An active site can be occupied only by one particle.

It is a very active site of research and education.

As with all enzymes, the shape of the active site is crucial.

The precise structure of the active site has been difficult to determine.

After an active site has been involved in a reaction, it can be used again.

A number of important active sites are still poorly defined.

April 23, 2013 - Disaboom is longer an active site.

These are known as the active site and the B site.

This information suggests that water is a permanent component of the active site.

What's more, the enzyme's 12 active sites are all toward the middle.