1R89
Crystal Structures of an Archaeal Class I CCA-Adding Enzyme and Its Nucleotide Complexes
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | tRNA nucleotidyltransferase | polymer | 437 | 51469.1 | 1 | UniProt (O28126) Pfam (PF01909) Pfam (PF09249) Pfam (PF21133) In PDB | Archaeoglobus fulgidus | tRNA adenylyltransferase, tRNA CCA-pyrophosphorylase, CCA-adding enzyme |
2 | A | MANGANESE (II) ION | non-polymer | 54.9 | 3 | Chemie (MN) | |||
3 | A | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
4 | A | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
5 | A | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
6 | A | CYTIDINE-5'-TRIPHOSPHATE | non-polymer | 483.2 | 2 | Chemie (CTP) | |||
7 | water | water | 18.0 | 330 | 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 | 1213.9 | |
All* | Total formula weight | 52683.0 |