2VTF
X-ray crystal structure of the Endo-beta-N-acetylglucosaminidase from Arthrobacter protophormiae E173Q mutant reveals a TIM barrel catalytic domain and two ancillary domains
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | ENDO-BETA-N-ACETYLGLUCOSAMINIDASE | polymer | 626 | 70082.4 | 2 | UniProt (Q9ZB22) Pfam (PF03644) Pfam (PF21910) In PDB | ARTHROBACTER PROTOPHORMIAE | |
2 | A, B | 2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)-PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL | non-polymer | 282.3 | 4 | Chemie (B3P) | |||
3 | A, B | TRIETHYLENE GLYCOL | non-polymer | 150.2 | 4 | Chemie (PGE) | |||
4 | water | water | 18.0 | 1500 | Chemie (HOH) |
Sequence modifications
A, B: -4 - 0 (PDB: 2VTF)
A, B: 1 - 621 (UniProt: Q9ZB22)
A, B: 1 - 621 (UniProt: Q9ZB22)
PDB | External Database | Details |
---|---|---|
Asp 43 | Asn 67 | engineered mutation |
Thr 51 | Lys 75 | engineered mutation |
Gln 173 | Glu 197 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 140164.8 | |
Non-Polymers* | Number of molecules | 8 |
Total formula weight | 1730.0 | |
All* | Total formula weight | 141894.9 |