Entity
| Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| A | Endo-alpha-N-acetylgalactosaminidase | polymer | 1376 | 149794.8 | 1 | Bifidobacterium longum | ||
| A | MANGANESE (II) ION | non-polymer | 54.9 | 4 | Chemie (MN) | |||
| A | (4S)-2-METHYL-2,4-PENTANEDIOL | non-polymer | 118.2 | 3 | Chemie (MPD) | |||
| water | water | 18.0 | 1403 | Chemie (HOH) |
