Research workbench
Crystal structure of thermoactinomyces vulgaris R-47 alpha-amylase II (tva II) complexed with transglycosylated product
Analyse Crystal structure of thermoactinomyces vulgaris R-47 alpha-amylase II (tva II)… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 1VB9
- Type
- protein
- Length
- 1,170 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Alpha-amylase II
- EC
- 3.2.1.1
- UniProt
- Q08751
- Ligands
- GLC, CA
- Pockets
- 13 · best druggability 0.90
Structure
x-ray diffraction · 1 distinct chain · 30% helix, 26% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, B | Alpha-amylase II (EC 3.2.1.1) | protein | 585 | 30% helix, 26% strand | Q08751 |
Ligands and binding sites
- GLC · alpha-D-glucopyranose · sugar · 12 copies · chains A, B
- CA · Calcium ion · metal · 2 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
13 pockets found on a 1 Å grid, 5 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 1139 | 0.90 | 0.92 | 140 | empty |
| 2 | 465 | 0.62 | 0.76 | 50 | GLC |
| 3 | 149 | 0.54 | 0.81 | 25 | GLC |
| 4 | 200 | 0.53 | 0.78 | 25 | empty |
| 5 | 199 | 0.52 | 0.78 | 26 | empty |
Interfaces
1 interface between chains.
- A–B · 2452 Ų buried · 39 hydrogen bonds · protein-protein
Compared structures
- 1VB9 · Crystal structure of Thermoactinomyces vulgaris R-47 alpha-amylase II (TVA II) complexed… · the same entry in another collection · chain A against A, TM-score 1.00
- Q08751 · AlphaFold monomer V2.0 prediction for neopullulanase 2 (Q08751) · a predicted model of the same protein · 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 Q08751
- Elsewhere: RCSB PDB 1VB9 · PDBe 1VB9 · UniProt Q08751
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