>3j8w_I mol:protein length:118 H263.A2 heavy chainLQQSGAELARPGASVKLSCKASGYTFISYWMQWVKQRPGQGLEWIGAIYPGDGATRYTQKFKGKATLTADKSSSTAYMQLSSLTSEDSAVYYCARPSYYDYDVTWFAYWGQGTLVTVS