6XSJ
X-ray structure of a monoclinic form of alpha amylase from Aspergillus at 1.4 A resolution
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | Alpha-amylase | polymer | 499 | 54812.7 | 2 | UniProt (B0FZ76) Pfam (PF00128) Pfam (PF09260) UniProt (by SIFTS) (P0C1B3) In PDB | Aspergillus oryzae (Yellow koji mold) | |
| 2 | C | alpha-D-mannopyranose-(1-3)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 383.3 | 1 | In PDB GlyTouCan (G84445MH) | |||
| 3 | A, B | CALCIUM ION | non-polymer | 40.1 | 2 | Chemie (CA) | |||
| 4 | A | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 1 | Chemie (NAG) | |||
| 5 | A, B | (4S)-2-METHYL-2,4-PENTANEDIOL | non-polymer | 118.2 | 2 | Chemie (MPD) | |||
| 6 | A | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID | non-polymer | 195.2 | 1 | Chemie (MES) | |||
| 7 | B | PHOSPHATE ION | non-polymer | 95.0 | 2 | Chemie (PO4) | |||
| 8 | B | TETRAETHYLENE GLYCOL | non-polymer | 194.2 | 1 | Chemie (PG4) | |||
| 9 | B | ALANINE | non-polymer | 89.1 | 1 | Chemie (ALA) | |||
| 10 | water | water | 18.0 | 1258 | Chemie (HOH) |
Sequence modifications
A, B: -20 - 478 (UniProt: B0FZ76)
| PDB | External Database | Details |
|---|---|---|
| Gln 35 | Arg 56 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 109625.5 | |
| Branched | Number of molecules | 1 |
| Total formula weight | 383.3 | |
| Non-Polymers* | Number of molecules | 10 |
| Total formula weight | 1206.2 | |
| All* | Total formula weight | 111215.1 |
