4wht S 2.22 BS01 peptide s 0 Y33 R57 F58 Y59 D100 Y32 R56 F57 Y58 D99 25473061 412 ~ 422 VKLQESGGGLVQPGRSLKLSCAASGFTFSDSYLAWVRQAPTKGLEWVASITNSGGRFYYRDSVKGRFTISRDNAKSTLYLQMDSLRSEDTATYYCTRMDYWGQGTTVTVSSAETTAPSVYPLAPSMVTLGCLVKGYFPEPVTVTWNSGALSSGVHTFPAVLQSGLYTLTSSVTVPSSTWPSQTVTCNVAHPASSTKVDKKIVPR