MolNFT v1 · #62760 · protein
Human adometdc E256Q mutant with no putrescine bound
3EP4 · S-adenosylmethionine decarboxylase beta chain: “Human adometdc E256Q mutant with no putrescine bound”. X-ray diffraction, 1 ligand (PYR), 2 pockets (best druggability 0.66). MolNFT v1 #62760 on GenesisL1: 3D structure, binding sites…
- PDB
- 3EP4
- Type
- protein
- Length
- 297 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- S-adenosylmethionine decarboxylase beta chain; S-adenosylmethionine decarboxylase alpha…
- EC
- 4.1.1.50
- UniProt
- P17707
- Ligands
- PYR
- Pockets
- 2 · best druggability 0.66
Structure
x-ray diffraction · 2 distinct chains · 23% helix, 40% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| B | S-adenosylmethionine decarboxylase beta chain (EC 4.1.1.50) | protein | 56 | 23% helix, 38% strand | P17707 |
| A | S-adenosylmethionine decarboxylase alpha chain (EC 4.1.1.50) | protein | 241 | 22% helix, 40% strand | P17707 |
Ligands and binding sites
- PYR · Pyruvic acid · ligand · chains B, A
- TRS · 2-amino-2-hydroxymethyl-propane-1,3-diol · additive · chains B, A
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
2 pockets found on a 1 Å grid, 1 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 188 | 0.66 | 0.86 | 28 | PYR, TRS |
| 2 | 58 | 0.25 | 0.72 | 14 | empty |
Interfaces
1 interface between chains.
- B–A · 3103 Ų buried · 45 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 1 covalent (covalent ligand).
Compared structures
- 3EP4 · Human AdoMetDC E256Q mutant with no putrescine bound · the same entry in another collection · chain B against B, TM-score 1.00
- P17707 · AlphaFold monomer V2.0 prediction for S-adenosylmethionine decarboxylase proenzyme… · a predicted model of the same protein · chain A against A, TM-score 0.99
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 P17707
- Elsewhere: RCSB PDB 3EP4 · PDBe 3EP4 · UniProt P17707
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