>4neg_A mol:protein length:400 Tryptophan synthase beta chainSNAMNYAYPDEKGHYGIYGGRYVPETLMQSVLELEEAYKEAMEDEAFQKELNHYLKTYVGRETPLYFAENMTEYCGGAKIYLKREDLNHTGAHKINNTIGQALLAVRMGKKKVVAETGAGQHGVATATVCALLGLECVIFMGEEDVRRQKLNVFRMELLGAKVESVAAGSGTLKDAVNEALRYWVSHVHDTHYIMGSVLGPHPFPQIVRDFQSVIGNETKKQYEALEGKLPEAVVACIGGGSNAMGMFYPFVHDEEVALYGVEAAGKGVHTEKHAATLTKGSVGVLHGSMMYLLQNEEGQIQEAHSISAGLDYPGVGPEHSLLKDIGRVSYHSITDDEALEAFQLLTKKEGIIPALESSHAVAYALKLAPQMKEDEGLVICLSGRGDKDVESIKRYMEEV