1BG9
BARLEY ALPHA-AMYLASE WITH SUBSTRATE ANALOGUE ACARBOSE
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | 1,4-ALPHA-D-GLUCAN GLUCANOHYDROLASE | polymer | 403 | 44986.4 | 1 | UniProt (P04063) Pfam (PF00128) Pfam (PF07821) In PDB | Hordeum vulgare | ALPHA-AMYLASE, HIGH PI ISOZYME |
2 | B | 4,6-dideoxy-4-{[(1S,5R,6S)-3-formyl-5,6-dihydroxy-4-oxocyclohex-2-en-1-yl]amino}-alpha-D-xylo-hex-5-enopyranose-(1-4)-beta-D-glucopyranose | branched | 477.4 | 1 | ||||
3 | A | CALCIUM ION | non-polymer | 40.1 | 3 | Chemie (CA) | |||
4 | A | 4,6-dideoxy-4-{[(1S,4S,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl)cyclohex-2-en-1-yl]amino}-beta-D-glucopyranose | non-polymer | 321.3 | 1 | Chemie (AF1) | |||
5 | water | water | 18.0 | 148 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 1 |
Total formula weight | 44986.4 | |
Branched | Number of molecules | 1 |
Total formula weight | 477.4 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 441.6 | |
All* | Total formula weight | 45905.4 |