human_protein_name: stromal cell-derived factor 1 isoform beta precursor
description: HIV-1 Nef inhibits CXCL12 induced chemotaxis in Jurkat cells, monocytes, and PBMCs, which leads to marked downregulation of F-actin accumulation in cells
human_protein_sequence: MNAKVVVVLVLVLTALCLSDGKPVSLSYRCPCRFFESHVARANVKHLKILNTPNCALQIVARLKNNNRQVCIDPKLKWIQEYLEKALNKRFKM