3K8L
Crystal structure of SusG-D498N mutant with maltoheptaose
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) | Alpha-amylase, susG | polymer | 669 | 75310.9 | 2 | UniProt (Q8A1G3) Pfam (PF00128) Pfam (PF20756) | Bacteroides thetaiotaomicron | |
| 2 | C (C) | alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-beta-D-glucopyranose | branched | 1153.0 | 1 | In PDB GlyTouCan (G99976JK) | |||
| 3 | D, F (D, F) | 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 | ||
| 4 | E, G, H (E, G, H) | alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 990.9 | 3 | In PDB BIRD (PRD_900035) GlyTouCan (G91368RN) | alpha-maltohexaose | ||
| 5 | I, J, N, O (A, B) | CALCIUM ION | non-polymer | 40.1 | 4 | Chemie (CA) | |||
| 6 | K, L, M, P (A, B) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 4 | Chemie (EDO) | |||
| 7 | Q, R (A, B) | water | water | 18.0 | 538 | Chemie (HOH) |
Sequence modifications
A, B: 24 - 692 (UniProt: Q8A1G3)
| PDB | External Database | Details |
|---|---|---|
| Asn 498 | Asp 498 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 150621.8 | |
| Branched | Number of molecules | 6 |
| Total formula weight | 5783.0 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 408.6 | |
| All* | Total formula weight | 156813.4 |
