GL1X · GenesisL1 explorer

Research workbench

Crystal structure of Thermus thermophilus RNA polymerase holoenzyme at 3.3 angstroms resolution

Analyse Crystal structure of Thermus thermophilus RNA polymerase holoenzyme at 3.3… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
2CW0
Type
protein
Length
6,818 residues
Chains
12
Method
x-ray diffraction
Collection
MolNFT v2 / PDB Bank
Contract
0xd58B01f6C18086e5202cdC5D7Ad3E41790360102
Owner
0xF4e1AA6f26B7DA48EeAD9B24a97927303eeA07b8
Resolution
3.3
Source
Thermus thermophilus
Molecule
DNA-directed RNA polymerase alpha chain; DNA-directed RNA polymerase beta chain…
EC
2.7.7.6
UniProt
Q5SHR6, Q8RQE9, Q8RQE8, Q8RQE7, Q5SKW1
Ligands
ZN, MG
Pockets
20 · best druggability 0.88

Structure

x-ray diffraction · resolution 3.3 · 5 distinct chains · 31% helix, 13% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
A, B, K, LDNA-directed RNA polymerase alpha chain (EC 2.7.7.6)protein22914% helix, 24% strandQ5SHR6
C, MDNA-directed RNA polymerase beta chain (EC 2.7.7.6)protein111922% helix, 18% strandQ8RQE9
D, NDNA-directed RNA polymerase beta' chain (EC 2.7.7.6)protein139233% helix, 11% strandQ8RQE8
E, ORNA polymerase omega chain (EC 2.7.7.6)protein9544% helix, 4% strandQ8RQE7
F, PRNA polymerase sigma factor rpoD (EC 2.7.7.6)protein34562% helix, 1% strandQ5SKW1

Ligands and binding sites

  • ZN · Zinc ion · metal · 4 copies · chains D, N
  • MG · Magnesium ion · metal · 2 copies · chains D, N

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Pockets

20 pockets found on a 1 Å grid, 20 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
111900.880.89117empty
29940.870.88104empty
311660.860.8796empty
411240.840.85125empty
58450.840.8681empty

Interfaces

20 interfaces between chains.

  • C–D · 9135 Ų buried · 117 hydrogen bonds · protein-protein
  • M–N · 8855 Ų buried · 103 hydrogen bonds · protein-protein
  • N–P · 4323 Ų buried · 52 hydrogen bonds · protein-protein
  • D–F · 4319 Ų buried · 61 hydrogen bonds · protein-protein
  • N–O · 2443 Ų buried · 35 hydrogen bonds · protein-protein

Compared structures

  • 2CW0 · Crystal structure of thermus thermophilus RNA polymerase holoenzyme at 3.3 ångströms… · the same entry in another collection · chain P against P, TM-score 1.00

Analyse

GL1X is a live explorer of the GenesisL1 blockchain. Turn on JavaScript for search, charts and interactive views.