AIDS-188903 AIDS188903 Ac-PGGGDMRDNW RSELYKYKVV KIEPLGVAPT KA-NH2 Ac-Pro-Gly-Gly-Gly-Asp-Met-Arg-Asp-Asn-Trp-Arg-Ser-Glu-Leu-Tyr-Lys-Tyr-Lys-Val-Val-Lys-Ile-Glu-Pro-Leu-Gly-Val-Ala-Pro-Thr-Lys-Ala-NH2 Residues 470-501 of gp120/gp41