3ERI
First structural evidence of substrate specificity in mammalian peroxidases: Crystal structures of substrate complexes with lactoperoxidases from two different species
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Lactoperoxidase | polymer | 595 | 67853.3 | 1 | UniProt (P80025) Pfam (PF03098) | Bos taurus (Bovine) | LPO |
| 2 | B, D (B, D) | alpha-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 (G62182OO) | |||
| 3 | C (C) | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 424.4 | 1 | In PDB GlyTouCan (G42666HT) | |||
| 4 | E (E) | 2-acetamido-2-deoxy-alpha-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 424.4 | 1 | In PDB GlyTouCan (G07375KG) | |||
| 5 | F (A) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 1 | Chemie (HEM) | |||
| 6 | G, H (A) | THIOCYANATE ION | non-polymer | 58.1 | 2 | Chemie (SCN) | |||
| 7 | I (A) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 8 | J, K, L, M, N... (A) | IODIDE ION | non-polymer | 126.9 | 7 | Chemie (IOD) | |||
| 9 | Q (A) | water | water | 18.0 | 339 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 67853.3 | |
| Branched | Number of molecules | 4 |
| Total formula weight | 2021.9 | |
| Non-Polymers* | Number of molecules | 11 |
| Total formula weight | 1661.1 | |
| All* | Total formula weight | 71536.2 |
