Research workbench
Ribonucleotide reductase R1 protein with dttp occupying the specificity site from escherichia COLI
Analyse Ribonucleotide reductase R1 protein with dttp occupying the specificity site… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 2R1R
- Type
- protein
- Length
- 2,242 residues
- Chains
- 7
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Ribonucleotide reductase R1 protein; Ribonucleotide reductase R2 protein
- EC
- 1.17.4.1
- UniProt
- P00452, P69924
- Ligands
- TTP
- Pockets
- 17 · best druggability 0.77
Structure
x-ray diffraction · 3 distinct chains · 47% helix, 12% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, B, C | Ribonucleotide reductase R1 protein (EC 1.17.4.1) | protein | 733 | 48% helix, 13% strand | P00452 |
| D, E, F | Ribonucleotide reductase R2 protein | protein | 13 | 38% helix, 0% strand | P69924 |
| P | Ribonucleotide reductase R2 protein | protein | 4 | 0% helix, 0% strand | P69924 |
Ligands and binding sites
- TTP · Thymidine-5'-triphosphate · ligand · 3 copies · chains A, B, C
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
17 pockets found on a 1 Å grid, 7 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 972 | 0.77 | 0.80 | 101 | TTP |
| 2 | 1179 | 0.76 | 0.78 | 103 | TTP |
| 3 | 660 | 0.70 | 0.78 | 83 | empty |
| 4 | 299 | 0.69 | 0.83 | 28 | empty |
| 5 | 164 | 0.59 | 0.82 | 17 | empty |
Interfaces
7 interfaces between chains.
- A–B · 1415 Ų buried · 14 hydrogen bonds · protein-protein
- C–F · 653 Ų buried · 5 hydrogen bonds · protein-protein
- B–E · 652 Ų buried · 5 hydrogen bonds · protein-protein
- A–D · 650 Ų buried · 5 hydrogen bonds · protein-protein
- A–P · 235 Ų buried · 4 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 3 disulfide (disulfide).
Compared structures
- 2R1R · Ribonucleotide reductase R1 protein with dttp occupying the specificity site from… · the same entry in another collection · chain P against P, TM-score 1.00
- P00452 · AlphaFold monomer V2.0 prediction for ribonucleoside-diphosphate reductase 1 subunit… · a predicted model of the same protein · chain A against A, TM-score 0.99
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 P00452
- Every structure of UniProt P69924
- Elsewhere: RCSB PDB 2R1R · PDBe 2R1R · UniProt P00452 · UniProt P69924
GL1X is a live explorer of the GenesisL1 blockchain. Turn on JavaScript for search, charts and interactive views.