1R8B
Crystal Structures of an Archaeal Class I CCA-Adding Enzyme and Its Nucleotide
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | tRNA nucleotidyltransferase | polymer | 437 | 51469.1 | 1 | UniProt (O28126) Pfam (PF01909) Pfam (PF09249) Pfam (PF21133) | Archaeoglobus fulgidus | tRNA adenylyltransferase, tRNA CCA-pyrophosphorylase, CCA-adding enzyme |
| 2 | B, C (A) | MANGANESE (II) ION | non-polymer | 54.9 | 2 | Chemie (MN) | |||
| 3 | D, E (A) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 4 | F (A) | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 5 | G (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 6 | H, I (A) | ADENOSINE-5'-TRIPHOSPHATE | non-polymer | 507.2 | 2 | Chemie (ATP) | |||
| 7 | J (A) | water | water | 18.0 | 329 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 51469.1 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 1231.3 | |
| All* | Total formula weight | 52700.4 |
