Townsend CA, Christensen SB. Stereochemical correlation of (-)-averantin. Tetrahedron Lett 1986. [DOI: 10.1016/s0040-4039(00)84128-3] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]

Townsend CA, Salituro GM. Fate of [15N]-p-hydroxyphenyl)glycine in nocardicin a biosynthesis. ACTA ACUST UNITED AC 1984. [DOI: 10.1039/c39840001631] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]

Townsend CA, Barrabee EB. Stereochemical investigation of the α-ketoglutarate-dependent 3′-hydroxylation in cephalosporin biosynthesis. ACTA ACUST UNITED AC 1984. [DOI: 10.1039/c39840001586] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]

Townsend CA, Davis SG. The regiochemistry of A-ring-labelled averufin incorporation into aflatoxin B1. ACTA ACUST UNITED AC 1983. [DOI: 10.1039/c39830001420] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]

Townsend CA, Neese AS, Theis AB. Synthesis of (3R,4S)- and (3R,4R)-[4-2H,3H]valine. Preparation of compounds containing chiral methyl groups with an adjacent asymmetric centre. ACTA ACUST UNITED AC 1982. [DOI: 10.1039/c39820000116] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]

Townsend CA, Nguyen LT. Improved asymetric synthesis of (-)-3-aminonocardicinic acid and further observations of the mitsunobu reaction for β-lactam formation in seryl peptides. Tetrahedron Lett 1982. [DOI: 10.1016/s0040-4039(00)85732-9] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Imfeld M, Townsend CA, Arigoni D. Intact transfer of methyl groups in the biosynthesis of vitamin B12. ACTA ACUST UNITED AC 1976. [DOI: 10.1039/c39760000541] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]

Scott IA, Georgopapadakou N, Ho KS, Klioze S, Lee E, Lee SL Temme GH, Townsend CA, Armitage IM. Letter: Concerning the intermediacy of uro'gen III and of a heptacarboxylic uro'gen in corrinoid biosynthesis. J Am Chem Soc 1975;97:2548-50. [PMID: 1133422 DOI: 10.1021/ja00842a045] [Citation(s) in RCA: 24] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]

Townsend CA, Scholl T, Arigoni D. A new synthesis of chiral acetic acid. ACTA ACUST UNITED AC 1975. [DOI: 10.1039/c39750000921] [Citation(s) in RCA: 30] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]

Scott AI, Townsend CA, Okada K, Kajiwara M. Biosynthesis of corrins. I. Experiments with 14-C porphobilinogen and 14-C uroporphyrinogens. J Am Chem Soc 1974;96:8054-69. [PMID: 4464317 DOI: 10.1021/ja00833a036] [Citation(s) in RCA: 21] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]

Scott AI, Townsend CA, Okada K, Kajiwara M, Cushley RJ, Whitman PJ. Biosynthesis of corrins. II. Incorporation of 13C-labeled substrates in vitamins B12. J Am Chem Soc 1974;96:8069-80. [PMID: 4464318 DOI: 10.1021/ja00833a037] [Citation(s) in RCA: 61] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]

Scott A, Lee E, Townsend CA. On corrin biogenesis. Bioorg Chem 1974. [DOI: 10.1016/0045-2068(74)90046-7] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]

Scott AI, Townsend CA, Cushley RJ. Stereochemistry of methyl group insertion in corrinoid biosynthesis. Determination of carbon isotope chirality by 13C nuclear magnetic resonance. J Am Chem Soc 1973;95:5759-61. [PMID: 4733816 DOI: 10.1021/ja00798a053] [Citation(s) in RCA: 22] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]

Scott AI, Townsend CA, Okada K, Kajiwara M. Concerning the biosynthesis of vitamin B12. TRANSACTIONS OF THE NEW YORK ACADEMY OF SCIENCES 1973;35:72-9. [PMID: 4509732 DOI: 10.1111/j.2164-0947.1973.tb01506.x] [Citation(s) in RCA: 21] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]

Scott AI, Townsend CA, Okada K, Kajiwara M, Whitman PJ. Biosynthesis of corrinoids. Concerning ithe origin of the methyl groups in vitamin B 12 . J Am Chem Soc 1972;94:8267-9. [PMID: 5079975 DOI: 10.1021/ja00778a076] [Citation(s) in RCA: 39] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]

Scott AI, Townsend CA, Okada K, Kajiwara M, Cushley RJ. Biosynthesis of corrinoids. Uroporphyrinogen 3 as a precrusor of vitamin B 12 . J Am Chem Soc 1972;94:8269-71. [PMID: 5079976 DOI: 10.1021/ja00778a077] [Citation(s) in RCA: 30] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]