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A small chunk of protein (red) bound to the Epstein-Barr virus target protein (gray) was extended to make a much longer protein, left, and then designed to have a rigid folded structure, right, for tight and specific interactions with the target. Credit: University of Washington
A protein molecule, “BINDI,” has been built to trigger self-destruction of cancer cells infected with the Epstein-Barr virus. Numerous cancers are linked to the Epstein-Barr virus, which can disrupt the body’s weeding of old, abnormal, infected and damaged cells.
The Epstein-Barr virus persists for a long time after a bout with mononucleosis or other diseases for which it is responsible. It survives by preventing cells from disintegrating to kill themselves and their invaders. The virus’ interference with cell population control may contribute to cancerous overgrowth.
In a June 19 report in the scientific journal Cell, researchers describe how they computer-designed, engineered and tested a…
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