2WKJ
Crystal structure of the E192N mutant of E. Coli N-acetylneuraminic acid lyase in complex with pyruvate at 1.45A resolution in space group P212121
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B, C, D (A, B, C, D) | N-ACETYLNEURAMINATE LYASE | polymer | 303 | 33581.3 | 4 | UniProt (P0A6L4) Pfam (PF00701) | ESCHERICHIA COLI | N-ACETYLNEURAMINIC ACID, N-ACETYLNEURAMINIC ACID ALDOLASE, N-ACETYLNEURAMINATE PYRUVATE-LYASE, SIALIC ACID LYASE, SIALATE LYASE, SIALIC ACID ALDOLASE, NALASE |
2 | E, F (A, C) | PENTAETHYLENE GLYCOL | non-polymer | 238.3 | 2 | Chemie (1PE) | |||
3 | G, H (C, D) | PYRUVIC ACID | non-polymer | 88.1 | 2 | Chemie (PYR) | |||
4 | I, J, K, L (A, B, C, D) | water | water | 18.0 | 1307 | Chemie (HOH) |
Sequence modifications
A, B, C, D: -6 - 1 (PDB: 2WKJ)
A, B, C, D: 2 - 296 (UniProt: P0A6L4)
A, B, C, D: 2 - 296 (UniProt: P0A6L4)
PDB | External Database | Details |
---|---|---|
Asn 192 | Glu 192 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 134325.4 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 652.7 | |
All* | Total formula weight | 134978.1 |