1W01:
reference: Structural double-mutant cycle analysis of a hydrogen bond network in ketosteroid isomerase from Pseudomonas putida biotype B., Jang DS, Cha HJ, Cha SS, Hong BH, Ha NC, Lee JY, Oh BH, Lee HS, Choi KY, Biochem J. 2004 Sep 15;382(Pt 3):967-73. PMID: 15228388

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