Seren is attempting to get into her house but is having some difficulty as her key won’t fit in the lock. In anger, she questions what is wrong with her lock and key. Alfred, the science app, responds ...

Researchers devised a reversibly lockable DNA device for enclosing an enzyme and controlling its access to substrates. Turning on and off the activity of a single enzyme on demand is a much desired ...

Motion is crucial for proper functioning of a kinase enzyme, scientists have found. Not only must the kinase have all needed parts in place, the enzyme must move in the correct manner and at the ...

Different keys are not supposed to fit the same lock, but in biological systems multiple versions of a catalyst all make a reaction go, according to a new study that explains the phenomenon. Scheduled ...