Limited capacity for protein synthesis at zero degrees centigrade in Escherichia coli.

Bacterial Proteins/biosynthesis Carbon Isotopes Centrifugation, Density Gradient Cold Temperature Dialysis Escherichia coli/metabolism Growth Leucine/metabolism Magnesium/pharmacology Nucleotides/pharmacology Phenylalanine/metabolism RNA, Messenger/metabolism RNA, Transfer/biosynthesis Ribosomes/drug effects,metabolism Tritium Ultracentrifugation Uridine/metabolism

Bacterial Proteins Carbon Isotopes Nucleotides RNA, Messenger Tritium Phenylalanine RNA, Transfer Leucine Magnesium Uridine