5NN8
Crystal structure of human lysosomal acid-alpha-glucosidase, GAA, in complex with acarbose
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Lysosomal alpha-glucosidase | polymer | 872 | 96978.6 | 1 | UniProt (P10253) Pfam (PF00088) Pfam (PF13802) Pfam (PF01055) Pfam (PF21365) In PDB | Homo sapiens (Human) | Acid maltase,Aglucosidase alfa |
| 2 | B, F | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 570.5 | 2 | In PDB GlyTouCan (G21290RB) | |||
| 3 | C, E | beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 586.5 | 2 | In PDB GlyTouCan (G15407YE) | |||
| 4 | D | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 424.4 | 1 | In PDB GlyTouCan (G42666HT) | |||
| 5 | G | 4,6-dideoxy-4-{[(1S,4R,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl)cyclohex-2-en-1-yl]amino}-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 645.6 | 1 | In PDB BIRD (PRD_900007) GlyTouCan (G66431MI) | alpha-acarbose | ||
| 6 | H | 4,6-dideoxy-4-{[(1S,4R,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl)cyclohex-2-en-1-yl]amino}-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 483.5 | 1 | In PDB BIRD (PRD_900110) GlyTouCan (G61060BJ) | acarbose-derived trisaccharide | ||
| 7 | A | SULFATE ION | non-polymer | 96.1 | 3 | Chemie (SO4) | |||
| 8 | A | CHLORIDE ION | non-polymer | 35.5 | 3 | Chemie (CL) | |||
| 9 | A | 1,2-ETHANEDIOL | non-polymer | 62.1 | 15 | Chemie (EDO) | |||
| 10 | A | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
| 11 | A | TRIETHYLENE GLYCOL | non-polymer | 150.2 | 1 | Chemie (PGE) | |||
| 12 | water | water | 18.0 | 290 | Chemie (HOH) |
Sequence modifications
A: 81 - 952 (UniProt: P10253)
| PDB | External Database | Details |
|---|---|---|
| Arg 199 | His 199 | conflict |
| His 223 | Arg 223 | conflict |
| Ile 780 | Val 780 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 96978.6 | |
| Branched | Number of molecules | 7 |
| Total formula weight | 3867.6 | |
| Non-Polymers* | Number of molecules | 23 |
| Total formula weight | 1567.8 | |
| All* | Total formula weight | 102414.1 |
