human_protein_name: stromal cell-derived factor 1 isoform beta precursor
description: HIV-1 Tat can inhibit CXCR4-mediated functions by interfering with the chemotactic activity of SDF-1/CXCL12, an effect mediated by Tat amino acids 25-31
human_protein_sequence: MNAKVVVVLVLVLTALCLSDGKPVSLSYRCPCRFFESHVARANVKHLKILNTPNCALQIVARLKNNNRQVCIDPKLKWIQEYLEKALNKRFKM