Items where Author is "Kartha, G."

Article

Bhandary, K. K. ; Kartha, G. ; Kopple, K. D. (1986) Structure and conformation of cyclo(-L-phenylalanyl-L-prolyl-D-alanyl-), form II of a synthetic cyclic hexapeptide Acta Crystallographica Section C: Crystal Structure Communications, 42 (10). pp. 1430-1433. ISSN 0108-2701

Varughese, K. I. ; Aimoto, S. ; Kartha, G. (1986) Calcium binding cyclic hexapeptide: Crystal structure of cyclo-(L-prolyl-glycyl)₃ calcium complex International Journal of Peptide and Protein Research, 27 (2). pp. 118-122. ISSN 0367-8377

Kartha, G. ; Aimoto, S. ; Varughese, K. I. (1986) Crystal and molecular structure of cyclo(L-prolyl-glycyl)₃: a cyclic hexapeptide with a cis peptide bond International Journal of Peptide and Protein Research, 27 (2). pp. 112-117. ISSN 0367-8377

Go, K. ; Kartha, G. ; Viswanathan, N. (1985) Structure and conformation of two diastereomers of (±)-1-(2,3-dichlorophenyl)-3,5,6,7-tetrahydro-3-hydroxy-3,6,6-trimethyl-1H-indole-2,4-dione, C₁₇H₁₇Cl₂NO₃ Acta Crystallographica Section C: Crystal Structure Communications, 41 (3). pp. 417-419. ISSN 0108-2701

Go, K. ; Kartha, G. (1984) Structure and conformation of sulfinpyrazone, C₂₃H₂₀N₂O₃S Acta Crystallographica Section C: Crystal Structure Communications, 40 (11). pp. 1869-1871. ISSN 0108-2701

Go, K. ; Kartha, G. (1984) Structure of oleandrigenin monohydrate, C₂₅H₃₇O₆.H₂O Acta Crystallographica Section C: Crystal Structure Communications, 40 (11). pp. 1866-1869. ISSN 0108-2701

Go, K. ; Kartha, G. (1983) Structure of ouabagenin methanol solvate, C₂₃H₃₄O₈.CH₃OH Acta Crystallographica Section C: Crystal Structure Communications, 39 (3). pp. 376-378. ISSN 0108-2701

Nagarajan, K. ; Nair, M. D. ; Shenoy, S. J. ; Kartha, G. (1983) Addition products of dimethyl acetylenedicarboxylate to thioureas- Studies on 2-(p-bromophenyl) imino-3-methyl-5-carbomethoxymethylidenethiazolidin-(4)-one Proceedings of the Indian Academy of Sciences - Chemical Sciences, 92 (1). pp. 99-106. ISSN 0253-4134

Go, K. ; Kartha, G. ; Neeman, M. (1982) Structure of 4-fluoro-1,3,5(10)-estratriene-3,17β-diol-hemimethanol Acta Crystallographica Section B: Structural Science, 38 (12). pp. 3142-3144. ISSN 0108-7681

Varughese, K. I. ; Kartha, G. (1982) Hydrogen-bonding interactions between a cis peptide and a carboxyl group: structure of the 1:2 2,5-piperazinedione-salicyclic acid complex Acta Crystallographica Section B: Structural Science, 38 (1). pp. 301-302. ISSN 0108-7681

Swaminathan, V. ; Smith, Janet L. ; Sundaralingam, M. ; Coutsogeorgopoulos, C. ; Kartha, G. (1981) Crystal and molecular structure of the antiobiotic blasticidin S hydrochloride pentahydrate Biochimica et Biophysica Acta (BBA) - Nucleic Acids and Protein Synthesis, 655 (3). pp. 335-341. ISSN 0005-2787

Kartha, G. ; Varughese, K. I. ; Lu, C. T. (1981) Structure of the 1:2 complex of 2,5-piperazinedione and formic acid Acta Crystallographica Section B: Structural Science, 37 (9). pp. 1798-1800. ISSN 0108-7681

Varughese, K. I. ; Lu, C. T. ; Kartha, G. (1981) Crystal structure and conformation of cyclo-L-cystine International Journal of Peptide and Protein Research, 18 (1). pp. 88-102. ISSN 0367-8377

Kartha, G. ; Fantozzi, T. D. ; Go, Kuantee ; Nagarajan, K. (1981) Crystal and molecular structure of 2-bromo-5,6-dihydro-6-methyl-4H,8H-pyrido [3,2,1-de]phenanthridin-8-one Journal of Chemical Crystallography, 11 (1-2). pp. 27-32. ISSN 1074-1542

Go, K. ; Kartha, G. (1980) Structure of Gitoxin Acta Crystallographica Section B: Structural Science, 36 (12). pp. 3034-3040. ISSN 0108-7681

Go, K. ; Kartha, G. ; Chen, J. P. (1980) Structure of Digoxin Acta Crystallographica Section B: Structural Science, 36 (8). pp. 1811-1819. ISSN 0108-7681

Go, K. ; Kartha, G. ; Nagarajan, K. (1977) 10-methyl-2,2'-bis(trifluoromethyl)-7,10'-biphenothiazine Acta Crystallographica - Section B: Structural Crystallography & Crystal Chemistry, 33 (12). pp. 3894-3897. ISSN 0567-7408

Kartha, G. ; Go, Kuantee ; Lu, C. T. ; Nagarajan, K. (1977) Crystal and molecular structure of 1-(p-bromobenzoyl)-2-methyl-1,2,3,4-tetrahydroquinoline Journal of Chemical Crystallography, 7 (5). pp. 211-218. ISSN 1074-1542

Kartha, G. ; Ambady, G. (1975) The crystal structure and molecular conformation of cyclo-L-prolyl-L-prolyl-L-hydroxyproline, a cyclic tripeptide Acta Crystallographica Section B, 31 (8). pp. 2035-2039. ISSN 0108-7681

Kartha, G. ; Ashida, T. ; Kakudo, M. (1974) The crystal structure of t-amyloxycarbonyl-L-prolyl-L-prolyl-L-proline Acta Crystallographica Section B: Structural Science, 30 (7). pp. 1861-1866. ISSN 0108-7681

Korytnyk, W. ; Ahrens, H. ; Angelino, N. ; Kartha, G. (1973) Chemistry and biology of vitamin B6. 34. Interaction of pyridoxalla with cyanide Journal of Organic Chemistry, 38 (21). pp. 3793-3797. ISSN 0022-3263

Nagarajan, K. ; Nair, M. D. ; Ranga Rao, V. ; Venkateswarlu, A. ; Kartha, G. (1973) Conformation of the methyl group and tetrahydropyridine ring in N-acyltetrahydroquinaldine derivatives Tetrahedron, 29 (17). pp. 2571-2573. ISSN 0040-4020

Ambady, G. K. ; Kartha, G. (1968) The crystal and molecular structure of sodium D-tartrate dihydrate Acta Crystallographica Section B: Structural Science, 24 (11). pp. 1540-1547. ISSN 0108-7681

Kartha, G. ; Bello, J. ; Harker, D. (1967) Tertiary structure of ribonuclease Nature, 213 . pp. 862-865. ISSN 0028-0836

Kartha, G. (1965) Combination of multiple isomorphous replacement and anomalous dispersion data for protein structure determination. III. Refinement of heavy atom positions by the least-squares method Acta Crystallographica, 19 (6). pp. 883-885. ISSN 0365-110X

Kartha, G. ; Parthasarathy, R. (1965) Combination of multiple isomorphous replacement and anomalous dispersion data for protein structure determination. I. Determination of heavy-atom positions in protein derivatives Acta Crystallographica, 18 (4). pp. 745-749. ISSN 0365-110X

Kartha, G. ; Parthasarathy, R. (1965) Combination of multiple isomorphous replacement and anomalous dispersion data for protein structure determination. II. Correlation of the heavy-atom positions in different isomorphous protein crystals Acta Crystallographica, 18 (4). pp. 749-753. ISSN 0365-110X

Norton, D. A. ; Kartha, G. ; Lu, C. T. (1964) The crystal and molecular structures of 4-bromoestradiol Acta Crystallographica, 17 (2). pp. 77-82. ISSN 0365-110X

Norton, D. A. ; Kartha, G. ; Lu, C. T. (1963) The crystal and molecular structures of 4-bromoestrone Acta Crystallographica, 16 (2). pp. 89-94. ISSN 0365-110X

Kartha, G. ; Ramachandran, G. N. ; Bhat, H. B. ; Madhavan Nair, P. ; Raghavan, V. K. V. ; Venkataraman, K. (1963) The constitution of morellin Tetrahedron Letters, 4 (7). pp. 459-472. ISSN 0040-4039

Kartha, G. ; Ahmed, F. R. ; Barnes, W. H. (1962) Refinement of the crystal structure of codeine hydrobromide dihydrate, and establishment of the absolute configuration of the codeine molecule Acta Crystallographica, 15 (4). pp. 326-333. ISSN 0365-110X

Kartha, G. ; De Vries, A. (1961) Structure of Asparagine monohydrate Nature, 192 . pp. 862-863. ISSN 0028-0836

Kartha, G. (1961) Isomorphous replacement method in non-centrosymmetric structures Acta Crystallographica, 14 (6). pp. 680-686. ISSN 0365-110X

Kartha, G. ; Ahmed, F. R. ; Barnes, W. H. (1961) The crystal and molecular structure of DL-alphaprodine hydrochloride Acta Crystallographica, 14 (1). pp. 93-94. ISSN 0365-110X

Kartha, G. ; Ahmed, F. R. (1960) Structure-factor calculation with anisotropic thermal parameters Acta Crystallographica, 13 (7). pp. 532-534. ISSN 0365-110X

Kartha, G. ; Ahmed, F. R. ; Barnes, W. H. (1960) The crystal and molecular structure of DL-alphaprodine hydrochloride Acta Crystallographica, 13 (7). pp. 525-531. ISSN 0365-110X

Cochran, W. ; Kartha, G. (1956) Scattering of X-rays by defect structures. II. An extension of the theory Acta Crystallographica, 9 (11). pp. 941-943. ISSN 0365-110X

Cochran, W. ; Kartha, G. (1956) Scattering of X-rays by defect structures. III. The effect of interstitial atoms and vacancies Acta Crystallographica, 9 (11). pp. 944-948. ISSN 0365-110X

Kartha, G. ; Ramachandran, G. N. (1955) Applications of the difference-Patterson technique in structure analysis Acta Crystallographica, 8 (4). pp. 195-199. ISSN 0365-110X

Ramachandran, G. N. ; Kartha, G. (1955) Studies on collagen. I. Structure of the collagen group of proteins Proceedings of the Indian Academy of Sciences, Section A, 42 (5). pp. 215-234. ISSN 0370-0089

Ramachandran, G. N. ; Kartha, G. (1954) Structure of collagen Nature, 174 . pp. 269-270. ISSN 0028-0836

Kartha, G. (1953) A new method of calculating the scale factor in structure analysis Acta Crystallographica, 6 (11-12). pp. 817-820. ISSN 0365-110X

Kartha, G. (1952) Structure of barium chlorate monohydrate Ba(ClO₃)₂.H₂O Acta Crystallographica, 5 (6). pp. 845-846. ISSN 0365-110X

Kartha, G. (1952) Correction charts for Lorentz and polarization factors in anti-equi-inclination photographs Acta Crystallographica, 5 (4). pp. 549-550. ISSN 0365-110X