>3BX7_1|Chain A[auth C]|CYTOTOXIC T-LYMPHOCYTE-ASSOCIATED ANTIGEN 4|Homo sapiens (9606) MHVAQPAVVLASSRGIASFVCEYASPGKATEVRVTVLRQADSQVTEVCAATYMMGNELTFLDDSICTGTSSGNQVNLTIQGLRAMDTGLYICKVELMYPPPYYLGIGNGTQIYVIDPEPCPDSD >3BX7_2|Chain B[auth A]|ENGINEERED HUMAN LIPOCALIN 2|Homo sapiens (9606) QDSTSDLIPAPPLSKVPLQQNFQDNQFHGKWYVVGLAGNRILRDDQHPMNMYATIYELKEDKSYNVTSVISSHKKCEYTIATFVPGSQPGEFTLGNIKSYGDKTSYLVRVVSTDYNQYAVVFFKLAEDNAEFFAITIYGRTKELASELKENFIRFSKSLGLPENHIVFPVPIDQCIDG