>5IFH_1|Chain A[auth H]|Heavy chain of the Fab fragment from BCR derived from the P11475 CLL clone|Homo sapiens (9606) EVQLVESGGGLVKPGGSLRLSCAASGFTFRSYSMNWVRQAPGKGLEWVSSIISSSSYIYYADSVKGRFTISRDNAKNSLYLQMNSLRAEDTALYYCARDQNAMDVWGQGTTVTVSSDSASAPTLFPLVSCENSPSDTSSVAVGCLAQDFLPDSITFSWKYKNNSDISSTRGFPSVLRGGKYAATSQVLLPSKDVMQGTDEHVVCKVQHPNGNKEKNVPLPV >5IFH_2|Chain B[auth L]|Light chain of the Fab fragment from BCR derived from the P11475 CLL clone|Homo sapiens (9606) SYELTQPPSVSVAPGKTARITCAGNNIGSKSVHWYQQKPGQAPVLVIYYDSDRPSGIPERFSGSNSGNTATLTISRVEAGDEADYYCQVWDSGSDHPWVFGGGTKLTVLRQPKAAPSVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS