MolNFT v1 · #165910 · protein
Human IMPDH2 treated with ATP, imp, NAD+, and 2 mm GTP. bent (3/4 compressed, 1/4 extended) segment reconstruction.
6UA4 · Inosine-5'-monophosphate dehydrogenase 2: “Human IMPDH2 treated with ATP, imp, NAD+, and 2 mm GTP. bent (3/4 compressed, 1/4 extended) segment…”. Electron microscopy, 4 ligands (GTP, ATP, IMP), 20 pockets (best druggability 0.79).…
- PDB
- 6UA4
- Type
- protein
- Length
- 4,016 residues
- Chains
- 16
- Method
- electron microscopy
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Inosine-5'-monophosphate dehydrogenase 2
- EC
- 1.1.1.205
- UniProt
- P12268
- Ligands
- GTP, ATP, IMP, NAD
- Pockets
- 20 · best druggability 0.79
Structure
electron microscopy · 2 distinct chains · 31% helix, 18% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, B, C, D, E, F, G, H | Inosine-5'-monophosphate dehydrogenase 2 (EC 1.1.1.205) | protein | 488 | 31% helix, 18% strand | P12268 |
| M, N, O, P, I, J, K, L | Inosine-5'-monophosphate dehydrogenase 2 (EC 1.1.1.205) | protein | 14 | 29% helix, 0% strand | P12268 |
Ligands and binding sites
- GTP · Guanosine-5'-triphosphate · ligand · 12 copies · chains A, B, D, E, F, H
- ATP · Adenosine-5'-triphosphate · ligand · 10 copies · chains A, F, B, E, C, H, D, G
- IMP · Inosinic acid · ligand · 8 copies · chains A, B, C, D, E, F, G, H
- NAD · Nicotinamide-adenine-dinucleotide · ligand · 8 copies · chains A, D, B, C, E, H, F, G
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
20 pockets found on a 1 Å grid, 20 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 729 | 0.79 | 0.83 | 58 | IMP, NAD |
| 2 | 684 | 0.79 | 0.84 | 56 | IMP, NAD |
| 3 | 693 | 0.78 | 0.83 | 58 | IMP, NAD |
| 4 | 682 | 0.78 | 0.83 | 58 | IMP, NAD |
| 5 | 739 | 0.77 | 0.82 | 59 | IMP, NAD |
Interfaces
23 interfaces between chains.
- F–G · 2431 Ų buried · 33 hydrogen bonds · protein-protein
- B–C · 2387 Ų buried · 32 hydrogen bonds · protein-protein
- A–D · 2387 Ų buried · 34 hydrogen bonds · protein-protein
- E–H · 2344 Ų buried · 35 hydrogen bonds · protein-protein
- G–H · 2314 Ų buried · 34 hydrogen bonds · protein-protein
Compared structures
- 6UA4 · Human IMPDH2 treated with ATP, IMP, NAD+, and 2 mM GTP. Bent (3/4 compressed, 1/4… · the same entry in another collection · chain L against L, 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 P12268
- Elsewhere: RCSB PDB 6UA4 · PDBe 6UA4 · UniProt P12268
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