>6ZTD_1|Chain A[auth H]|Heavy chain of the Fab fragment from BCR derived from the P6540 CLL clone|Homo sapiens (9606) EVQLVESGGGLVQPGGSLRLSCAASGFTFSDYNMNWVRQAPGKGLQWVSYISDSASTIYYADSVKGRFTISRDNAKNSLYLQMNSLRDEDTAMYYCARDGVGAPLWGQGTTVTVSSGSASAPTLFPLVSCENSPSDTSSVLVGCLAQDFLPDSITFSWKYKNNSDISSTRGFPSVLRGGKYAATSQVLLPSKDVMQGTDEHVVCKVQHPNGNKEKNVPLPV >6ZTD_2|Chain B[auth L]|Light chain of the Fab fragment from BCR derived from the P6540 CLL clone|Homo sapiens (9606) SYVLTQPPSVSVAPGKTARISCGGNNIGSKSVHWYQQKPGQAPVLVIYYDTDRPSGIPERFSGSNSGNTATLTISRVEAGDEAGYYCQVWDSSSDHPWVFGGGTKLTVLRQPKAAPSVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS