Article
A set of multicolored Photinus pyralis luciferase mutants for in vivo bioluminescence applications.
Protein engineering, design & selection : PEDS - 1 Dec 2005
Shapiro Elyse, Lu Connie, Baneyx François
Abstract excerpt
Error-prone PCR was used to isolate Photinus pyralis luciferase mutants producing bright light in the red-orange region of the spectrum. All mutations were clustered in the beta5-alpha10-beta6 region of N-terminal subdomain B and appear to affect bioluminescence color by modulating the position of the Ser314-Leu319 mobile loop with respect to the putative active site. Two red variants (Q283R and S284G) and one...
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