>5vxj_D mol:protein length:146 single-domain antibody JMK-E3GSTQVQLAETGGGLAQPGGSLRLSCAASGFTFSRAVMNWYRQAPGKERELVARIYDAGGNGSIADPVKGRFTISRDNAKNTVHLQMNSLKPEDTAMYVCNAGIFDGNYRTYWGQGTQVTVSSEPKTPKPQPARQGAPVPYPDPLEP