2OQC:
reference: Cloning, purification, crystallization and preliminary structural studies of penicillin V acylase from Bacillus subtilis., Rathinaswamy P, Pundle AV, Prabhune AA, Sivaraman H, Brannigan JA, Dodson GG, Suresh CG, Acta Crystallogr Sect F Struct Biol Cryst Commun. 2005 Jul 1;61(Pt, 7):680-3. Epub 2005 Jun 15. PMID: 16511127

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