>4r4b_E mol:protein length:210 FAB 2.2C LIGHT CHAINDIQMTQSPSFVSASVGDRVTITCRASQGISSYLAWYQQKPGKAPKLVIYAASTLQSGVPSRFSGSGSGTEFTLTISSLQPEDFATYYCQHLIGLRSFGQGTKLEIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNR