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![B-12 antibody in contact with a critical target on HIV gp120 B-12 antibody in contact with a critical target on HIV gp120](https://stagetestdomain3.nih.gov/sites/default/files/news-events/research-matters/2007/20070226-vaccine.jpg)
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B-12 antibody in contact with a critical target on HIV gp120
Caption
These 3-D molecular structures show the HIV protein gp120, in red, with the virus’s potential weak spot highlighted in yellow. The infection-fighting b12 antibody, shown in green, latches onto this unchanging region.
Credit
NIAID
Description
These 3-D molecular structures show the HIV protein gp120, in red, with the virus’s potential weak spot highlighted in yellow. The infection-fighting b12 antibody, shown in green, latches onto this unchanging region.
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B-12 antibody in contact with a critical target on HIV gp120