2QA1:
reference: Crystal Structures of Two Aromatic Hydroxylases Involved in the Early Tailoring Steps of Angucycline Biosynthesis., Koskiniemi H, Metsa-Ketela M, Dobritzsch D, Kallio P, Korhonen H, Mantsala P, Schneider G, Niemi J, J Mol Biol. 2007 Jul 10;. PMID: 17669423

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