>5czx_H mol:protein length:226  20358 Fab heavy chain
QVQLVQSGAEVKKPGSSVKVSCKASGGTFRTYAMHWVRQAPGQGLEWMGGIVPYHGITD
YAQKFQGRVTITADESTSTAYMELSSLRSEDTAVYYCARDDYSTYAFAYWGQGTLVTVS
SASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQ
SSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCDKTH