title: Isolation and properties of a ribosome-bound factor required for ppGpp and ppGpp synthesis in Escherichia coli.
mesh_terms: D000255:Adenosine Triphosphate / Q000494:pharmacology; D000643:Ammonium Chloride; D000645:Ammonium Sulfate; D000900:Anti-Bacterial Agents / Q000494:pharmacology; D001426:Bacterial Proteins / Q000302:isolation & purification* / Q000378:metabolism; D002499:Centrifugation, Density Gradient; D002845:Chromatography; D002852:Chromatography, Ion Exchange; D004591:Electrophoresis, Polyacrylamide Gel; D004926:Escherichia coli / Q000032:analysis* / Q000378:metabolism; D006150:Guanine Nucleotides / Q000096:biosynthesis*; D006160:Guanosine Triphosphate / Q000378:metabolism; D006863:Hydrogen-Ion Concentration; D007553:Isotope Labeling; D008274:Magnesium / Q000494:pharmacology; D009711:Nucleotides / Q000378:metabolism; D010756:Phosphoric Acids / Q000378:metabolism; D010761:Phosphorus Radioisotopes; D012270:Ribosomes / Q000032:analysis* / Q000378:metabolism; D012967:Sodium Dodecyl Sulfate; D013329:Structure-Activity Relationship; D014316:Tritium
chemical_list: D000900:Anti-Bacterial Agents; D001426:Bacterial Proteins; D006150:Guanine Nucleotides; D009711:Nucleotides; D010756:Phosphoric Acids; D010761:Phosphorus Radioisotopes; D000643:Ammonium Chloride; D014316:Tritium; D012967:Sodium Dodecyl Sulfate; D006160:Guanosine Triphosphate; D000255:Adenosine Triphosphate; D008274:Magnesium; D000645:Ammonium Sulfate