>4why_K mol:protein length:252 Heavy chain of Fab fragment derived from neutralizing antibody 3/11EVKLQESGGGLVQPGRSLKLSCAASGFTFSDSYLAWVRQAPTKGLEWVASITNSGGRFYYRDSVKGRFTISRDNAKSTLYLQMDSLRSEDTATYYCTRMDYWGQGTTVTVSSAETTAPSVYPLAPGTALKSNSMVTLGCLVKGYFPEPVTVTWNSGALSSGVHTFPAVLQSGLYTLTSSVTVPSSTWPSQTVTCNVAHPASSTKVDKKIVPRNCGLEDDDDKAGWSHPQFEKGGGSGGGSGGGSWSHPQFEK