Suppression of the occurrence of transcriptional errors, such as substitutions and/or insertions of nucleotides that do not correctly match the template base, during the process of transcription elongation on a DNA template.
Synonyms:
exact_synonym:
maintenance of transcriptional fidelity during DNA-dependent transcription elongation; maintenance of transcriptional fidelity during DNA-dependent transcription elongation from bacterial-type RNA polymerase promoter; maintenance of transcriptional fidelity during DNA-templated transcription elongation
narrow_synonym:
maintenance of transcriptional fidelity during DNA-templated transcription elongation from bacterial-type RNA polymerase promoter