4S28
Crystal structure of Arabidopsis thaliana ThiC with bound aminoimidazole ribonucleotide, S-adenosylhomocysteine, Fe4S4 cluster and Fe
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Phosphomethylpyrimidine synthase, chloroplastic | polymer | 576 | 64670.1 | 1 | UniProt (O82392) Pfam (PF01964) | Arabidopsis thaliana (mouse-ear cress thale-cress) | Hydroxymethylpyrimidine phosphate synthase, HMP-P synthase, HMP-phosphate synthase, HMPP synthase, Protein PYRIMIDINE REQUIRING, Thiamine biosynthesis protein ThiC, Protein THIAMINE C |
| 2 | B (A) | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 1 | Chemie (SF4) | |||
| 3 | C (A) | 5-AMINOIMIDAZOLE RIBONUCLEOTIDE | non-polymer | 295.2 | 1 | Chemie (AIR) | |||
| 4 | D (A) | S-ADENOSYL-L-HOMOCYSTEINE | non-polymer | 384.4 | 1 | Chemie (SAH) | |||
| 5 | E (A) | FE (II) ION | non-polymer | 55.8 | 1 | Chemie (FE2) | |||
| 6 | F (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 7 | G, H (A) | 1,4-BUTANEDIOL | non-polymer | 90.1 | 2 | Chemie (BU1) | |||
| 8 | I (A) | water | water | 18.0 | 549 | Chemie (HOH) |
Sequence modifications
A: 72 - 644 (UniProt: O82392)
| PDB | External Database | Details |
|---|---|---|
| Gly 69 | - | expression tag |
| His 70 | - | expression tag |
| Met 71 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 64670.1 | |
| Non-Polymers* | Number of molecules | 7 |
| Total formula weight | 1302.8 | |
| All* | Total formula weight | 65972.9 |
