AIDS-188895 AIDS188895 Ac-PIPIHYCAPA GFAILKCNNK TFNGTGP-NH2 Ac-Pro-Ile-Pro-Ile-His-Tyr-Cys-Ala-Pro-Ala-Gly-Phe-Ala-Ile-Leu-Lys-Cys-Asn-Asn-Lys-Thr-Phe-Asn-Gly-Thr-Gly-Pro-NH2 Residues 212-238 of gp120/gp41