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7QXI:
Cryo-EM structure of RNA polymerase-sigma54 holo enzyme with promoter DNA closed complex
PDB ID:
7QXI
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MMDB ID:
222687
PDB Deposition Date:
2022/1/26
Updated in MMDB:
2022/11
Experimental Method:
electron microscopy
Resolution:
3.4 Å
Source Organism:
Escherichia coli K-12
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Taxonomy
Molecule
Escherichia coli K-12
A, B, C, D, E
Klebsiella pneumoniae
M, N, T
Similar Structures:
VAST+
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Molecular Components in 7QXI
Label
Count
Molecule
Proteins (6 molecules)
A
B
2
DNA-directed RNA Polymerase Subunit Alpha
C
1
DNA-directed RNA Polymerase Subunit Beta
D
1
DNA-directed RNA Polymerase Subunit Beta'
E
1
DNA-directed RNA Polymerase Subunit Omega
M
1
RNA Polymerase Sigma-54 Factor
Nucleotides(2 molecules)
N
1
Non-template Promoter DNA
T
1
Template DNA Promoter
* Click molecule labels to explore molecular sequence information.
Citing MMDB
Madej T, Lanczycki CJ, Zhang D, Thiessen PA, Geer RC, Marchler-Bauer A, Bryant SH.
"
MMDB and VAST+: tracking structural similarities between macromolecular complexes.
Nucleic Acids Res. 2014 Jan; 42(Database issue)
:D297-303