3VMM:
reference: Structural and enzymatic characterization of BacD, an L-amino acid dipeptide ligase from Bacillus subtilis., Shomura Y, Hinokuchi E, Ikeda H, Senoo A, Takahashi Y, Saito JI, Komori H, Shibata N, Yonetani Y, Higuchi Y, Protein Sci. 2012 Mar 9. doi: 10.1002/pro.2058. PMID: 22407814

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