tetrapyrrole modified residue 15,16-dihydrobiliverdin-bis-L-cysteine (16R)-8,12-bis(2-carboxyethyl)-3-[2-(((2R)-2-amino-2-carboxy)ethylsulfanyl)ethyl]-18-[(1Xi)-1-(((2R)-2-amino-2-carboxy)ethylsulfanyl)ethyl]-2,7,13,17-tetramethyl-15,16-dihydrobilin-1,19(21H,24H)-dione 15,16-Dhbv 15,16-dihydrobiliverdin IXalpha 15,16-dihydrobiliverdin cysteine adduct 15,16-dihydrobiliverdin-bis-L-cysteine 3'',18'-biscysteinyl-15,16-dihydrobiliverdin 3beta,18alpha-biscysteinyl-15,16-dihydrobiliverdin 584.26348876953125 584.66998291015625 790.2818603515625 790.95001220703125 8,12-bis(2-carboxyethyl)-3-(2-(cysteinyl-S)-ethyl)-18-(1-(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 two cysteine residues and the tetrapyrrole compound 15,16-dihydrobiliverdin. BINDING 15,16-dihydrobiliverdin (covalent; via 2 links) C 33 H 36 N 4 O 6 S 0 C 39 H 46 N 6 O 8 S 2 C, C Cross-link 2. DBV MOD:01143 PSI-MOD natural crosslinked L-cysteine residue