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Journal Article

Karle, IL and Prasad, S and Balaram, P (2004) A combined extended and helical backbone for Boc-(Ala-Leu-Ac(7)c-)(2)-OMe. In: Journal of Peptide Research, The, 63 (2). pp. 175-180.

Vijayalakshmi, S and Rao, Balaji R and Karle, IL and Balaram, P (2000) Comparison of Helix-Stabilizing Effects of \alpha, \alpha - Dialkyl Glycines with Linear and Cycloalkyl Side Chains. In: Biopolymers, 53 (1). pp. 84-98.

Konnert, J and Karle, J and Karle, IL and Uma, K and Balaram, P (1999) Isomorphous replacement combined with anomalous dispersion in the linear equations: application to a crystal containing four nonapeptide conformers. In: Acta Crystallographica Section D: Biological Crystallography, 55 (2). pp. 448-457.

Karle, IL and Pramanik, Animesh and Banerjee, Arindam and Bhattacharjya, Surajit and Balaram, P (1997) \omega-Amino Acids in Peptide Design. Crystal Structures and Solution Conformations of Peptide Helices Containing a \beta-Alanyl-\gamma-Aminobutyryl Segment. In: Journal of the American Chemical Society, 119 (39). pp. 9087-9095.

Karle, IL and Awasthi, SK and Balaram, P (1996) A designed (3-hairpin peptide in crystals. In: Proc Natl Acad Sci Unit States Am, 93 (16). pp. 8189-8193.

Karle, IL and Gurunath, R and Prasad, Soumya and Rao, RB (1996) Crystal structures of a nonapeptide helix containing alpha,alpha-di-n-butylglycine (Dbg), Boc-Gly-Dbg-Ala-Val-Ala-Leu-Aib-Val-Leu-OMe. In: International Journal of Peptide & Protein Research, 47 (5). pp. 376-382.

Karle, IL and Anderson, Flippen JL and Uma, K and Balaram, P (1996) Effects of End Group and Aggregation on Helix Conformation: Crystal Structure of $Ac-(Aib-Val-Ala-Leu)_2-Aib-OMe$. In: Journal of Peptide Science, 2 (2). pp. 106-116.

Karle, IL and Flippen-Anderson, JL and Uma, K and Balaram, P (1993) Peptide mimics for structural features in proteins. Crystal structures of three heptapeptide helices with a C-terminal 6-->1 hydrogen bond. In: International Journal of Peptide & Protein Research, 42 (5). pp. 401-410.

Karle, IL and Flippen-Anderson, JL and Uma, K and Balaram, P (1993) Accommodation of a D-Phe Residue into a Right-Handed 310-Helix: Structure of Boc-D-Phe- ( Aib)4-Gly-L-Leu-(Aib)2-OMe, an Analogue of the Amino Terminal Segment of Antiamoebins and Emerimicins. In: Biopolymers, 33 (3). pp. 401-407.

Sansom, MS and Balaram, P and Karle, IL (1993) Ion channel formation by zervamicin-IIB. A molecular modelling study. In: European Biophysics Journal, 21 (6). 369 -383.

Agarwalla, S and Mellor, IR and Sansom, MSP and Karle, IL and Flippen-Anderson, JL and Uma, K and Krishna, K and Sukumar, M and Balaram, P (1992) Zervamicins, a structurally characterised peptide model for membrane ion channels. In: Biochemical and Biophysical Research Communications, 186 (1). pp. 8-15.

Isabella, L and Karle, IL and Flippen-Anderson, Judith L and Sukumar, M and Uma, K and Balaram, P (1991) Modular design of synthetic protein mimics. Crystal structure of two seven-residue helical peptide segments linked by .epsilon.-aminocaproic acid. In: Journal of the American Chemical Society, 113 (10). 3952 -3956.

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

Karle, IL and Flippen-Anderson, JL and Sukumar, M and Balaram, P (1990) Parallel and antiparallel aggregation of alpha-helices. Crystal structures of two apolar decapeptides X-Trp-Ile-Ala-Aib-Ile-Val-Aib-Leu-Aib-Pro-OMe (X = Boc, Ac). In: International Journal of Peptide & Protein Research, 35 (6). pp. 518-526.

Karle, IL and Anderson, Flippen JL and Kishore, R and Balaram, P (1989) Cystine peptides Antiparallel β-sheet conformation of the cyclic biscystine peptide [Boc-Cys-Ala-Cys-NHCH3]2. In: International Journal of Peptide & Protein Research, 34 (1). pp. 37-41.

Karle, IL and Flippen-Anderson, JL and Uma, K and Balaram, P (1989) Solvated Helical Backbones: X-Ray Diffraction Study of Boc-Ala-Leu-Aib-Ala-Leu-Aib-Ome.$H_2O$. In: Biopolymers, 28 (3). pp. 773-781.

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.

Karle, IL and Flippenanderson, JL and Uma, K and Balaram, P (1987) Apolar Helical Peptides Mimicking Amphiphilic Helices By Hydration Of Backbone - Crystal-Structure Results. In: Journal of Cellular Biochemistry, 35 (4). 371 -371.

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, 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.

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