MolNFT v1 · #148001 · protein
Apo RNA polymerase III - closed conformation (CPOL3)
6EU3 · DNA-directed RNA polymerase III subunit RPC1: “Apo RNA polymerase III - closed conformation (CPOL3)”. Electron microscopy, 2 ligands (ZN, MG), 20 pockets (best druggability 0.86). MolNFT v1 #148001 on GenesisL1: 3D structure…
- PDB
- 6EU3
- Type
- protein
- Length
- 4,825 residues
- Chains
- 17
- Method
- electron microscopy
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- DNA-directed RNA polymerase III subunit RPC1; DNA-directed RNA polymerase III subunit…
- EC
- 2.7.7.6
- UniProt
- P04051, P22276, P07703, P47076, P20434, P20435, P35718, P20436, Q04307, P22139, P28000, P40422, P36121, P25441, P32349, P32910, P17890
- Ligands
- ZN, MG
- Pockets
- 20 · best druggability 0.86
Structure
electron microscopy · 17 distinct chains · 27% helix, 16% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | DNA-directed RNA polymerase III subunit RPC1 (EC 2.7.7.6) | protein | 1402 | 33% helix, 11% strand | P04051 |
| B | DNA-directed RNA polymerase III subunit RPC2 (EC 2.7.7.6) | protein | 1114 | 22% helix, 22% strand | P22276 |
| C | DNA-directed RNA polymerases I and III subunit RPAC1 | protein | 335 | 19% helix, 25% strand | P07703 |
| D | DNA-directed RNA polymerase III subunit RPC9 | protein | 119 | 48% helix, 3% strand | P47076 |
| E | DNA-directed RNA polymerases I, II, and III subunit RPABC1 | protein | 215 | 26% helix, 18% strand | P20434 |
| F | DNA-directed RNA polymerases I, II, and III subunit RPABC2 | protein | 83 | 35% helix, 10% strand | P20435 |
| G | DNA-directed RNA polymerase III subunit RPC8 | protein | 191 | 7% helix, 27% strand | P35718 |
| H | DNA-directed RNA polymerases I, II, and III subunit RPABC3 | protein | 140 | 2% helix, 46% strand | P20436 |
| I | DNA-directed RNA polymerase III subunit RPC10 | protein | 42 | 0% helix, 26% strand | Q04307 |
| J | DNA-directed RNA polymerases I, II, and III subunit RPABC5 | protein | 68 | 37% helix, 3% strand | P22139 |
| K | DNA-directed RNA polymerases I and III subunit RPAC2 | protein | 101 | 44% helix, 24% strand | P28000 |
| L | DNA-directed RNA polymerases I, II, and III subunit RPABC4 | protein | 45 | 0% helix, 22% strand | P40422 |
| M | DNA-directed RNA polymerase III subunit RPC5 | protein | 165 | 10% helix, 16% strand | P36121 |
| N | DNA-directed RNA polymerase III subunit RPC4 | protein | 105 | 15% helix, 12% strand | P25441 |
| O | DNA-directed RNA polymerase III subunit RPC3 | protein | 537 | 45% helix, 6% strand | P32349 |
| P | DNA-directed RNA polymerase III subunit RPC6 | protein | 123 | 38% helix, 0% strand | P32910 |
| Q | DNA-directed RNA polymerase III subunit RPC7 | protein | 40 | 38% helix, 0% strand | P17890 |
Ligands and binding sites
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.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 1116 | 0.86 | 0.87 | 125 | empty |
| 2 | 981 | 0.85 | 0.86 | 80 | empty |
| 3 | 281 | 0.83 | 0.94 | 42 | empty |
| 4 | 645 | 0.82 | 0.86 | 58 | empty |
| 5 | 927 | 0.82 | 0.83 | 97 | empty |
Interfaces
38 interfaces between chains.
- A–B · 8600 Ų buried · 88 hydrogen bonds · protein-protein
- A–O · 3180 Ų buried · 27 hydrogen bonds · protein-protein
- A–E · 2517 Ų buried · 19 hydrogen bonds · protein-protein
- A–H · 2280 Ų buried · 20 hydrogen bonds · protein-protein
- C–K · 2262 Ų buried · 11 hydrogen bonds · protein-protein
Compared structures
- 6EU3 · Apo RNA Polymerase III - closed conformation (cPOL3) · the same entry in another collection · chain J against J, TM-score 1.00
Analyse
- Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
- Every structure of UniProt P04051
- Every structure of UniProt P22276
- Every structure of UniProt P07703
- Every structure of UniProt P47076
- Every structure of UniProt P20434
- Every structure of UniProt P20435
- Every structure of UniProt P35718
- Every structure of UniProt P20436
- Every structure of UniProt Q04307
- Every structure of UniProt P22139
- Every structure of UniProt P28000
- Every structure of UniProt P40422
- Every structure of UniProt P36121
- Every structure of UniProt P25441
- Every structure of UniProt P32349
- Every structure of UniProt P32910
- Every structure of UniProt P17890
- Elsewhere: RCSB PDB 6EU3 · PDBe 6EU3 · UniProt P04051 · UniProt P22276 · UniProt P07703 · UniProt P47076 · UniProt P20434 · UniProt P20435 · UniProt P35718 · UniProt P20436 · UniProt Q04307 · UniProt P22139 · UniProt P28000 · UniProt P40422 · UniProt P36121 · UniProt P25441 · UniProt P32349 · UniProt P32910 · UniProt P17890
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