>8yvg_W mol:protein length:264 Proteasome subunit betaMEAFLESRSRVWAGGPAPGQFYHIPPSSVASVEPAFSPYGGPVTRTQNPMVTGTSVLGVKFEGGVVIAADMLGSYGSLARFRNISRIMRVNDSTMLGASGDYADFQYLKQVLGQMVIDEELLGDGHSYSPRAIHSWLTRAMYSRRSKMNPLWNTMVIGGYADGESFLGYVDMLGVAYEAPSLATGYGAYLAQPLLREVLEKQPVLSQTEARELVERCMRVLYYRDARSYNRFQIATVTEKGVEIEGPLSAETNWEIAHMISGFE