3OV7
How the CCA-Adding Enzyme Selects Adenine over Cytosine in Position 76 of tRNA
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | CCA-Adding Enzyme | polymer | 441 | 51909.8 | 2 | UniProt (O28126) Pfam (PF01909) Pfam (PF09249) Pfam (PF21133) In PDB | Archaeoglobus fulgidus | tRNA nucleotidyltransferase, tRNA adenylyl-/cytidylyl- transferase, tRNA CCA-pyrophosphorylase, tRNA-NT |
2 | C, D | RNA (34-MER) | polymer | 34 | 10837.4 | 2 | tRNA nucleotidyltransferase, tRNA adenylyl-/cytidylyl- transferase, tRNA CCA-pyrophosphorylase, tRNA-NT | ||
3 | A, B | ADENOSINE-5'-TRIPHOSPHATE | non-polymer | 507.2 | 2 | Chemie (ATP) | |||
4 | A, B | SULFATE ION | non-polymer | 96.1 | 2 | Chemie (SO4) | |||
5 | A | MANGANESE (II) ION | non-polymer | 54.9 | 1 | Chemie (MN) | |||
6 | B | 1,2-ETHANEDIOL | non-polymer | 62.1 | 1 | Chemie (EDO) | |||
7 | water | water | 18.0 | 52 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 437 (UniProt: O28126)
PDB | External Database | Details |
---|---|---|
Cys 438 | - | expression tag |
Cys 439 | - | expression tag |
Cys 440 | - | expression tag |
Met 441 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 125494.4 | |
Non-Polymers* | Number of molecules | 6 |
Total formula weight | 1323.5 | |
All* | Total formula weight | 126817.9 |