3OUY
How the CCA-adding Enzyme Selects Adenine Over Cytosine at 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 | CCA-Adding Enzyme | polymer | 441 | 51909.8 | 1 | UniProt (O28126) Pfam (PF01909) Pfam (PF09249) Pfam (PF21133) In PDB | Archaeoglobus fulgidus | tRNA nucleotidyltransferase, tRNA adenylyl-/cytidylyl- transferase, tRNA CCA-pyrophosphorylase, tRNA-NT |
2 | B | CCA-Adding Enzyme | polymer | 437 | 51469.1 | 1 | UniProt (O28126) Pfam (PF01909) Pfam (PF09249) Pfam (PF21133) In PDB | Archaeoglobus fulgidus | tRNA nucleotidyltransferase, tRNA adenylyl-/cytidylyl- transferase, tRNA CCA-pyrophosphorylase, tRNA-NT |
3 | C, D | RNA (35-MER) | polymer | 35 | 11166.7 | 2 | |||
4 | A, B | SULFATE ION | non-polymer | 96.1 | 3 | Chemie (SO4) | |||
5 | A | 1,2-ETHANEDIOL | non-polymer | 62.1 | 1 | Chemie (EDO) | |||
6 | B, C | PYROPHOSPHATE 2- | non-polymer | 176.0 | 2 | Chemie (POP) | |||
7 | water | water | 18.0 | 137 | Chemie (HOH) |
Sequence modifications
A: 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 | 125712.2 | |
Non-Polymers* | Number of molecules | 6 |
Total formula weight | 702.2 | |
All* | Total formula weight | 126414.4 |