Abhishek and Balaram, Padmanabhan (1993) Probing the role of the C-H center dot center dot center dot O hydrogen bond stabilized polypeptide chain reversal at the C-terminus of designed peptide helices. Structural characterization of three decapeptides. In: Journal of the American Chemical Society, 125 (49). pp. 15065-15075.

Karle, Isabella L and Flippen-Anderson, Judith L and Sukumar, Muppalla and Balaram, Padmanabhan (1992) Differences in hydration and association of helical Boc-Val-Ala-Leu-Aib-Val-Ala-Leu-(Val-Ala-Leu-Aib)2-OMe. xH2O in two crystalline polymorphs. In: Journal of Medical Chemistry, 35 (21). pp. 3885-3889.

David, SA and Mathan, VI and Balaram, Padmanabhan (1992) Interaction of melittin with endotoxic lipid. In: Biochimica et Biophysica Acta (BBA) - Lipids and Lipid Metabolism, 1123 (3). 269-274 .

Bardi, R and Piazzesi, AM and Crisma, M and Toniolo, C and Sudhanand, * and Balaji Rao, R and Balaram, Padmanabhan (1992) Crystal structure of tert-butyloxycarbonyl-a-aminoisobutyryl-C-a,a-di-n-butylglycyl-methyl ester, C20H38N2O5. In: Zeitschrift für Kristallographie, 202 (3-4). pp. 302-305.

Balaram, Padmanabhan (1992) Non-standard amino acids in peptide design and protein engineering. In: Current Opinion in Structural Biology, 2 (6). pp. 845-851.

Karle, Isabella L and Flippen-Anderson, Judith L and Agarwalla, Sanjay and Balaram, Padmanabhan (1991) Crystal structure of [Leu1]zervamicin, a membran ion-channel peptide: Implications for gating mechanisms. In: Proceedings of the National Academy of Sciences of the United States of America, 88 (12). pp. 5307-5311.

Srinivasan, N and Sowdhamini, Ramanathan and Ramakrishnan, Chandrashekharan and Balaram, Padmanabhan (1991) Analysis of short loops connecting secondary structural elements in proteins. In: Molecular Conformation and Biological Interactions . pp. 59-73.

Karle, Isabella L and Flippen-Anderson, Judith L and Uma, Kuchibhotla and Balaram, Padmanabhan (1990) Parallel zippers formed by \alpha-helical peptide columns in crystals of Boc-Aib-Glu(OBzl)-Leu-Aib-Ala-Leu-Aib-Ala-Lys(Z)-Aib-OMe. In: Proceedings of the National Academy of Sciences of the United States of America, 87 (20). pp. 7921-7925.

Karle, Isabella L and Flippen-Anderson, JL and Uma, K and Balaram, Padmanabhan (1990) Helix construction using a-aminoisobutyryl residues in a modular approach to synthetic protein design. Conformational properties of an apolar decapeptide in two different crystal forms and in solution. In: Current Science (Bangalore), 59 (17). 875-885 .

Karle, IL and Balaram, Padmanabhan (1990) Structural characteristics of alpha-helical peptide molecules containing Aib residues. In: Biochemistry, 29 (29). pp. 6747-6756.

Karle, Isabella L and Flippen-Anderson, Judith L and Uma, Kuchibhotla and Balaram, Hemalatha and Balaram, Padmanabhan (1989) \alpha -Helix and Mixed $3_{10}$/ \alpha -helix in Cocrystallized Conformers of Boc-Aib-Val-Aib-Aib-Val-Val-Val-Aib-Val-Aib-Ome. In: Proceedings of the National Academy of Sciences of the United States of America, 86 (3). pp. 765-769.

Karle, IL and Flippen-Anderson, JL and Uma, K and Balaram, Padmanabhan (1988) Aggregation studies in crystals of apolar helical peptides: Boc-Aib-Val-Ala-Leu-Aib-Val-Ala-Leu-Aib-OMe. In: International Journal of Peptide & Protein Research Int J Pept Protein Res, 32 (6). pp. 536-543.

Ramakrishnan, Chandrashekharan and Sowdhamini, Ramanathan and Balaram, Padmanabhan (1988) Analysis of short interproton distances in proline peptides as a guide in the interpretation of nuclear overhauser effects. In: Collection of Czechoslovak Chemical Communications, 53 (11b). pp. 2801-2809.

Karle, Isabella L and Flippen-Anderson, Judith L and Sukumar, Mupalla and Balaram, Padmanabhan (1988) Monoclinic polymorph of Boc-Trp-Ile-Ala-Aib-Ile-Val-Aib-Leu-Aib-Pro-OMe(anhydrous). Parallel packing of 3(10)-/alpha-helices and a transition of helix type. In: International Journal of Peptide & Protein Research, 31 (6). pp. 567-576.

Uma, K and Balaram, Hemalatha and Raghothama, S and Balaram, Padmanabhan (1988) Simultaneous observation of positive and negative nuclear Overhauser effects in oligopeptides due to segmental motio. In: Biochemical and Biophysical Research Communications, 151 (1). pp. 153-157.

Karle, Isabella L and Flippen-Anderson, Judith and Uma, Kuchibhotla and Balaram, Padmanabhan (1988) Aqueous channels within apolar peptide aggregates: Solvated helix of the \alpha-aminoisobutyric acid (Aib)-containing peptide $Boc-{(Aib-Ala-Leu)}_3-Aib-OMe. {2H}_2O.{CH}_3OH$ in crystals. In: Proceedings of the National Academy of Sciences of the United States of America, 85 (2). pp. 299-303.

Karle, Isabella L and Flippen-Anderson, JL and Uma, K and Balaram, Padmanabhan (1988) Aqueous channels within apolar peptide aggregates. Solvated helix of Boc-Aib-Ala-Leu-Aib-Ala-Leu-Aib- -Ala-Leu-Aib-OMe. H2O.CH3OH. In: Proceedings Of The National Academy of Sciences of The United States Of America , 85 (2). pp. 299-303.

Uma, K and Chauhan, VS and Arun, Kumar and Balaram, Padmanabhan (1988) Conformations of dehydrophenylalanyl containing peptides. Nuclear Overhauser effect study of two acyclic. In: International Journal of Peptide and Protein Research, 31 (4). pp. 349-358.

Valle, Giovanni and Crisma, Marco and Toniolo, Claudio and Sen, Nirupa and Sukumar, Muppalla and Balaram, Padmanabhan (1988) Crystallographic characterization of the conformation of the 1-aminocyclohexane-1-carboxylic acid residue in simple derivatives and peptides. In: Journal of the Chemical Society, Perkin Transactions 2 (3). pp. 393-398.

Kishore, R and Ishizaki, H and Tu, AT and Ravi , A and Balaram, Padmanabhan (1987) Cystine peptides. Disulfide conformations in fourteen membered loops investigated by Raman spectroscopy and circular dichroism. In: International Journal of Peptide and Protein Research, 30 (4). pp. 474-480.

Karle, Isabella L and Flippen-Anderson, Judith and Sukumar, Muppalla and Balaram, Padmanabhan (1987) Conformation of a 16-residue zervamicin IIA analog peptide containing three different structural features: $3_{10}$-helix, \alpha-helix, and \beta-bend ribbon. In: Proceedings of the National Academy of Sciences of the United States of America, 84 (15). pp. 5087-5091.

Chauhan, VS and Sharma, AK and Uma, K and Paul, PKC and Balaram, Padmanabhan (1987) Conformations of dehydrophenylalanine containing peptides. NMR studies on three tripeptides with a central dehydrophenylalanyl residue. In: International Journal of Peptide and Protein Research, 29 (1). pp. 126-133.

Karle, IL and Flippen-Anderson, JL and Sukumar , M and Balaram, Padmanabhan (1987) Conformation of a 16-residue zervamicin IIA analog peptide containing three different structural features: 310-helix, alpha helix and ß-bend ribbon. In: Proceedings of The National Academy of Sciences of The United States of America, 84 (15). pp. 5087-5091.

Karle, Isabella L and Sukumar, Muppalla and Balaram, Padmanabhan (1986) Parallel packing of \alpha-helices in crystals of the zervamicin IIA analog Boc-Trp-Ile-Ala-Aib-Ile-Val-Aib-Leu-Aib-Pro-OMe ${2H}_2O$. In: Proceedings of the National Academy of Sciences of the United States of America, 83 (24). pp. 9284-9288.

Karle, IL and Sukumar, M and Balaram, Padmanabhan (1986) Parallel packing of alpha-helices in crystals of the zervamicin IIA analog Boc-Trp-Ile-Ala-Aib-Ile-Val-Aib-Leu-Aib-Pro-OMe.2H2O. In: Proceedings Of The National Academy Of Sciences Of The United States Of America, 83 (24). pp. 9284-9288.

Bardi, R and Piazzesi, AM and Toniolo, C and Balaram, Padmanabhan and Sukumar, M (1986) Stereochemistry of peptides containing 1-aminocyclopentane carboxylic acid (Acc5). Solution and solid state conformations of Boc-Acc5-Acc5-NHMe. In: Biopolymers, 25 (9). pp. 1635-1644.

Bardi, R and Piazzesi, AM and Toniolo, C and Antony Raj, P and Raghothama, Srinivasarao and Balaram, Padmanabhan (1986) Conformations of the amino terminal tetrapeptide of emerimicins and antiamoebin in solution and in the solid state. In: International Journal of Biological Macromolecules, 8 (4). pp. 201-206.

Sampath, DS and Balaram, Padmanabhan (1986) Resolution of racemic gossypol and interaction of individual enantiomers with serum albumins and model peptides. In: Biochimica et Biophysica Acta, 882 (2). pp. 183-186.

Kishore, Raghuvansh and Balaram, Padmanabhan (1986) Stereochemically Constrained Enkephalin Analogs Containing $\alpha$-Aminoisobutyric Acid and 1-Amino-Cyclopentane-l-Carbolylic Acid. In: NIDA Research Monograph, 69 . pp. 312-331.

Paul, PKC and Sukumar, M and Bardi, R and Piazzesi, AM and Valle, G and Toniolo, C and Balaram, Padmanabhan (1986) Stereochemically constrained peptides. Theoretical and experimental studies on the conformations of peptides containing 1-aminocyclohexane carboxylic acid. In: journal of the American chemical Society, 108 (20). pp. 6363-6370.

Vijayan, M and Balaram, Padmanabhan and Francis, AK and Vijayakumar, EKS (1985) A helical peptide containing a majority of valyl residues. The crystal structure of t-butyloxy- carbonyl-(L-valyl-_-aminoisobutyryl)3-L-valyl methyl ester onohydrate. In: International Journal of Peptide and Protein Research, 26 (2). pp. 214-223.

Kishore, R and Balaram, Padmanabhan (1984) Synthesis and conformations of stereochemically restricted analogs of Leu5-enkephalinamide. Substitution of a-aminoisobutyric acid and 1-aminocyclopentane-1-carboxylic acid at positions 2 and 3. In: Indian Journal of Chemistry, 23B . pp. 1137-1144.

Crisma, M and Fasman, GD and Balaram, H and Balaram, Padmanabhan (1984) Peptide models for b-turns.A circular dichroism study. In: International Journal of Peptide and Protein Research, 23 (4). pp. 411-419.

Venkataram Prasad, BV and Balaram, Padmanabhan and Benedetti, Etlore (1984) The stereochemistry of a-aminoisobutyric acid containing peptides. In: Critical Reviews in Biochemistry and Molecular Biology, 16 (4). pp. 307-348.

Pulla Rao, Ch and Balaram, Padmanabhan and Rao, CNR (1983) An infrared spectroscopic study of C7 intramolecular hydrogen bonds in peptides. In: Biopolymers, 22 (9). pp. 2091-2104.

Prasad, Venkataram BV and Sudha, Subrahmanyam T and Balaram, Padmanabhan (1983) Molecular structure of Boc-Aib-Phe-Aib-Met-$NH_2$.DMSO. A fragment of a biologically active enkephalin analog. In: Journal of the Chemical Society: Perkin Transactions 1: Organic and Bio-Organic Chemistry (2). pp. 417-421.

Mathew, Mathew K and Nagaraj, Ramakrishnan and Balaram, Padmanabhan (1982) Membrane Channel-forming Polypeptides. Aqueous Phase Aggregation and Membrane-Modifying Activity of Synthetic Fluorescent Alamethicin Fragments. In: Journal of Biological Chemistry, 257 (5). pp. 2170-2176.

Prasad, BV Venkataram and Balaram, Padmanabhan (1982) X-Pro peptides. A theoretical study of the hydrogen bonded conformations of (alpha-aminoisobutyryl-L -prolyl)n sequences. In: International Journal of Biological Macromolecules, 4 (2). pp. 99-102.

Balaram, Hemalatha and Prasad, B V Venkataram and Balaram, Padmanabhan (1982) Conformational transitions in a Pro-Pro peptide on dissolution of single crystals. In: Biochemical and Biophysical Research Communications, 109 (3). pp. 825-831.

Francis, Athappilly K and Mohammed, Iqbal and Balaram, Padmanabhan and Vijayan, Mamannamana (1982) The crystal structure of the amino-terminal pentapeptide of suzukacillin. Occurrence of a four-fold peptide helix. In: Perkin Transactions 2 (10). pp. 1235-1239.

Prasad, BV Venkataram and Ravi, A and Balaram, Padmanabhan (1981) Molecular structure of a cyclic tetrapeptide disulfide. A novel 310 helical conformation with an S-S bridge. In: Biochemical and Biophysical Research Communications, 103 (4). pp. 1138-1144.

Nagaraj, R and Balaram, Padmanabhan (1981) Conformations of synthetic alamethicin fragments. Evidence for 310 helical folding from 270-MHz hydrogen-1 nuclear magnetic resonance and circular dichroism studies. In: Biochemistry, 20 (10). pp. 2828-2835.

Khan, M Islam and Surolia, N and Mathew, MK and Balaram, Padmanabhan and Surolia, Avadhesha (1981) Fluorescence polarization as a tool to study lectin-sugar interaction. An investigation of the binding of 4-methylumbelliferyl beta-D-galactopyranoside to Abrus precatorious agglutinin. In: European Journal of Biochemistry, 115 (1). pp. 149-152.

Iqbal, M and Nagaraj, R and Balaram, Padmanabhan (1981) H N.M.R. studies of protected alpha-aminoisobutyric acid containing peptides. Chemical shift nonequivalence of benzyloxycarbonyl methylene protons. In: International Journal of Peptide and Protein Research International Journal of Peptide and Protein Research, 18 (2). pp. 208-213.

Rao, Pulla Ch and Balaram , Padmanabhan and Rao, Ramachandra CN (1980) 13 C nuclear magnetic resonance studies of the binding of alkali and alkaline earth metal salts to amides. In: Faraday Transactions 1 (related title), 76 (Part5 ). 1008-1013 .

Rao, Pulla and Balaram, Padmanabhan and Rao, Ramachandra CN (1980) 13C Nuclear Magnetic Resonance Studies of the Binding of Alkali and Alkaline Earth Metal Salts to Amides. In: Journal of the Chemical Society, Faraday Transactions 1, 76 . pp. 1008-1013.

Rao, Ch Pulla and Balaram, Padmanabhan and Rao, CNR (1980) 13C nuclear magnetic resonance studies of the binding of alkali and alkaline earth metal salts to amides. In: Journal of the Chemical Society, Faraday Transactions 1: Physical Chemistry in Condensed Phases, 76 . pp. 1008-1013.

Narayanan, R and Balaram, Padmanabhan (1980) Fluorescent probe studies of biological membranes and model systems. In: Journal of Scientific & Industrial Research (JSIR), 39 (8). pp. 441-452.

Nair, Mohanakumaran C and Vijayan, Mamannamana and Venkatachalapathi, Yalamoori V and Balaram, Padmanabhan (1979) X-Ray Crystal Structure of Pivaloyl-D-Pro-L-Pro-L-Ala-N-Methylamide; observation of a Consecutive \beta-turn Conformation. In: Journal of the Chemical Society, Chemical Communications (24). pp. 1183-1184.

Ranganathan, Melpakkam and Rao, Vallurupalli SR and Balaram, Padmanabhan (1977) Acyclic sugars: the ring-opening of 2-acetamido-2-deoxyhexopyranoses in trifluoroacetic acid. In: Carbohydrate Research, 58 (1). pp. 245-248.

Nagaraj, Ramakrishnan and Balaram, Padmanabhan (1977) Facile diketopiperazine formation from dipeptides containing a-aminoisobutyric acid. Conformational factors influencing Cyclisation. In: Heterocycles, 7 (2). pp. 885-890.

Balaram, Padmanabhan and Bothner-By, AA and Breslow, E (1973) Nuclear magnetic resonance studies of the interaction of peptides and hormones with bovine Neurophysin-II. In: Biochemistry, 12 (23). 4695-4704.

Editorials/Short Communications

Balaram, Padmanabhan (1990) Solvophobic effects drive self-assembly and neutral molecule recognition in organic media g Cram's cavitands, Limaye and Rasayanam. In: Current Science (Bangalore), 59 (8). pp. 398-400.

Woodward, RB and Logusch, E and Nambiar, KP and Sakan, K and Ward, DE and Au-Yeung, BW and Balaram, Padmanabhan (1981) Asymmetric total synthesis of erythromycin. 3. Total synthesis of erythromycin. In: Journal of the American Chemical Society, 103 (11). 3215 -3217.

Patent

Balaram, Padmanabhan and Krishnan, Kozhalmannom Subramaniasastry (2005) A novel conotoxin modulating sodium channels. Patent Number(s) WO 2005030801 A1. Patent Assignee(s) National Centre for Biological Sciences.

This list was generated on Fri Jul 25 17:37:31 2014 IST.