As part of its reduction-in-force (RIF) plan, the IRS on Tuesday said it was offering three voluntary separation programs, including an early retirement program available to workers with the most ...

How does Ran GTPase control both protein import during interphase and spindle attachment to the chromosomes during M-phase? It all has to do with its concentration gradient in the cell.

Dynamin is a large GTPase that participates in the severing of membrane-bound vesicles. A small-molecule inhibitor specific for the dynamin family of GTPases has been identified and reveals new ...