2EU2:
reference: X-ray crystallographic studies reveal that the incorporation of spacer groups in carbonic anhydrase inhibitors causes alternate binding modes., Fisher SZ, Govindasamy L, Boyle N, Agbandje-McKenna M, Silverman DN, Blackburn GM, McKenna R, Acta Crystallograph Sect F Struct Biol Cryst Commun. 2006 Jul 1;62(Pt, 7):618-22. Epub 2006 Jun 10. PMID: 16820676

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