4xzu A 2.61 BS01 MG A 1 T134 T135 T131 T132 26598467 301 IQLVQSGPELKKPGKTVKISCKASDYTFTDYSLHWVKQAPGKGLKWMGWINTETGDPAYADDFKGRFAFSLETSVRTAYLQINNLKNEDTAIYFCAREDDGLASWGQGTTLTVSSAKTTAPSVYPLAPVCTTGSSVTLGCLVKGYFPEPVTLTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVTSSTWPSQSITCNVAHPASSTKVDKKIEPR