MolNFT v1 · #17243 · protein
Unmethylated form of C-phycocyanin from themosynechococcus vulcanus at 2.7A
1ON7 · C-phycocyanin alpha subunit: “Unmethylated form of C-phycocyanin from themosynechococcus vulcanus at 2.7A”. X-ray diffraction, 1 ligand (CYC), 4 pockets (best druggability 0.59). MolNFT v1 #17243 on GenesisL1: 3D structure, binding…
- PDB
- 1ON7
- Type
- protein
- Length
- 334 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- C-phycocyanin alpha subunit; C-phycocyanin beta subunit
- UniProt
- Q9AM02, Q71RW8
- Ligands
- CYC
- Pockets
- 4 · best druggability 0.59
Structure
x-ray diffraction · 2 distinct chains · 75% helix, 0% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | C-phycocyanin alpha subunit | protein | 162 | 76% helix, 0% strand | Q9AM02 |
| B | C-phycocyanin beta subunit | protein | 172 | 74% helix, 0% strand | Q71RW8 |
Ligands and binding sites
- CYC · Phycocyanobilin · ligand · 3 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
4 pockets found on a 1 Å grid, 2 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 102 | 0.59 | 0.86 | 23 | CYC |
| 2 | 170 | 0.55 | 0.80 | 28 | CYC |
| 3 | 52 | 0.35 | 0.79 | 18 | empty |
| 4 | 71 | 0.30 | 0.74 | 19 | empty |
Interfaces
1 interface between chains.
- A–B · 1654 Ų buried · 15 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 3 cofactor (phycocyanobilin attachment).
Compared structures
- 1ON7 · Unmethylated form of C-phycocyanin from Themosynechococcus vulcanus at 2.7A · 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 Q9AM02
- Every structure of UniProt Q71RW8
- Elsewhere: RCSB PDB 1ON7 · PDBe 1ON7 · UniProt Q9AM02 · UniProt Q71RW8
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