Article
Catalysis of serine oligopeptidases is controlled by a gating filter mechanism.
EMBO reports - 1 Sept 2000
Fülöp V, Szeltner Z, Polgár L
Abstract excerpt
Proteases have a variety of strategies for selecting substrates in order to prevent uncontrolled protein degradation. A recent crystal structure determination of prolyl oligopeptidase has suggested a way for substrate selection involving an unclosed seven-bladed beta-propeller domain. We have engineered a disulfide bond between the first and seventh blades of the propeller, which resulted in the loss of enzymatic...
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