MolNFT v1 · #127029 · protein
Crystal structure of the heterodimeric ABC transporter tmrab, a homolog of the antigen translocation complex tap
5MKK · Multidrug resistance ABC transporter ATP-binding and…: “Crystal structure of the heterodimeric ABC transporter tmrab, a homolog of the antigen translocation complex…”. X-ray diffraction, 1 ligand (SO4), 15 pockets (best druggability…
- PDB
- 5MKK
- Type
- protein
- Length
- 1,170 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Multidrug resistance ABC transporter ATP-binding and permease protein
- UniProt
- Q72J05, Q72J04
- Ligands
- SO4
- Pockets
- 15 · best druggability 0.84
Structure
x-ray diffraction · 2 distinct chains · 64% helix, 10% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Multidrug resistance ABC transporter ATP-binding and permease protein | protein | 593 | 65% helix, 10% strand | Q72J05 |
| B | Multidrug resistance ABC transporter ATP-binding and permease protein | protein | 577 | 63% helix, 10% strand | Q72J04 |
Ligands and binding sites
- SO4 · Sulfate ion · ion · 2 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
15 pockets found on a 1 Å grid, 6 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 946 | 0.84 | 0.85 | 90 | empty |
| 2 | 680 | 0.69 | 0.77 | 85 | SO4 |
| 3 | 182 | 0.59 | 0.81 | 30 | empty |
| 4 | 285 | 0.57 | 0.77 | 42 | SO4 |
| 5 | 112 | 0.55 | 0.83 | 16 | empty |
Interfaces
1 interface between chains.
- A–B · 6518 Ų buried · 51 hydrogen bonds · protein-protein
Compared structures
- 5MKK · Crystal structure of the heterodimeric ABC transporter TmrAB, a homolog of the antigen… · the same entry in another collection · chain A against A, 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 Q72J05
- Every structure of UniProt Q72J04
- Elsewhere: RCSB PDB 5MKK · PDBe 5MKK · UniProt Q72J05 · UniProt Q72J04
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