3KH7:
reference: Structural and functional characterization of CcmG from Pseudomonas aeruginosa, a key component of the bacterial cytochrome c maturation apparatus., Di Matteo A, Calosci N, Gianni S, Jemth P, Brunori M, Travaglini-Allocatelli C, Proteins. 2010 Aug 1;78(10):2213-21. PMID: 20544959

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