MolNFT v1 · #162481 · protein
Heterodimeric ABC exporter tmrab in ATP-bound outward-facing open conformation
6RAH · Multidrug resistance ABC transporter ATP-binding and…: “Heterodimeric ABC exporter tmrab in ATP-bound outward-facing open conformation”. Electron microscopy, 2 ligands (ATP, MG), 17 pockets (best druggability 0.87). MolNFT v1…
- PDB
- 6RAH
- Type
- protein
- Length
- 1,277 residues
- Chains
- 3
- Method
- electron microscopy
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Multidrug resistance ABC transporter ATP-binding and permease protein; Nanobody NB9F10
- UniProt
- Q72J05, Q72J04
- Ligands
- ATP, MG
- Pockets
- 17 · best druggability 0.87
Structure
electron microscopy · 3 distinct chains · 58% helix, 14% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Multidrug resistance ABC transporter ATP-binding and permease protein | protein | 586 | 64% helix, 10% strand | Q72J05 |
| B | Multidrug resistance ABC transporter ATP-binding and permease protein | protein | 570 | 64% helix, 11% strand | Q72J04 |
| C | Nanobody NB9F10 | protein | 121 | 6% helix, 50% strand | — |
Ligands and binding sites
- ATP · Adenosine-5'-triphosphate · ligand · 2 copies · chains A, B
- MG · Magnesium ion · metal · 2 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
17 pockets found on a 1 Å grid, 9 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 960 | 0.87 | 0.88 | 84 | ATP, MG |
| 2 | 757 | 0.85 | 0.88 | 86 | empty |
| 3 | 1011 | 0.81 | 0.82 | 96 | ATP, MG |
| 4 | 147 | 0.79 | 0.96 | 39 | empty |
| 5 | 205 | 0.73 | 0.89 | 34 | empty |
Interfaces
2 interfaces between chains.
- A–B · 7844 Ų buried · 52 hydrogen bonds · protein-protein
- B–C · 665 Ų buried · 10 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 2 disulfide (disulfide).
Compared structures
- 6RAH · Heterodimeric ABC exporter TmrAB in ATP-bound outward-facing open conformation · 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 6RAH · PDBe 6RAH · UniProt Q72J05 · UniProt Q72J04
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