title: Cobalt--bis(histidine methyl ester) deuteroporphyrine IX: a coenzyme B12--related model.
mesh_terms: D002850:Chromatography, Gel; D003035:Cobalt; D003903:Deuterium; D004126:Dimethylformamide; D004578:Electron Spin Resonance Spectroscopy; D006639:Histidine; D000432:Methanol; D008968:Molecular Conformation; D010084:Oxidation-Reduction; D011048:Polarography; D011166:Porphyrins / Q000138:chemical synthesis*; D013053:Spectrophotometry; D013056:Spectrophotometry, Ultraviolet; D013329:Structure-Activity Relationship; D014805:Vitamin B 12
chemical_list: D011166:Porphyrins; D003035:Cobalt; D006639:Histidine; D004126:Dimethylformamide; D003903:Deuterium; D014805:Vitamin B 12; D000432:Methanol