6P1K: Cryo-EM structure of Escherichia coli sigma70 bound RNAP polymerase holoenzyme

PDB ID: 6P1KDownload
MMDB ID: 184602
PDB Deposition Date: 2019/5/20
Updated in MMDB: 2024/03
Experimental Method:
electron microscopy
Resolution: 4.05  Å
Source Organism:
Similar Structures:
Biological Unit for 6P1K: hexameric; determined by author
Molecular Components in 6P1K
Label Count Molecule
Proteins (6 molecules)
2
DNA-directed RNA Polymerase Subunit Alpha
Molecule annotation
1
DNA-directed RNA Polymerase Subunit Beta
Molecule annotation
1
DNA-directed RNA Polymerase Subunit Beta'
Molecule annotation
1
DNA-directed RNA Polymerase Subunit Omega
Molecule annotation
1
RNA Polymerase Sigma Factor Rpod
Molecule annotation
Chemicals and Non-standard biopolymers (3 molecules)
1
1
MAGNESIUM IONMAGNESIUM ION
2
2
ZINC IONZINC ION
* 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