1EYR
Structure of a sialic acid activating synthetase, CMP acylneuraminate synthetase in the presence and absence of CDP
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | CMP-N-ACETYLNEURAMINIC ACID SYNTHETASE | polymer | 228 | 25154.9 | 2 | UniProt (P0A0Z8) Pfam (PF02348) | Neisseria meningitidis | ACYLNEURAMINATE CYTIDYLYLTRANSFERASE |
| 2 | C, D (A, B) | CYTIDINE-5'-DIPHOSPHATE | non-polymer | 403.2 | 2 | Chemie (CDP) | |||
| 3 | E, F (A, B) | water | water | 18.0 | 450 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 228 (UniProt: P0A0Z8)
| PDB | External Database | Details |
|---|---|---|
| Mse 1 | Met 1 | modified residue |
| Mse 26 | Met 26 | modified residue |
| Mse 136 | Met 136 | modified residue |
| Mse 155 | Met 155 | modified residue |
| Mse 202 | Met 202 | modified residue |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 50309.8 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 806.4 | |
| All* | Total formula weight | 51116.1 |
