>6zrv_B mol:protein length:123 VHH-s-a93 (Nb93)QVQLVESGGGLVQPGGSLRLSCAASGFSLDNYAIGWFRQAPGKEREGVSCISSSDGSTYYTDSVEGRFTISRDNAKNTVYLQMNSLKPDDTAVYYCAADYGSSWCTFNGMDYWGQGTQVTVSS