3EIT:
reference: A bacterial type III effector family uses the papain-like hydrolytic activity to arrest the host cell cycle., Yao Q, Cui J, Zhu Y, Wang G, Hu L, Long C, Cao R, Liu X, Huang N, Chen S, Liu L, Shao F, Proc Natl Acad Sci U S A. 2009 Mar 10;106(10):3716-21. Epub 2009 Feb 18. PMID: 19225106

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