>6chb_J mol:protein length:241 BG18 Heavy Chain
QVQLRESGPGLVKPSETLSLSCTVSQDSRPSDHSWTWVRQSPGKALEWIGDIHYNGATTYNPSLRSRVRIELDQSIPRFSLKMTSMTAADTGMYYCARNAIRIYGVVALGEWFHYGMDVWGQGTAVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCDKHHHHHH