>8s4u_B mol:protein length:138 Nanobody 3.4
QVQLVESGGGLVQAGDSLRLSCAASGLTFSRYDMAWFRQAPGKEREFVAAITWTGSITDYADSVKGRFTISRDNAKNTIYLQMNSLKPEDTAVYYCAAAQVPYGSTLKFNLRTLFGSWGQGTQVTVSSHHHHHHEPEA