>5k9q_J mol:protein length:231 16.a.26 Heavy chain
QVQLVQSGPEVKKPGASVKVSCKASGYSFSRYGISWVRQAPGQGLEWLGWISGYTGNTNYAQKFQGRVTMTTDTSTSTASMELRSLRSDDTAVYYCARDKKQGEVVLPAASFRWFAPWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSC