7z0h

Electron Microscopy
2.6Å resolution

Structure of yeast RNA Polymerase III-Ty1 integrase complex at 2.6 A (focus subunit AC40).

Released:

Function and Biology Details

Reactions catalysed:
Nucleoside triphosphate + RNA(n) = diphosphate + RNA(n+1)
Deoxynucleoside triphosphate + DNA(n) = diphosphate + DNA(n+1)
Endonucleolytic cleavage to 5'-phosphomonoester.
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero nonadecamer (preferred)
PDBe Complex ID:
PDB-CPX-272245 (preferred)
Entry contents:
19 distinct polypeptide molecules
Macromolecules (19 distinct):
DNA-directed RNA polymerase III subunit RPC1 Chain: A
Molecule details ›
Chain: A
Length: 1460 amino acids
Theoretical weight: 162.52 KDa
Source organism: Saccharomyces cerevisiae S288C
Expression system: Saccharomyces cerevisiae S288C
UniProt:
  • Best match: P04051 (Residues: 1-1460)
Gene names: O3254, RPC1, RPC160, RPO31, YOR116C, YOR3254C
DNA-directed RNA polymerase III subunit RPC2 Chain: B
Molecule details ›
Chain: B
Length: 1149 amino acids
Theoretical weight: 129.63 KDa
Source organism: Saccharomyces cerevisiae S288C
Expression system: Saccharomyces cerevisiae S288C
UniProt:
  • Best match: P22276 (Residues: 1-1149)
Gene names: RET1, RPC128, RPC2, YOR207C
DNA-directed RNA polymerases I and III subunit RPAC1 Chain: C
DNA-directed RNA polymerase III subunit RPC9 Chain: D
DNA-directed RNA polymerases I, II, and III subunit RPABC1 Chain: E
DNA-directed RNA polymerases I, II, and III subunit RPABC2 Chain: F
DNA-directed RNA polymerase III subunit RPC8 Chain: G
DNA-directed RNA polymerases I, II, and III subunit RPABC3 Chain: H
DNA-directed RNA polymerase III subunit RPC10 Chain: I
DNA-directed RNA polymerases I, II, and III subunit RPABC5 Chain: J
DNA-directed RNA polymerases I and III subunit RPAC2 Chain: K
DNA-directed RNA polymerases I, II, and III subunit RPABC4 Chain: L
DNA-directed RNA polymerase III subunit RPC5 Chain: M
DNA-directed RNA polymerase III subunit RPC4 Chain: N
DNA-directed RNA polymerase III subunit RPC3 Chain: O
DNA-directed RNA polymerase III subunit RPC6 Chain: P
DNA-directed RNA polymerase III subunit RPC7 Chain: Q
Integrase Chain: W
Unknown RNA Polymerase III chain Chain: X

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 2.6Å
Relevant EMDB volumes: EMD-14421
Expression systems:
  • Saccharomyces cerevisiae S288C
  • Escherichia coli BL21(DE3)