Multiple Assemblies exist for SMTL entry 1bkw
p-Hydroxybenzoate hydroxylase (phbh) mutant with cys116 replaced by ser (c116s) and arg44 replaced by lys (r44k), in complex with fad and 4-hydroxybenzoic acid; X-RAY DIFFRACTION 2.20 Å

	SMTL ID 1bkw.1 Ligands FLAVIN-ADENINE DINUCLEOTIDE; P-HYDROXYBENZOIC ACID Polypeptides PROTEIN (P-HYDROXYBENZOATE HYDROXYLASE) Oligo-state monomer
	SMTL ID 1bkw.2 Ligands FLAVIN-ADENINE DINUCLEOTIDE; P-HYDROXYBENZOIC ACID Polypeptides PROTEIN (P-HYDROXYBENZOATE HYDROXYLASE) Oligo-state homo-dimer