>4r4b_D mol:protein length:220 FAB 2.2C HEAVY CHAIN
QVQLQQWGAGLLKPSETLSLTCGVYGESLSGHYWSWVRQPPGKRLEWIGEIKHNGSPNYHPSLKSRVTISLDMSKNQFSLNLTSVTAADTAVYFCARRSNWPYLPFDPWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPK