4S3O: Pcgf5-Ring1b-Ubch5c Complex
reference: BMI1-RING1B is an autoinhibited RING E3 ubiquitin ligase., Taherbhoy AM, Huang OW, Cochran AG, Nat Commun. 2015 Jul 7;6:7621. doi: 10.1038/ncomms8621. PMID: 26151332

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