Research workbench
Engineered streptavidin variant (enagy) in complex with the strep-tag II peptide
Analyse Engineered streptavidin variant (enagy) in complex with the strep-tag II peptide in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 6QBB
- Type
- protein
- Length
- 256 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Streptavidin; Strep-tag II peptide
- UniProt
- P22629
- Ligands
- NH2
Structure
x-ray diffraction · 3 distinct chains · 10% helix, 54% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Streptavidin | protein | 121 | 7% helix, 56% strand | P22629 |
| P, Q | Strep-tag II peptide | protein | 8 | 38% helix, 0% strand | — |
| B | Streptavidin | protein | 119 | 10% helix, 56% strand | P22629 |
Ligands and binding sites
- NH2 · Amino group · ion · 2 copies · chains A, P, B, Q
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Interfaces
3 interfaces between chains.
- A–B · 1641 Ų buried · 25 hydrogen bonds · protein-protein
- B–Q · 430 Ų buried · 6 hydrogen bonds · protein-protein
- A–P · 429 Ų buried · 5 hydrogen bonds · protein-protein
Compared structures
- 6QBB · Engineered streptavidin variant (ENAGY) in complex with the Strep-tag II peptide · 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 P22629
- Elsewhere: RCSB PDB 6QBB · PDBe 6QBB · UniProt P22629
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