>9PUK_1|Chains A, C|Neutralizing monoclonal antibody Fab fragment for human leptin, heavy chain|Homo sapiens (9606) QVQLVQSGAEVKKPGSSVKVSCKASGGTFSSYAISWVRQAPGQGLEWMGGIIPIFGTANYAQKFQGRVTITADESTSTAYMELSSLRSEDTAVYYCARSQVPSSYYYGMDVWGQGTMVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSC >9PUK_2|Chains B, D|Neutralizing monoclonal antibody Fab fragment for human leptin, light chain|Homo sapiens (9606) QSVLTQPPSVSGAPGQRVTISCTGGNSNIGAGYHVHWYQQLPGAAPKLLIYGDTNRPSGVPDRFSGSQSGTSASLAITGLQADDEADYYCQSYDRSRGGWFFGGGTQLTVLGQPKAAPSVTLFPPSSEELQANKATLVCLVSDFYPGAVTVAWKADGSPVKVGVETTKPSKQSNNKYAASSYLSLTPEQWKSHRSYSCRVTHEGSTVEKTVAPAECS