4P54
Crystal Structure of the Helicobacter pylori MTAN-D198N mutant with 5'-methylthioadenosine in the active site.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Aminodeoxyfutalosine nucleosidase | polymer | 231 | 25106.0 | 1 | UniProt (Q9ZMY2) Pfam (PF01048) In PDB | Helicobacter pylori | Aminofutalosine nucleosidase, 5'-methylthioadenosine/S-adenosylhomocysteine nucleosidase, MTAN, 6-amino-6-deoxyfutalosine N-ribosylhydrolase |
| 2 | A | 5'-DEOXY-5'-METHYLTHIOADENOSINE | non-polymer | 297.3 | 1 | Chemie (MTA) | |||
| 3 | A | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 4 | water | water | 18.0 | 343 | Chemie (HOH) |
Sequence modifications
A: 2 - 230 (UniProt: Q9ZMY2)
| PDB | External Database | Details |
|---|---|---|
| Met 0 | - | initiating methionine |
| Gly 1 | - | expression tag |
| Asn 198 | Asp 198 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 25106.0 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 332.8 | |
| All* | Total formula weight | 25438.8 |
