TetX2 (IMAGE)

Rice University

TetX2

Caption

Researchers examined the structure and performance of seven forms of a protein called TetX2 that had evolved to allow E. coli to resist attacks by the antibiotic minocycline. This image shows how a molecule of the drug, shown in yellow and gray, fits within the active site of a TetX2 protein.

Credit

Y. Shamoo/Rice University

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