>3j4a_E mol:protein length:497 Head-to-tail joining proteinMAEKRTGLAEDGAKSVYERLKNDRAPYETRAQNCAQYTIPSLFPKDSDNASTDYQTPWQAVGARGLNNLASKLMLALFPMQTWMRLTISEYEAKQLLSDPDGLAKVDEGLSMVERIIMNYIESNSYRVTLFEALKQLVVAGNVLLYLPEPEGSNYNPMKLYRLSSYVVQRDAFGNVLQMVTRDQIAFGALPEDIRKAVEGQGGEKKADETIDVYTHIYLDEDSGEYLRYEEVEGMEVQGSDGTYPKEACPYIPIRMVRLDGESYGRSYIEEYLGDLRSLENLQEAIVKMSMISSKVIGLVNPAGITQPRRLTKAQTGDFVTGRPEDISFLQLEKQADFTVAKAVSDAIEARLSFAFMLNSAVQRTGERVTAEEIRYVASELEDTLGGVYSILSQELQLPLVRVLLKQLQATQQIPELPKEAVEPTISTGLEAIGRGQDLDKLERCVTAWAALAPMRDDPDINLAMIKLRIANAIGIDTSGILLTEEQKQQKMAQQSM