5CFC20199C5B801FEC128C6448C2142C4A151E3384844BCF9E0E4CE8D33BC4DF8E7AE55B0BA8D3CD45AA4EADED0D18CE

It is probably concentrated at the site of budding and incorporated into the virions possibly by contacts between the cytoplasmic tail of Env and the N-terminus of Gag (By similarity).

Source:http://purl.uniprot.org/SHA-384/5CFC20199C5B801FEC128C6448C2142C4A151E3384844BCF9E0E4CE8D33BC4DF8E7AE55B0BA8D3CD45AA4EADED0D18CE