4.4.1.16 | L-selenocysteine + reduced acceptor = selenide + L-alanine + acceptor |
reaction mechanism and mechanism of substrate recognition, model, overview. A pyridoxal 5'-phosphate-substrate intermediate is attacked by a deprotonated active site Cys, producing the protein-bound persulfide or sulfoselenide, formation of the external Cys-aldimine intermediate. |
730685 |