Research workbench
The crystal structure of sporosarcina pasteurii urease in complex with citrate
Analyse The crystal structure of sporosarcina pasteurii urease in complex with citrate in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 4AC7
- Type
- protein
- Length
- 792 residues
- Chains
- 3
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Urease subunit gamma; Urease subunit beta; Urease subunit alpha
- EC
- 3.5.1.5
- UniProt
- P41022, P41021, P41020
- Ligands
- NI, SO4, OH
- Pockets
- 3 · best druggability 0.72
Structure
x-ray diffraction · 3 distinct chains · 30% helix, 23% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Urease subunit gamma (EC 3.5.1.5) | protein | 100 | 56% helix, 18% strand | P41022 |
| B | Urease subunit beta (EC 3.5.1.5) | protein | 122 | 15% helix, 31% strand | P41021 |
| C | Urease subunit alpha (EC 3.5.1.5) | protein | 570 | 29% helix, 22% strand | P41020 |
Ligands and binding sites
- NI · Nickel (II) ion · metal · 2 copies · chains C
- SO4 · Sulfate ion · ion · 4 copies · chains B, C
- OH · Hydroxide ion · ion · chains C
- EDO · 1,2-ethanediol · additive · 10 copies · chains A, C, B
- FLC · Citrate anion · additive · chains C
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
3 pockets found on a 1 Å grid, 2 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 798 | 0.72 | 0.78 | 79 | empty |
| 2 | 108 | 0.54 | 0.83 | 22 | OH, FLC |
| 3 | 103 | 0.37 | 0.74 | 17 | EDO |
Interfaces
3 interfaces between chains.
- B–C · 1861 Ų buried · 34 hydrogen bonds · protein-protein
- A–C · 950 Ų buried · 15 hydrogen bonds · protein-protein
- A–B · 218 Ų buried · 5 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 2 modified (carboxylation).
Compared structures
- 4AC7 · The crystal structure of Sporosarcina pasteurii urease in complex with citrate · the same entry in another collection · chain A against A, TM-score 1.00
- P41020 · AlphaFold monomer V2.0 prediction for urease subunit alpha (P41020) · a predicted model of the same protein · chain C against A, TM-score 0.99
- P41022 · AlphaFold monomer V2.0 prediction for urease subunit gamma (P41022) · a predicted model of the same protein · chain A against A, TM-score 0.99
- P41021 · AlphaFold monomer V2.0 prediction for urease subunit beta (P41021) · a predicted model of the same protein · chain B against A, TM-score 0.98
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 P41022
- Every structure of UniProt P41021
- Every structure of UniProt P41020
- Elsewhere: RCSB PDB 4AC7 · PDBe 4AC7 · UniProt P41022 · UniProt P41021 · UniProt P41020
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