1KTB
The Structure of alpha-N-Acetylgalactosaminidase
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | alpha-N-acetylgalactosaminidase | polymer | 405 | 45585.1 | 1 | PIR (S43413) Pfam (PF16499) Pfam (PF17450) UniProt (by SIFTS) (Q90744) In PDB | Gallus gallus (chicken) | |
| 2 | B | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 424.4 | 1 | In PDB GlyTouCan (G42666HT) | |||
| 3 | A | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 2 | Chemie (NAG) | |||
| 4 | A | SULFATE ION | non-polymer | 96.1 | 5 | Chemie (SO4) | |||
| 5 | A | GLYCEROL | non-polymer | 92.1 | 12 | Chemie (GOL) | |||
| 6 | A | ACETIC ACID | non-polymer | 60.1 | 2 | Chemie (ACY) | |||
| 7 | water | water | 18.0 | 401 | Chemie (HOH) |
Sequence modifications
A: 1 - 405 (PIR: S43413)
| PDB | External Database | Details |
|---|---|---|
| Gly 101 | Asp 101 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 45585.1 | |
| Branched | Number of molecules | 1 |
| Total formula weight | 424.4 | |
| Non-Polymers* | Number of molecules | 21 |
| Total formula weight | 2148.0 | |
| All* | Total formula weight | 48157.5 |
