Items where Author is "Ranganathan, Darshan"

Article

Karle, Isabella L. ; Ranganathan, Darshan ; Kumar, Mittapalli Gopi ; Nagaraj, Ramakrishnan (2008) Design, synthesis, conformational and membrane ion transport studies of proline-adamantane hybrid cyclic depsipeptides Biopolymers, 89 (5). pp. 471-478. ISSN 0006-3525

Karle, Isabella ; Ranganathan, Darshan (2003) Construction of polar and hydrophobic pores and channels by assembly of peptide molecules Journal of Molecular Structure, 647 (1-3). pp. 85-96. ISSN 0022-2860

Ranganathan, Darshan ; Samant, Manoj P. ; Nagaraj, Ramakrishnan ; Bikshapathy, E. (2002) Design, synthesis and membrane ion transport properties of cystine- and serine-based cyclo-4-oxa-heptane-1,7-bisamides Tetrahedron Letters, 43 (29). pp. 5145-5147. ISSN 0040-4039

Kurur, Sunita ; Gilardi, Richard ; Karle, Isabella L. ; Ranganathan, Darshan (2000) Design and synthesis of AB₃-type (A = 1,3,5-benzenetricarbonyl unit; B = Glu diOME or Glu₇ octa OMe) peptide dendrimers: crystal structure of the first generation Biopolymers, 54 (4). pp. 289-295. ISSN 0006-3525

Ranganathan, Darshan ; Kurur, Sunita ; Karle, Isabella L. (2000) Design, synthesis, and crystal structure of self-assembling norbornene (nbe)-supported two-helix bundles: a unique example of janus helicity in the solid-state structure of nbe(aib₅)₂ Biopolymers, 54 (4). pp. 249-261. ISSN 0006-3525

Ranganathan, Darshan ; Haridas, V. ; Nagaraj, R. ; Karle, Isabella L. (2000) Double-helical cyclic peptides: design, synthesis, and crystal structure of figure-eight mirror-image conformers of adamantane-constrained cystine-containing cyclic peptide cyclo (Adm-Cyst)₃ Journal of Organic Chemistry, 65 (14). pp. 4415-4422. ISSN 0022-3263

Ranganathan, Darshan ; Haridas, V. ; Kurur, Sunita ; Nagaraj, R. ; Bikshapathy, E. ; Kunwar, A. C. ; Sarma, A. V. S. ; Vairamani, M. (2000) Norbornene-constrained cyclic peptides with hairpin architecture: design, synthesis, conformation, and membrane ion transport Journal of Organic Chemistry, 65 (2). pp. 365-374. ISSN 0022-3263

Ranganathan, Darshan ; Haridas, V. ; Karle, Isabella L. (1999) Diamond crowns: design, synthesis and X-ray crystallographic studies of a novel family of adamantane-containing crown ethers Tetrahedron, 55 (21). pp. 6643-6656 . ISSN 0040-4020

Ranganathan, Darshan ; Thomas, A. ; Haridas, V. ; Kurur, S. ; Madhusudanan, K. P. ; Roy, Raja ; Kunwar , A. C. ; Sarma, A. V. S. ; Vairamani, M. ; Sarma, K. D. (1999) Design, synthesis, and characterization of tyrosinophanes, a novel family of aromatic-bridged tyrosine-based cyclodepsipeptides Journal of Organic Chemistry, 64 (10). pp. 3620-3629. ISSN 0022-3263

Ranganathan, Darshan ; Haridas, V. ; Sivakama Sundari, C. ; Balasubramanian, D. ; Madhusudanan, K. P. ; Roy, Raja ; Karle, Isabella L. (1999) Design, synthesis, srystal structure, and host-guest properties of polymethylene-bridged cystine-based cyclobisamides: a facile entry into hydrogen-bonded peptide nanotubes Journal of Organic Chemistry, 64 (25). pp. 9230-9240. ISSN 0022-3263

Ranganathan, Darshan ; Haridas, V. ; Kurur, Sunita ; Thomas, Achamma ; Madhusudanan, K. P. ; Nagaraj, R. ; Kunwar, A. C. ; Sarma, A. V. S. ; Karle, Isabella L. (1998) Demonstration of endo-cis-(2S,3R)-bicyclo[2.2.1]hept-5-en-2,3- dicarbonyl unit as a reverse-turn scaffold and nucleator of two-stranded parallel β-sheets: design, synthesis, crystal structure, and self-assembling properties of norborneno peptide analogues Journal of the American Chemical Society, 120 (33). pp. 8448-8460. ISSN 0002-7863

Ranganathan, Darshan ; Kurur, Sunita ; Madhusudanan, K. P. ; Roy, Raja ; Karle, Isabella L. (1998) Self-assembling bis-dendritic peptides: design, synthesis and characterization of oxalyl-linked bis-glutamyl peptides [Glu_n(CO₂Me)_n+1-CO-]₂; n = 1,3,7 Journal of Peptide Research, 51 (4). pp. 297-302. ISSN 1397-002X

Ranganathan, Darshan ; Haridas, V. ; Madhusudanan, K. P. ; Roy, Raja ; Nagaraj, R. ; John, G. B. (1997) Serine-based cyclodepsipeptides on an adamantane building block: design, synthesis, and characterization of a novel family of macrocyclic membrane ion-transporting depsipeptides Journal of the American Chemical Society, 119 (48). pp. 11578-11584. ISSN 0002-7863

Ranganathan, Darshan ; Kurur, Sunita ; Madhusudanan, K. P. ; Karle, Isabella L. (1997) Self-assembling urea-based peptidomimetics: A simple one-step synthesis and crystal structure of Core β-alanyl ureylene retro-bispeptides (MeO---A_aa---[NH---CO---NH]---CH₂---CH₂---CO---NH---A_aa---OMe; A_aa = amino acid A) Tetrahedron Letters, 38 (26). pp. 4659-4662. ISSN 0040-4039

Ranganathan, Darshan ; Kurur, Sunita (1997) Synthesis of totally chiral, multiple armed, poly Glu and poly Asp scaffoldings on bifunctional adamantane core Tetrahedron Letters, 38 (7). pp. 1265-1268 . ISSN 0040-4039

Ranganathan, Darshan ; Haridas, V. ; Madhusudanan, K. P. ; Roy, Raja ; Nagaraj, R. ; John, G. B. ; Sukhaswami, M. B. (1996) Design, synthesis, and ion-transport properties of a novel family of cyclic, adamantane-containing cystine peptides Angewandte Chemie International Edition, 35 (10). pp. 1105-1107. ISSN 1433-7851

Karle, Isabella L. ; Ranganathan, Darshan (1995) Methanol-mediated, modular self-assembly of antiparallel β-dimers. Crystal structure of C^α backbone-modified tripeptide Bz-Aib-NHCOCO-Aib-OMe International Journal of Peptide and Protein Research, 46 (1). pp. 65-68. ISSN 0367-8377

Ranganathan, Darshan ; Karle, Isabella L. (1995) The delineation of hydrogen-bonding patterns in supramolecular self-assembly of several core oxalo retro-peptides and crystal structure of MeO-Ser-Leu-COCO-Leu-Ser-OMe International Journal of Peptide and Protein Research, 46 (1). pp. 18-23. ISSN 0367-8377

Ranganathan, Darshan ; Vaish, Narendra K. ; Chandramouli, G. V. R. ; Varghese, Babu ; Muthukumaran, Rajendra Bose ; Manoharan, Periakaruppan T. (1995) Crystal structure of [Aib-COCO-Aib]Cu2: a unique example of modular self-assembly Journal of the American Chemical Society, 117 (5). pp. 1643-1644. ISSN 0002-7863

Ranganathan, Darshan ; Mishra, Rakesh K. ; Patel, Bhisma K. ; Vaish, Narendra K. (1994) Synthetic nucleases crafted from L-lysine Proceedings of the Indian Academy of Sciences - Chemical Sciences, 106 (5). pp. 1071-1088. ISSN 0253-4134

Luthra, Manni ; Ranganathan, Darshan ; Ranganathan, Subramania ; Balasubramanian, Dorairajan (1994) Protein-associated pigments that accumulate in the brunescent eye lens : identification of a quinoline derivative FEBS Letters, 349 (1). pp. 39-44. ISSN 0014-5793

Karle, Isabella L. ; Ranganathan, Darshan ; Shah, Kavita ; Vaish, Narendra K. (1994) Conformation of the oxalamide group in retro-bispeptides. Three crystal structures International Journal of Peptide and Protein Research, 43 (2). pp. 160-165. ISSN 0367-8377

Ranganathan, Darshan ; Patel, Bhisma Kumar ; Mishra, Rakesh K. (1994) Design of a simple and flexible dimeric peptide model for DNA recognition and scission Journal of the Chemical Society, Chemical Communications (1). pp. 107-109. ISSN 0022-4936

Ranganathan, Darshan ; Ranganathan, Subramania ; Singh, Girij Pal ; Patel, Bhisma Kumar (1993) Demonstration of exclusive α-pep tidation at the micellar interface Tetrahedron Letters, 34 (3). pp. 525-528. ISSN 0040-4039

Ranganathan, Darshan ; Patel, Bhisma Kumar ; Mishra, Rakesh K. (1993) Design of a chemical nuclease model with (Lys)₂Cu as the core motif Journal of the Chemical Society, Chemical Communications (4). pp. 337-339. ISSN 0022-4936

Ranganathan, Subramania ; Ranganathan, Darshan ; Bhattacharyya, Dipti (1991) The transformation of histidine side chain to non-coded asparagines Tetrahedron Letters, 32 (40). pp. 5615-5618. ISSN 0040-4039

Ranganathan, Subramani ; Ranganathan, Darshan ; Singh, Sheokumar ; Bhattacharyya, Dipti (1987) Oxidative transformations of coded aromatic amino acids with 4-t-butyl lodylbenzene Journal of the Chemical Society - Series Chemical Communications, 1987 (24). pp. 1887-1888. ISSN 0022-4936

Ranganathan, Subramania ; Ranganathan, Darshan ; Bhattacharyya, Dipti (1987) The transformation of tryptophan to aspartic acid in peptides Journal of the Chemical Society - Series Chemical Communications, 1987 (14). pp. 1085-1086. ISSN 0022-4936

Ranganathan, Darshan ; Rathi, Ramesh (1986) Imidazole synthesis on a solid support Tetrahedron Letters, 27 (22). pp. 2491-2492. ISSN 0040-4039

Ranganathan, Darshan ; Farooqui, Firdous ; Bhattacharyya, Dipti ; Mehrotra, Sanjiv ; Kesavan, K. (1986) The chemical simulation of the "ATP-Imidazole" cycle Tetrahedron, 42 (16). pp. 4481-4492 . ISSN 0040-4020

Ranganathan, Darshan ; Farooqui, Firdous (1984) Synthesis on templates : regiospecific synthesis of imidazoles Tetrahedron Letters, 25 (49). pp. 5701-5704. ISSN 0040-4039

Ranganathan, Darshan ; Bamezai, Shakti (1983) A novel proline derived meso-ionic synthon Tetrahedron Letters, 24 (10). pp. 1067-1070 . ISSN 0040-4039

Ranganathan, Darshan ; Rao, C. ; Ranganathan, Subramania ; Mehrotra, Ashok ; Iyengar, Radha (1980) Additions and corrections - nitroethylene: A stable, clean and reactive agent for organic synthesis Journal of Organic Chemistry, 45 (26). pp. 5433-5434. ISSN 0022-3263

Ranganathan, Darshan ; Rao, C. Bhushan ; Ranganathan, Subramania ; Mehrotra, Ashok K. ; Iyengar, Radha (1980) Nitroethylene: a stable, clean, and reactive agent for organic synthesis Journal of Organic Chemistry, 45 (7). pp. 1185-1189. ISSN 0022-3263

Ranganathan, Darshan ; Bhushan Rao, C. ; Ranganathan , Subramania (1979) Nitroethylene: synthesis of novel 2-nitroethylphosphonates Journal of the Chemical Society - Series Chemical Communications, 1979 (21). pp. 975-976. ISSN 0022-4936