6-(S-L-cysteinyl)-8alpha-(-3'-L-histidino)-FMN 452.07330322265625 452.32000732421875 6-((R)-2-amino-2-carboxyethyl)sulfanyl-8alpha-[4-((S)-2-amino-2-carboxyethyl)imidazol-3-yl]-riboflavin 5'-trihydrogen phosphate 6-(S-L-cysteinyl)-8alpha-(N3'-L-histidino)-FMN 6-(S-cysteinyl)-8alpha-(N(delta)-histidyl)-FMN 6-(S-cysteinyl)-8alpha-(N(pi)-histidyl)-FMN 6-(S-cysteinyl)-8alpha-(N3'-histidyl)-FMN 6-(S-cysteinyl)-8alpha-(pros-histidyl)-FMN 692.14141845703125 692.5999755859375 A protein modification that crosslinks a cysteine and a histidine residue by forming the adduct 6-(S-L-cysteinyl)-8alpha-(-3'-L-histidino)-FMN. BINDING FMN (covalent; via 2 links) BINDING FMN (covalent; via 2 links, pros nitrogen) C 17 H 17 N 4 O 9 P 1 S 0 C 26 H 29 N 8 O 11 P 1 S 1 C, H Cross-link 2. MOD:01611 PSI-MOD natural flavin crosslinked residues crosslinked L-cysteine residue crosslinked L-histidine residue