6cnb

Electron Microscopy
4.1Å resolution

Yeast RNA polymerase III initial transcribing complex

Released:
Related structures: EMD-7530

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero 21-mer (preferred)
PDBe Complex ID:
PDB-CPX-119670 (preferred)
Entry contents:
19 distinct polypeptide molecules
2 distinct DNA molecules
Macromolecules (21 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
UniProt:
  • Canonical: P04051 (Residues: 1-1460; Coverage: 100%)
Gene names: O3254, RPC1, RPC160, RPO31, YOR116C, YOR3254C
Sequence domains:
DNA-directed RNA polymerase III subunit RPC2 Chain: B
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
TATA-box-binding protein; Transcription factor IIIB 70 kDa subunit Chain: R
Transcription factor TFIIIB component B'' Chain: S
DNA (71-MER) Chain: X
DNA (71-MER) Chain: Y

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this EM entry.
Resolution: 4.1Å
Relevant EMDB volumes: EMD-7530
Expression system: Escherichia coli