>2r2bB (B:) observed residues (from ATOM records) evklvesggglvqsggslrlscatsgftftdyymswvrqppgkalewlgfirnkangytt eyspsvkgrftisrdnsqsilylqmntlraedsatyycardhdgyyerfsywgqgtlvtv saakttppsvyplapsmvtlgclvkgyfpepvtvtwnsgslssgvhtfpavlqsdlytls ssvtvpsstwpsetvtcnvahpasstkvdkkivp