MolNFT v1 · #135645 · protein
Structure of francisella tularensis heterodimeric sspa (mgla-sspa)
5U56 · Stringent starvation protein a: “Structure of francisella tularensis heterodimeric sspa (mgla-sspa)”. X-ray diffraction, 1 ligand (PRO), 10 pockets (best druggability 0.78). MolNFT v1 #135645 on GenesisL1: 3D structure, binding…
- PDB
- 5U56
- Type
- protein
- Length
- 792 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Stringent starvation protein a; Macrophage growth locus a
- UniProt
- A0A0E2ZL39, A0A0E2ZLH6
- Ligands
- PRO
- Pockets
- 10 · best druggability 0.78
Structure
x-ray diffraction · 3 distinct chains · 58% helix, 8% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| C | Stringent starvation protein a | protein | 194 | 58% helix, 9% strand | A0A0E2ZL39 |
| A, B | Macrophage growth locus a | protein | 202 | 61% helix, 6% strand | A0A0E2ZLH6 |
| D | Stringent starvation protein a | protein | 194 | 54% helix, 9% strand | A0A0E2ZL39 |
Ligands and binding sites
- PRO · Proline · ligand · 2 copies · chains A, B
- GOL · Glycerol · additive · 9 copies · chains C, A, D, B
- 1PE · Pentaethylene glycol · additive · 2 copies · chains C, A
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
10 pockets found on a 1 Å grid, 7 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 572 | 0.78 | 0.84 | 77 | GOL |
| 2 | 454 | 0.74 | 0.83 | 49 | GOL |
| 3 | 273 | 0.72 | 0.86 | 31 | PRO |
| 4 | 285 | 0.68 | 0.83 | 39 | PRO |
| 5 | 213 | 0.66 | 0.83 | 29 | 1PE |
Interfaces
4 interfaces between chains.
- C–A · 994 Ų buried · 15 hydrogen bonds · protein-protein
- D–B · 992 Ų buried · 14 hydrogen bonds · protein-protein
- A–D · 685 Ų buried · 6 hydrogen bonds · protein-protein
- A–B · 565 Ų buried · 2 hydrogen bonds · protein-protein
Compared structures
- 5U56 · Structure of Francisella tularensis heterodimeric SspA (MglA-SspA) · the same entry in another collection · chain C against C, 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 A0A0E2ZL39
- Every structure of UniProt A0A0E2ZLH6
- Elsewhere: RCSB PDB 5U56 · PDBe 5U56 · UniProt A0A0E2ZL39 · UniProt A0A0E2ZLH6
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