1P43
REVERSE PROTONATION IS THE KEY TO GENERAL ACID-BASE CATALYSIS IN ENOLASE
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | Enolase 1 | polymer | 436 | 46731.8 | 2 | UniProt (P00924) Pfam (PF03952) Pfam (PF00113) In PDB | Saccharomyces cerevisiae (baker's yeast) | 2-phosphoglycerate dehydratase, 2-phospho-D- glycerate hydro-lyase |
| 2 | A, B | MAGNESIUM ION | non-polymer | 24.3 | 4 | Chemie (MG) | |||
| 3 | A, B | 2-PHOSPHOGLYCERIC ACID | non-polymer | 186.1 | 2 | Chemie (2PG) | |||
| 4 | water | water | 18.0 | 867 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 436 (UniProt: P00924)
| PDB | External Database | Details |
|---|---|---|
| Gln 168 | Glu 168 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 93463.6 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 469.3 | |
| All* | Total formula weight | 93933.0 |
