>4r4b_F mol:protein length:220 FAB 2.2C HEAVY CHAINQVQLQQWGAGLLKPSETLSLTCGVYGESLSGHYWSWVRQPPGKRLEWIGEIKHNGSPNYHPSLKSRVTISLDMSKNQFSLNLTSVTAADTAVYFCARRSNWPYLPFDPWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPK