4NTK
QueD from E. coli
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, E... | 6-carboxy-5,6,7,8-tetrahydropterin synthase | polymer | 121 | 13760.8 | 6 | UniProt (P65870) Pfam (PF01242) In PDB | Escherichia coli | CPH4 synthase, Queuosine biosynthesis protein QueD |
| 2 | A, B, C, D, E... | ZINC ION | non-polymer | 65.4 | 6 | Chemie (ZN) | |||
| 3 | A, B, C, D, E... | 2-amino-6-[(1Z)-1,2-dihydroxyprop-1-en-1-yl]-7,8-dihydropteridin-4(3H)-one | non-polymer | 237.2 | 6 | Chemie (ZSP) | |||
| 4 | A, B, C, D, E | ACETATE ION | non-polymer | 59.0 | 5 | Chemie (ACT) | |||
| 5 | water | water | 18.0 | 499 | Chemie (HOH) |
Sequence modifications
A, B, C, D, E, F: 1 - 121 (UniProt: P65870)
| PDB | External Database | Details |
|---|---|---|
| Ala 27 | Cys 27 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 82564.9 | |
| Non-Polymers* | Number of molecules | 17 |
| Total formula weight | 2111.0 | |
| All* | Total formula weight | 84675.9 |
