>1kxt_B mol:protein length:127 IMMUNOGLOBULIN VHH FRAGMENT QVQLVASGGGSVQAGGSLRLSCAASGYTFSSYPMGWYRQAPGKECELSARIFSDGSANY ADSVKGRFTISRDNAANTAYLQMDSLKPEDTAVYYCAAGPGSGKLVVAGRTCYGPNYWG QGTQVTVSS