>2x7l_J mol:protein length:231 FAB HEAVY CHAIN
QEQLVESGGRLVTPGTALTLTCKVSGFSLSGFWLNWVRQAPGKGLEWVGAIYRGSGSEWYASWAKGRFTISDTSTTVTLKLTSPTTEDTATYFCAADTTDNGYFTIWGPGTLVTVSSASTKGPSVFPLAPSAKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKAEPKSCDKTRGHHHHHH