2QQU
Crystal structure of a cell-wall invertase (D239A) from Arabidopsis thaliana in complex with sucrose
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Beta-fructofuranosidase | polymer | 535 | 60858.8 | 1 | UniProt (Q43866) Pfam (PF00251) Pfam (PF08244) | Arabidopsis thaliana (thale cress) | Putative beta- fructofuranosidase 1 |
| 2 | B (B) | alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 1073.0 | 1 | In PDB GlyTouCan (G36544AC) | |||
| 3 | C (C) | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 424.4 | 1 | In PDB GlyTouCan (G42666HT) | |||
| 4 | D (D) | beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose | branched | 342.3 | 1 | In PDB BIRD (PRD_900003) | sucrose | ||
| 5 | E (A) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 1 | Chemie (NAG) | |||
| 6 | F, G, H, I (A) | ZINC ION | non-polymer | 65.4 | 4 | Chemie (ZN) | |||
| 7 | J (A) | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 8 | K (A) | water | water | 18.0 | 18 | Chemie (HOH) |
Sequence modifications
A: 5 - 539 (UniProt: Q43866)
| PDB | External Database | Details |
|---|---|---|
| Ala 239 | Asp 282 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 60858.8 | |
| Branched | Number of molecules | 3 |
| Total formula weight | 1839.7 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 505.8 | |
| All* | Total formula weight | 63204.3 |
