>7lxy_G mol:protein length:121 S2X333 Fab Heavy Chain variable regionVQLVESGGGVVQPGRSLRLSCAASGFTFSNYGMHWVRQAPGKGLEWVAVIWYDGSNKFYADSVKGRFTISRDNSKNSLYLQMNSLRAEDTAVYFCARAFPDSSSWSGFTIDYWGQGTLVTV