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