4GNU:
reference: Structural basis for progression toward the carbapenemase activity in the GES family of beta-lactamases., Smith CA, Frase H, Toth M, Kumarasiri M, Wiafe K, Munoz J, Mobashery S, Vakulenko SB, J Am Chem Soc. 2012 Dec 5;134(48):19512-5. doi: 10.1021/ja308197j. Epub 2012 Nov , 16. PMID: 23148776

This OCA Structure page
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