3L2L
X-ray Crystallographic Analysis of Pig Pancreatic Alpha-Amylase with Limit Dextrin and Oligosaccharide
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Pancreatic alpha-amylase | polymer | 496 | 55439.8 | 1 | UniProt (P00690) Pfam (PF00128) Pfam (PF02806) In PDB | Sus scrofa (pig) | PA, 1,4-alpha-D-glucan glucanohydrolase |
| 2 | B | alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 666.6 | 1 | In PDB BIRD (PRD_900010) GlyTouCan (G87171PZ) | alpha-maltotetraose | ||
| 3 | C | alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-[alpha-D-glucopyranose-(1-6)]alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 990.9 | 1 | In PDB GlyTouCan (G57568DI) | |||
| 4 | A | alpha-D-glucopyranose | non-polymer | 180.2 | 1 | Chemie (GLC) | |||
| 5 | A | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 6 | A | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 7 | water | water | 18.0 | 584 | Chemie (HOH) |
Sequence modifications
A: 1 - 496 (UniProt: P00690)
| PDB | External Database | Details |
|---|---|---|
| Asp 411 | Ala 426 | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 55439.8 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 1657.4 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 255.7 | |
| All* | Total formula weight | 57352.9 |
