Research workbench
Crystal structure of R336A mutant of camp-dependent protein kinase with unphosphorylated turn motif.
Analyse Crystal structure of R336A mutant of camp-dependent protein kinase with… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 4DG3
- Type
- protein
- Length
- 356 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Camp-dependent protein kinase catalytic subunit alpha; Camp-dependent protein kinase…
- EC
- 2.7.11.11
- UniProt
- P05132, P63248
- Ligands
- ANP, MG
- Pockets
- 5 · best druggability 0.83
Structure
x-ray diffraction · 2 distinct chains · 36% helix, 15% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| E | Camp-dependent protein kinase catalytic subunit alpha (EC 2.7.11.11) | protein | 337 | 36% helix, 15% strand | P05132 |
| A | Camp-dependent protein kinase inhibitor alpha | protein | 19 | 32% helix, 5% strand | P63248 |
Ligands and binding sites
- ANP · Phosphoaminophosphonic acid-adenylate ester · ligand · chains E, A
- MG · Magnesium ion · metal · 2 copies · chains E
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
5 pockets found on a 1 Å grid, 1 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 281 | 0.83 | 0.94 | 41 | ANP, MG |
| 2 | 89 | 0.49 | 0.82 | 18 | empty |
| 3 | 78 | 0.45 | 0.80 | 12 | empty |
| 4 | 77 | 0.33 | 0.75 | 20 | empty |
| 5 | 53 | 0.25 | 0.73 | 13 | empty |
Interfaces
1 interface between chains.
- E–A · 1037 Ų buried · 25 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 2 modified (phosphorylation).
Compared structures
- 4DG3 · Crystal structure of R336A mutant of cAMP-dependent protein kinase with unphosphorylated… · the same entry in another collection · chain E against E, TM-score 1.00
- P63248 · AlphaFold monomer V2.0 prediction for camp-dependent protein kinase inhibitor alpha… · a predicted model of the same protein · chain A against A, TM-score 0.41
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 P05132
- Every structure of UniProt P63248
- Elsewhere: RCSB PDB 4DG3 · PDBe 4DG3 · UniProt P05132 · UniProt P63248
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