Meet ACE2, the Enzyme at the Center of the Covid-19 Mystery

But as researchers began to probe the relationship between ACE2 and this dangerous new disease, the data refused to line up in any neat, predictable patterns. “What we know now is that there aren’t any simplistic, reductionist explanations that can unify all the clinical data that’s been recovered so far,” says Sheltzer. Instead, a more complicated picture has emerged. But it’s one that still has ACE2 at the centre of the action.