Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Deduced HIV-1 gp120 fragments and their locations in the protein structure.
| Fragment number | Number of residues | Location in the protein structurea |
|---|---|---|
| Hgtu-1 | 60 | β19 − loop(β24∼α5) |
| Hgtu-4 | 122 | loopB − β16 |
| Hgtu-9 | 72 | loop (β3∼β4) − β9 |
| Hgtu-15 | 77 | loopV4 − α5 |
| Hgtu-18 | 51 | loop (β3∼β4) − loopB |
| Hgtu-20 | 65 | β17 − β23 |
| Hgtu-22 | 90 | α4 − α5 |
| Hgtu-31 | 51 | loopV5 − C-terminal |
a According to the assignment of structural elements used in the X-ray structure of HIV-1 gp120 (2)
