ISDA

Entry Detail

PDB ID:

7PP4

EMDB ID:

EMD-13579

Keywords:

TRANSCRIPTION

Title:

Cryo-EM structure of Mycobacterium tuberculosis RNA polymerase holoenzyme comprising sigma factor SigB

Biological Source:

Source Organism:

Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)

Host Organism:

Escherichia coli BL21(DE3)

PDB Version:

Deposition Date:

2021-09-13

Release Date:

2022-09-21

Method Details:

Experimental Method:

ELECTRON MICROSCOPY

Resolution:

3.84 Å

Aggregation State:

PARTICLE

Reconstruction Method:

SINGLE PARTICLE

Download Validation Report

Macromolecular Entities

Protein Blast

Polymer Type:polypeptide(L)
Description:DNA-directed RNA polymerase subunit alpha
Chain IDs:A (auth: a), B (auth: b)
Chain Length:347
Number of Molecules:2
Biological Source:Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)

UniProt ID:P9WGZ1 Pfam ID:PF01193, PF01000, PF03118

Protein Blast

Polymer Type:polypeptide(L)
Description:DNA-directed RNA polymerase subunit beta
Mutations:L2E3G4C5 -> V
Chain IDs:C (auth: c)
Chain Length:1174
Number of Molecules:1
Biological Source:Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)

UniProt ID:P9WGY9 Pfam ID:PF04563, PF04561, PF04565, PF10385, PF00562, PF04560

Protein Blast

Polymer Type:polypeptide(L)
Description:DNA-directed RNA polymerase subunit beta'
Chain IDs:D (auth: d)
Chain Length:1322
Number of Molecules:1
Biological Source:Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)

UniProt ID:P9WGY7 Pfam ID:PF04997, PF00623, PF04983, PF05000, PF04998

Protein Blast

Polymer Type:polypeptide(L)
Description:DNA-directed RNA polymerase subunit omega
Chain IDs:E (auth: e)
Chain Length:110
Number of Molecules:1
Biological Source:Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)

UniProt ID:P9WGY5 Pfam ID:PF01192

Protein Blast

Polymer Type:polypeptide(L)
Description:RNA polymerase sigma factor SigB
Chain IDs:F (auth: f)
Chain Length:343
Number of Molecules:1
Biological Source:Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)

UniProt ID:P9WGI5 Pfam ID:PF00140, PF04542, PF04539, PF04545

Ligand Molecules

Primary Citation

Structural basis of the mycobacterial stress-response RNA polymerase auto-inhibition via oligomerization

Morichaud, Z, Trapani, S, Vishwakarma, R.K, Chaloin, L, Lionne, C, Lai-Kee-Him, J, Bron, P, Brodolin, K, Morichaud, Z, Trapani, S, Vishwakarma, R, Chaloin, L, Lionne, C, Lai-Kee-Him, J, Bron, P, Brodolin, K, Hu, Y, Morichaud, Z, Perumal, A.S, Roquet-Baneres, F, Brodolin, K.Show

Nat Commun 14 484 ? (2023)

DOI: 10.1038/s41467-023-36113-y

Primary Citation of related structures