>4ala_H mol:protein length:217 FAB 2H12 HEAVY CHAINDVQLVEPGAELVQPGASVKMSCKASGYTFSSYWINWEKQRPGKGLEWIGNIYPGSGTVNYDDKFKSKATLTIDTSSNTAYMQLSSLTSEDSAVYYCTRGGSHAMDYWGQGTSVTVSSAKTTPPSVYPLAPGCGDTTGSSVTLGCLVKGYFPESVTVTWNSGSLSSSVHTFPALLQSGLYTMSSSVTVPSSTWPSQTVTCSVAHPASSTTVDKKLEPR