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Crystal structure of C9S tetrasulfide state of sulfide-responsive transcriptional repressor (sqrr) from rhodobacter capsulatus.
Analyse Crystal structure of C9S tetrasulfide state of sulfide-responsive… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 6O8N
- Type
- protein
- Length
- 192 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Transcriptional regulator, arsr family
- UniProt
- D5AT91
- Ligands
- SO4
Structure
x-ray diffraction · 2 distinct chains · 65% helix, 15% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Transcriptional regulator, arsr family | protein | 95 | 64% helix, 15% strand | D5AT91 |
| B | Transcriptional regulator, arsr family | protein | 97 | 66% helix, 14% strand | D5AT91 |
Ligands and binding sites
- SO4 · Sulfate ion · ion · 3 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Interfaces
1 interface between chains.
- A–B · 1635 Ų buried · 4 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 8 modified (nonstandard, oxidation).
Compared structures
- 6O8N · Crystal Structure of C9S tetrasulfide state of Sulfide-responsive transcriptional… · 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 D5AT91
- Elsewhere: RCSB PDB 6O8N · PDBe 6O8N · UniProt D5AT91
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