4C4V:
reference: Structure of BamA, an essential factor in outer membrane protein biogenesis., Albrecht R, Schutz M, Oberhettinger P, Faulstich M, Bermejo I, Rudel T, Diederichs K, Zeth K, Acta Crystallogr D Biol Crystallogr. 2014 Jun;70(Pt 6):1779-89. doi:, 10.1107/S1399004714007482. Epub 2014 May 30. PMID: 24914988

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