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