>4khx_H mol:protein length:245 8062 heavy chain
QVQLVQSGAEVKKPGSSVKVSCKASGGTFNSYAFSWVRQAPGQGLEWMGSIIPLFGFVVYAQKFQGRVTITADESTSTAYMELSSLRSEDTAVYYCARYFDTYNNYGFANWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSEFEQKLISEEDLNGAPHHHHHH