Competitive accumulation of betaines by Escherichia coli K-12 and derivative strains lacking betaine porters.

doi:10.1016/0304-4165(95)00071-i

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Article

Competitive accumulation of betaines by Escherichia coli K-12 and derivative strains lacking betaine porters.

Biochimica et biophysica acta - 17 Aug 1995

Randall K, Lever M, Peddie B A, Chambers S T

Abstract excerpt

Escherichia coli was grown in hyperosmotic media containing both glycine betaine and one other betaine. E. coli K-12 derivative WG439 (putP- proP- proU-) did not accumulate any of 15 betaines. Strains WG445 (putP- proP- proU+), WG443 (putP- proP+ proU-) and the control strains all accumulated les...

Topics

Amino Acid Transport Systems
Bacterial Proteins
Betaine
Carrier Proteins
Culture Media
Drug Design
Escherichia coli
Escherichia coli Proteins
GABA Plasma Membrane Transport Proteins
Mutation
Osmolar Concentration
Symporters

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