>9yq6_D mol:protein length:123 PIV3HN-09 Fab Heavy ChainQVQLQESGPGLVKPSETLSLTCTVSGGSVSSGSYYWSWIRQPPGKGLEWIGDIFTSGSTSYSPSLKSRVTISLDGSKNHFSLKLRSVSSADAAVYYCARESWEGAYLKYFDYWGQGTLVTVSS