>21au_A mol:protein length:125 BD70-4003 heavy chainEVQLVQSGAEMKKPGESLKISCQGSGYDFSIFWIGWVRQVPGKGLEWIGIIFPGDSNTRYNPSFQGQVTISADESINTAYLQWSSLKSSDTAIYYCARHEDNGDYLTPYYVLDVWGQGTTVTVSS