>4nwt_H mol:protein length:233 APE1531 Ab Fab heavy chain
QVQLVQSGAEVKKPGSSVKVSCKASGGTFSNYAISWVRQAPGQGFEWMGGIIPIFGTANYAQKFQGRVTITADESTSTAYMELSSLRSEDTAVYYCARGPEYYDYVWGSYRYNYFDYWGQGTLVTVSSGSASAPTLFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCDK