>4qn2_H mol:protein length:517 Betaine aldehyde dehydrogenaseMGSSHHHHHHSSGRENLYFQGMELLKHLSQRQYIDGEWVESANKNTRDIINPYNQEVIFTVSEGTKEDAERAILAARRAFESGEWSQETAETRGKKVRAIADKIKEHREALARLETLDTGKTLEESYADMDDIHNVFMYFAGLADKDGGEMIDSPIPDTESKIVKEPVGVVTQITPWNYPLLQASWKIAPALATGCSLVMKPSEITPLTTIRVFELMEEVGFPKGTINLILGAGSEVGDVMSGHKEVDLVSFTGSIETGKHIMKNAANNVTNIALELGGKNPNIIFDDADFELAVDQALNGGYFHAGQVCSAGSRILVQNSIKDKFEQALIDRVKKIKLGNGFDADTEMGPVISTEHRNKIESYMDVAKAEGATIAVGGKRPDRDDLKDGLFFEPTVITNCDTSMRIVQEEVFGPVVTVEGFETEQEAIQLANDSIYGLAGAVFSKDIGKAQRVANKLKLGTVWINDFHPYFAQAPWGGYKQSGIGRELGKEGLEEYLVSKHILTNTNPQLVNWFSK