7EH1: Thermus thermophilus transcription initiation complex containing a template-strand purine at position TSS-2, GpG RNA primer, and CMPcPP

PDB ID: 7EH1Download
MMDB ID: 204407
PDB Deposition Date: 2021/3/27
Updated in MMDB: 2023/12
Experimental Method:
x-ray diffraction
Resolution: 2.9  Å
Source Organism:
Thermus thermophilus HB8▼
Similar Structures:
Biological Unit for 7EH1: nonameric; determined by author and by software (PISA)
Molecular Components in 7EH1
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 Siga
Molecule annotation
Nucleotides(3 molecules)
1
DNA (27-mer)
Molecule annotation
1
DNA (5'-d(*cp*c*tp*gp*cp*ap*tp*cp*cp*gp*tp*gp*ap*gp*cp*cp*ap*ap*g)-3')
Molecule annotation
1
RNA (5'-r(*gp*g)-3')
Molecule annotation
Chemicals and Non-standard biopolymers (10 molecules)
1
5
MAGNESIUM IONMAGNESIUM ION
2
2
1,4-BUTANEDIOL1,4-BUTANEDIOL
3
2
ZINC IONZINC ION
4
1
5'-O-[(S)-hydroxy{[(S)-hydroxy(phosphonooxy)phosphoryl]methyl}phosphoryl]cytidine5'-O-[(S)-hydroxy{[(S)-hydroxy(phosphonooxy)phosphoryl]methyl}phosphoryl]cytidine
* 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