National Center for
Biotechnology Information

6K4Y: CryoEM structure of sigma appropriation complex

PDB ID:

MMDB ID:

178201

PDB Deposition Date:

2019/5/27

Updated in MMDB:

2019/11

Experimental Method:

electron microscopy

Resolution:

3.79 Å

Source Organism:

Escherichia coli K-12▼

Taxonomy	Molecule
Escherichia coli K-12	A, B, C, D, E, F
Tequatrovirus T4	I, M, N, T

Similar Structures:

Biological Unit for 6K4Y: decameric; determined by author

Molecular Components in 6K4Y
Label	Count	Molecule
Proteins (8 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
F	1	RNA Polymerase Sigma Factor Rpod
I	1	10 KDA Anti-sigma Factor
M	1	Middle Transcription Regulatory Protein Mota
Nucleotides(2 molecules)
N	1	DNA (60-mer)
T	1	DNA (60-mer)
Chemicals and Non-standard biopolymers (3 molecules)
1	1	MAGNESIUM ION
2	2	ZINC ION

* Click molecule labels to explore molecular sequence information.

Citing MMDB