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Protein / target

DNA-directed RNA polymerase subunit beta'

rpoCP0A8T7Escherichia coli (strain K12)Swiss-Prot
30
Clinical trials
1
Drugs targeting

Protein at a glance

Biological role

DNA-directed RNA polymerase

Derived from structured UniProt, Open Targets and literature data on this page.

Protein profile

UniProt 2026_02

Canonical identity and biological annotation from UniProt.

Function overview

DNA-dependent RNA polymerase (RNAP) catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates

Domains and Gene Ontology detail (22)

Gene Ontology

  • Ccytoplasm
  • Ccytosol
  • CDNA-directed RNA polymerase complex
  • Cmembrane
  • FDNA binding
  • FDNA-directed RNA polymerase activity
  • Fmagnesium ion binding
  • Fzinc ion binding
  • Pbacterial-type flagellum assembly
  • Pbacterial-type flagellum-dependent cell motility
  • Pcell motility
  • Pcellular response to cell envelope stress

1407 aa · 155 kDa

Biological roles

What this protein does, drawn together from its UniProt function, Gene Ontology terms and Reactome pathways.

Cell migrationGOTranscriptional regulationUniProt · GO
View supporting evidence

Cell migration

  • ·cell motility

Transcriptional regulation

  • ·DNA-dependent RNA polymerase (RNAP) catalyzes the transcription of DNA into RNA using th…
  • ·DNA-templated transcription
  • ·DNA-templated transcription initiation
  • ·regulation of DNA-templated transcription elongation

Concepts derived from UniProt GO Reactome — each badge above shows which sources supported that role.

Approved medicines with mapped indications

1 medicine · 2 areas

Approved therapies targeting this protein, grouped by what they are approved to treat — the disease-first view of the medicines below. Relationships come from the canonical approved-indication graph (ChEMBL phase-4), the same source as the drug cards.

Tuberculosis1 medicine
Tuberculosis, Pulmonary1 medicine

Approved indications from ChEMBL (phase-4), via the canonical drug→disease graph.

Drugs targeting this protein

1

How approved and investigational drugs engage this protein — mechanism and action type, direct vs complex targeting, and how broadly each acts across other targets. A drug-first view (the section above groups the approved ones disease-first); direct binders with few recorded targets are listed first.

Rifampin
Inhibitor

Bacterial DNA-directed RNA polymerase inhibitor

Indicated for Tuberculosis, Tuberculosis, Pulmonary

Acts on a complex — shared with rpoB, rpoA, rpoZ · 1 of 4 recorded protein targets

ChEMBL mechanism, action type, target identity and approved indications. Open Targets clinical status.

Clinical trials

30

Trials of drugs that target this protein — reached indirectly through those drugs, so a trial listed here studies the drug, not the protein. Ranked by active status, then clinical phase and recency, and spread across the targeting drugs.

View all trials (26)

NOT_YET_RECRUITING · via Rifampin · NCT07595042

ClinicalTrials.gov via the drug-target graph.

What's happening now

4

Recent therapeutic activity around this target — regulatory actions, clinical trials and safety signals for a drug that targets this protein, plus publications where such a drug is a genuine subject. Every item is reached indirectly through the drug, not the protein itself; incidental mentions (a paper that merely measures a drug) and press items are excluded.

  1. Trial status changed2026-08-25

    Co-SAM: An Adaptive Multi-arm Trial to Improve Clinical Outcomes Among Children Recovering From Complicated Severe Acute Malnutrition

    Status changed to Completed · ClinicalTrials.gov · via Rifampin

  2. Trial results posted2026-08-12

    A Multicenter, Phase 2b/c, Open-label, Randomized, Dose-finding Trial to Evaluate the Safety and Efficacy of a 4 Month Regimen of OPC-167832 in Combination With Delamanid and Bedaquiline in Subjects With Drug-susceptible Pulmonary Tuberculosis in Comparison With Standard Treatment

    Results posted · ClinicalTrials.gov · via Rifampin

  3. Regulatory approval2026-06-29

    Approval: RIFAMPIN (ANDA219918)

    fda · regulatory · fda · via Rifampin

  4. New publication2024-03-28
    Estimation of country-specific tuberculosis resistance antibiograms using pathogen genomics and machine learning.

    BMJ global health · 2024 · 4 citations · Europe PMC · via Rifampin

Objective event titles are shown unmodified; the event kind and significance line are derived from structured fields. Forefront AttentionEvent stream aggregating Europe PMC Regulatory filings ClinicalTrials.gov.