>5e8e_B mol:protein length:229 IGA FAB HEAVY CHAIN
QVQLIQSGSAVKKPGASVRVSCKVSGYTLTEAAIHWVRQAPGKGLEWMGGLDPQDGETVYAQQFKGRVTMTEDRSTDTAYMEVNNLRSEDTATYYCTTGDFSEFEPFSMDYFHFWGQGTVVTVASSTPVSPKVFPLSLCSTQPDGNVVIACLVQGFFPQEPLSVTWSESGQGVTARNFPPSQDASGDLYTTSSQLTLPATQCLAGKSVTCHVKHYTNPSQDVTVPCPVP