Article
In vivo selection of lethal mutations reveals two functional domains in arginyl-tRNA synthetase.
RNA (New York, N.Y.) - 1 Mar 2000
Geslain R, Martin F, Delagoutte B, Cavarelli J, Gangloff J, Eriani G
Abstract excerpt
Using random mutagenesis and a genetic screening in yeast, we isolated 26 mutations that inactivate Saccharomyces cerevisiae arginyl-tRNA synthetase (ArgRS). The mutations were identified and the kinetic parameters of the corresponding proteins were tested after purification of the expression products in Escherichia coli. The effects were interpreted in the light of the crystal structure of ArgRS. Eighteen...
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