MolNFT v1 · #151936 · protein
Alfa-tag binding nanobody (nbalfa) bound to alfa-tag peptide.
6I2G · Alfa nanobody: “Alfa-tag binding nanobody (nbalfa) bound to alfa-tag peptide.”. X-ray diffraction, 1 ligand (SO4). MolNFT v1 #151936 on GenesisL1: 3D structure, binding sites and pockets in GL1X.
- PDB
- 6I2G
- Type
- protein
- Length
- 136 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Alfa nanobody; N7P-ser-arg-leu-glu-glu-glu-leu-arg-arg-arg-leu-thr-glu- lpd
- Ligands
- SO4
Structure
x-ray diffraction · 2 distinct chains · 16% helix, 48% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Alfa nanobody | protein | 121 | 9% helix, 54% strand | — |
| B | N7P-ser-arg-leu-glu-glu-glu-leu-arg-arg-arg-leu-thr-glu- lpd | protein | 15 | 73% helix, 0% strand | — |
Ligands and binding sites
- SO4 · Sulfate ion · ion · 2 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 · 815 Ų buried · 17 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 2 modified, 1 disulfide (nonstandard, disulfide).
Compared structures
- 6I2G · ALFA-tag binding nanobody (NbALFA) bound to ALFA-tag 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
- Elsewhere: RCSB PDB 6I2G · PDBe 6I2G
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