1VFM
Crystal structure of Thermoactinomyces vulgaris R-47 alpha-amylase 2/alpha-cyclodextrin complex
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | Neopullulanase 2 | polymer | 585 | 67552.1 | 2 | UniProt (Q08751) Pfam (PF02903) Pfam (PF00128) Pfam (PF16657) In PDB | Thermoactinomyces vulgaris | alpha-amylase 2, Alpha-amylase II |
2 | C | Cyclohexakis-(1-4)-(alpha-D-glucopyranose) | branched | 990.9 | 1 | In PDB BIRD (PRD_900015) GlyTouCan (G22307HL) | alpha-cyclodextrin | ||
3 | D | Cyclic beta-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 | 1 | In PDB GlyTouCan (G22307HL) | |||
4 | A, B | CALCIUM ION | non-polymer | 40.1 | 2 | Chemie (CA) | |||
5 | water | water | 18.0 | 238 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 585 (UniProt: Q08751)
PDB | External Database | Details |
---|---|---|
Asn 325 | Asp 325 | engineered mutation |
Asn 421 | Asp 421 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 135104.3 | |
Branched | Number of molecules | 2 |
Total formula weight | 1981.7 | |
Non-Polymers* | Number of molecules | 2 |
Total formula weight | 80.2 | |
All* | Total formula weight | 137166.2 |