>7ye1_A mol:protein length:338 DNA-directed RNA polymerase subunit alphaMIERNWNELIRPEKPQIETGADATRKARIVAEPLERGFGVTLGNALRRVLLSSLQGAAVTAIQIDGVVHEFSSLEGVREDVVDIVLNIKQLAVRMHAEGPKRMTLRATGPGPVTAGQIETPADIEILNPDHVLCTLDDGASVRMEFTVNNGKGYVPADRNRPEDAPIGLIAVDALYSPVKRVAYRVEPTRQGQSLDYDKLILEVETNGAVTPVDAVAYAARILQDQLQIFITFEEPKAKSADESKPELPFNPALLKKVDELELSVRSANCLKNDNIVYIGDLIQKTEAEMLRTPNFGRKSLNEIKEVLAGMGLHLGMDVPNWPPENIEDLAKKFEDQI