3VU2
Structure of the Starch Branching Enzyme I (BEI) complexed with maltopentaose from Oryza sativa L
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | 1,4-alpha-glucan-branching enzyme, chloroplastic/amyloplastic | polymer | 702 | 81201.6 | 2 | UniProt (Q01401) Pfam (PF02922) Pfam (PF00128) Pfam (PF02806) | Oryza sativa Japonica Group (Japanese rice) | Q-enzyme, Starch-branching enzyme |
| 2 | C, D (C, D) | alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 828.7 | 2 | In PDB BIRD (PRD_900030) GlyTouCan (G50146AM) | alpha-maltopentaose | ||
| 3 | E, F, H, I (A, B) | beta-D-glucopyranose | non-polymer | 180.2 | 4 | Chemie (BGC) | |||
| 4 | G, J, K, L, M (A, B) | GLYCEROL | non-polymer | 92.1 | 5 | Chemie (GOL) | |||
| 5 | N, O (A, B) | water | water | 18.0 | 787 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 702 (UniProt: Q01401)
| PDB | External Database | Details |
|---|---|---|
| Gln 399 | Glu 464 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 162403.2 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 1657.4 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 1181.1 | |
| All* | Total formula weight | 165241.7 |
