>4yfl_H mol:protein length:227 1B2530 heavy chain
QVQLEQSGTAVRKPGASVTLSCQASGYNFVKYIIHWVRQKPGLGFEWVGMIDPYRGRPWSAHKFQGRLSLSRDTSMEILYMTLTSLKSDDTATYFCARAEAASDSHSRPIMFDHWGQGSLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKS