1FT7:
reference: Inhibition of the aminopeptidase from Aeromonas proteolytica by L-leucinephosphonic acid. Spectroscopic and crystallographic characterization of the transition state of peptide hydrolysis., Stamper C, Bennett B, Edwards T, Holz RC, Ringe D, Petsko G, Biochemistry. 2001 Jun 19;40(24):7035-46. PMID: 11401547

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