1BKW:
reference: Structure and function of mutant Arg44Lys of 4-hydroxybenzoate hydroxylase implications for NADPH binding., Eppink MH, Schreuder HA, Van Berkel WJ, Eur J Biochem 1995 Jul 1;231(1):157-65. PMID: 7628466

This OCA Structure page
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