>7a4d_B mol:protein length:133 Nanobody Nb28QVQLQESGGGLVQPGGSLRLSCAAPGFRLDNYVIGWFRQAPGKEREGVSCISSSAGSTYYADSVKGRFTISRDNAKNTVYLQMNSLKPEDTAVYYCATACYSSYVTYWGQGTQVTVSSGRYPYDVPDYGSGRA