passages.id: split_4_test_3591_passage
passages.type: progene_text
passages.text: The KIR2DL ( inhibiting ) and KIR2DS ( activating ) molecules recognize HLA-Cw antigens , while the KIR3DL ( inhibiting ) and KIR3DS ( activating ) molecules interact with HLA-B antigens with the Bw4 epitope .