6P18: Q21 transcription antitermination complex: loading complex

PDB ID: 6P18Download
MMDB ID: 176830
PDB Deposition Date: 2019/5/19
Updated in MMDB: 2019/12
Experimental Method:
electron microscopy
Resolution: 3.5  Å
Source Organism:
Escherichia coli K-12▼
Similar Structures:
Biological Unit for 6P18: undecameric; determined by author
Molecular Components in 6P18
Label Count Molecule
Proteins (8 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
2
Q Protein
Molecule annotation
Nucleotides(3 molecules)
1
DNA (67-mer) Fragment Carrying Phage-21 PR' Promoter and Pause Element, Nontemplate Strand
Molecule annotation
1
DNA (67-mer) Fragment Carrying Phage-21 PR' Promoter and Pause Element, Template Strand
Molecule annotation
1
RNA (5'-r(p*up*gp*gp*gp*ap*gp*ap*gp*gp*up*a)-3')
Molecule annotation
Chemicals and Non-standard biopolymers (3 molecules)
1
2
ZINC IONZINC ION
2
1
MAGNESIUM IONMAGNESIUM 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