>2ij0_E mol:protein length:118 penultimate affinity-matured variant of hVbeta 2.1, D10GAVVSQHPSMVIVKSGTSVKIECRSLDTNIHTMFWYRQFPKQSLMLMATSHQGFNAIYEQGVVKDKFLINHASPTLSTLTVTSAHPEDSGFYVCSALAGSGSSTDTQYFGPGTQLTVL