1CAZ:
reference: Wild-type and E106Q mutant carbonic anhydrase complexed with acetate., Hakansson K, Briand C, Zaitsev V, Xue Y, Liljas A, Acta Crystallogr D Biol Crystallogr. 1994 Jan 1;50(Pt 1):101-4. PMID: 15299482

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