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. 2016 May 31;11(5):e0156559. doi: 10.1371/journal.pone.0156559

Fig 5. Complex active site models for PNPA and cephalexin based on different catalytic motifs.

Fig 5

(A) Classic catalytic triad motif for hydrolysis of PNPA; (B) Classic catalytic triad motif for hydrolysis of cephalexin; (C) Flexible catalytic triad motif for hydrolysis of cephalexin.