>4bkl_A mol:protein length:231 M2139 FAB FRAGMENT HEAVY CHAIN
QVQLQQSGAELAKPGTSVKMSCKASGYTFISYWMNWVKQRPGQGLEWIGAINPSDGYTEYNQKFKDKAIMTADRSSSTAYMQLSSLTSEDSALYYCARYGGYFDYWGQGTTLTVSSAKTTPPSVYPLAPGCGDTTGSSVTLGCLVKGYFPESVTVTWSSGSLSSSVHTFPALLQSGLYTMSSSVTVPSSTWPSQTVTCSVAHPASSTTVDKKLEPSGPISTINPCPPCKEC