Net synthesis of short RNA chains by E. coli RNA polymerase at low pH.
D002474:Cell-Free System; D003090:Coliphages; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D004926:Escherichia coli / Q000201:enzymology; D006863:Hydrogen-Ion Concentration; D008970:Molecular Weight; D012367:RNA, Viral / Q000032:analysis / Q000096:biosynthesis*
D012367:RNA, Viral; D012321:DNA-Directed RNA Polymerases