1PJQ:
reference: CysG structure reveals tetrapyrrole-binding features and novel regulation of siroheme biosynthesis., Stroupe ME, Leech HK, Daniels DS, Warren MJ, Getzoff ED, Nat Struct Biol 2003 Dec;10(12):1064-73. Epub 2003 Nov 2. PMID: 14595395

This OCA Structure page
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