4JXB:
reference: RipD (Rv1566c) from Mycobacterium tuberculosis: adaptation of an NlpC/p60 domain to a non-catalytic peptidoglycan-binding function., Both D, Steiner EM, Izumi A, Schneider G, Schnell R, Biochem J. 2013 Oct 10. PMID: 24107184

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