Protein
Demethylphylloquinone reductase NdbB
Organism
Synechocystis sp. (strain PCC 6803 / Kazusa)
Function
Bifunctional oxidoreductase probably ables to act both on prenyl naphthoquinones and on prenyl benzoquinones (PubMed:26023160). Catalyzes the penultimate step in the biosynthesis of vitamin K1 (PubMed:26023160).
Similarity
Belongs to the NADH dehydrogenase family.
Sequence
MTDARPRICILGGGFGGLYTALRLGQLSWEGHTPPEIVLVDQRDRFLFAPFLYELVTEEMQTWEIAPPFVELLAESGVIFRQAEVTAIDFDHQKVLLNDQDKGTESLAFDQLVIALGGQTPLPNLPGLKDYGLGFRTLEDAYKLKQKLKSLEQADAEKIRIAIVGGGYSGVELAAKLGDRLGERGRIRIIERGKEILAMSPEFNRQQAQASLSAKGIWVDTETTVTAITATDVTLQFREQEDVIPVDLVLWTVGTTVSPLIRNLALPHNDQGQLRTNAQLQVEGKTNIFALGDGAEGRDASGQLIPTTAQGAFQQTDYCAWNIWANLTGRPLLPCRYQPLGEMLALGTDGAVLSGLGIKLSGPAALLARRLVYLYRFPTWQHQLTVGLNWLTRPLGDWLKNEPS