What it means
A family of enzymes that split ATP (adenosine triphosphate), the cell's energy molecule, and use the energy for work. The best known is the sodium-potassium ATPase pump, which keeps potassium inside cells and sodium outside. digoxindih-JOK-sinA drug that makes the heart beat more strongly and more slowly.Full entry works by slowing this pump in heart muscle; the stomach's proton pump, blocked by proton pump inhibitors, is another ATPase.
At a glance
| Also written | adenosine triphosphatase |
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