tetrapyrrole modified residue modified L-cysteine residue S-15,16-dihydrobiliverdin-L-cysteine 584.26348876953125 584.65997314453125 687.27264404296875 687.80999755859375 3alpha-cysteinyl-15,16-dihydrobiliverdin C 36 H 41 N 5 O 7 S 1 natural DBV 15,16-Dhbv C BINDING 15,16-dihydrobiliverdin (covalent; via 1 link) S-15,16-dihydrobiliverdin-L-cysteine none 15,16-dihydrobiliverdin cysteine adduct PSI-MOD 18-ethenyl-8,12-bis(2-carboxyethyl)-3-(2-(cysteinyl-S)-ethyl)-2,7,13,17-tetramethylbiladiene-ab-1,19(16H,21H)-dione A protein modification that effectively results from forming an adduct between a cysteine residue and the tetrapyrrole compound 15,16-dihydrobiliverdin. MOD:01142 (16R)-18-ethenyl-8,12-bis(2-carboxyethyl)-3-[(1R)-1-(((2R)-2-amino-2-carboxy)ethylsulfanyl)ethyl]-2,7,13,17-tetramethyl-15,16-dihydrobilin-1,19(21H,24H)-dione 15,16-dihydrobiliverdin IXalpha C 33 H 36 N 4 O 6 3'-cysteinyl-15,16-dihydrobiliverdin