1UKQ
Crystal structure of cyclodextrin glucanotransferase complexed with a pseudo-maltotetraose derived from acarbose
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) | Cyclomaltodextrin glucanotransferase | polymer | 686 | 75230.1 | 2 | UniProt (P05618) Pfam (PF00128) Pfam (PF02806) Pfam (PF01833) Pfam (PF00686) | Bacillus sp. | Cyclodextrin-glycosyltransferase, CGTase, cyclodextrin glucanotransferase |
| 2 | C (C) | alpha-D-quinovopyranose-(1-4)-beta-D-glucopyranose | branched | 326.3 | 1 | In PDB GlyTouCan (G40192QI) | |||
| 3 | D (D) | alpha-D-quinovopyranose-(1-4)-alpha-D-glucopyranose | branched | 326.3 | 1 | In PDB GlyTouCan (G96906VH) | |||
| 4 | E, I (A, B) | alpha-D-glucopyranose | non-polymer | 180.2 | 2 | Chemie (GLC) | |||
| 5 | F, J (A, B) | 6-AMINO-4-HYDROXYMETHYL-CYCLOHEX-4-ENE-1,2,3-TRIOL | non-polymer | 175.2 | 2 | Chemie (ACI) | |||
| 6 | G, H, K, L (A, B) | CALCIUM ION | non-polymer | 40.1 | 4 | Chemie (CA) | |||
| 7 | M, N (A, B) | water | water | 18.0 | 638 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 686 (UniProt: P05618)
| PDB | External Database | Details |
|---|---|---|
| Pro 452 | Arg 479 | SEE REMARK 999 |
| Gly 454 | Ala 481 | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 150460.2 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 652.6 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 871.0 | |
| All* | Total formula weight | 151983.8 |
