1J0B:
reference: Structural and enzymatic properties of 1-aminocyclopropane-1-carboxylate deaminase homologue from Pyrococcus horikoshii., Fujino A, Ose T, Yao M, Tokiwano T, Honma M, Watanabe N, Tanaka I, J Mol Biol 2004 Aug 20;341(4):999-1013. PMID: 15328614

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