anion-exchange chromatography of the water-soluble choline metabolites extracted from mutant 58 revealed that phosphorylcholine accumulation increased from 6 nmol/mg of protein at 33 degrees c to 42 nmol/mg of protein at 40 degrees c whereas cdp-choline decreased from 0.42 nmol to less than 0.07 nmol per mg of protein .
C0008405
choline
C0031716
phosphorylcholine