Purification and characterization of the cloacin DF13 immunity protein.

Bacterial Proteins/biosynthesis,isolation & purification Bacteriocins/biosynthesis Carbon Radioisotopes Cell Survival Centrifugation, Density Gradient Chromatography, Gel Chromatography, Ion Exchange Enterobacteriaceae/drug effects,metabolism Escherichia coli/analysis,immunology Hydrogen-Ion Concentration Immunity Isoelectric Focusing Mitomycins/pharmacology Molecular Weight Mutation Phenylalanine/metabolism Protein Biosynthesis Spectrophotometry, Ultraviolet Tritium Ultracentrifugation

Bacterial Proteins Bacteriocins Carbon Radioisotopes Mitomycins Tritium Phenylalanine