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8FIX: Cryo-EM structure of E. coli RNA polymerase backtracked elongation complex harboring a terminal mismatch

PDB ID:

MMDB ID:

228485

PDB Deposition Date:

2022/12/17

Updated in MMDB:

2024/06

Experimental Method:

electron microscopy

Resolution:

3.9 Å

Source Organism:

Escherichia phage Lambda▼

Taxonomy	Molecule
Escherichia phage Lambda	N, T, R
Escherichia coli K-12	A, B, C, D, E

Similar Structures:

Biological Unit for 8FIX: octameric; determined by author

Molecular Components in 8FIX
Label	Count	Molecule
Proteins (5 molecules)
A B	2	DNA-directed RNA Polymerase Subunit Alpha
C	1	DNA-directed RNA Polymerase Subunit Beta
D	1	DNA-directed RNA Polymerase Subunit Beta'
E	1	DNA-directed RNA Polymerase Subunit Omega
Nucleotides(3 molecules)
N	1	Non-template DNA
T	1	Template DNA
R	1	RNA
Chemicals and Non-standard biopolymers (3 molecules)
1	2	ZINC ION
2	1	MAGNESIUM ION

* Click molecule labels to explore molecular sequence information.

Citing MMDB