APOBEC3G (A3G) is a member of the cellular polynucleotide cytidine deaminases. which catalyze the deamination of cytosine (dC) to uracil (dU) in single-stranded DNA. These enzymes potently inhibit the replication of a variety of retroviruses and retrotransposons. including HIV-1. https://www.hacklinkci.com/