SMTL ID : 8hkc.1

Cryo-EM structure of E. coli RNAP sigma32 complex

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-2-1-1-1-mer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 4 residues within 4Å: Chain D: C.72, C.74, C.87, C.90 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:C.72, D:C.74, D:C.87, D:C.90 ZN.2: 5 residues within 4Å: Chain D: C.816, R.885, C.890, C.897, C.900 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:C.816, D:C.890, D:C.897, D:C.900

1 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 3 residues within 4Å: Chain D: D.462, D.464, D.466 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:D.462, D:D.464, D:D.466, D:D.466

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lu, Q. et al., Structural Insight into the Mechanism of sigma 32-Mediated Transcription Initiation of Bacterial RNA Polymerase. Biomolecules (2023)

Release Date

2023-05-31

Peptides

DNA-directed RNA polymerase subunit alpha: AB
DNA-directed RNA polymerase subunit beta: C
DNA-directed RNA polymerase subunit beta': D
RNA polymerase sigma factor RpoH: G

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
F

G
E

DNA-directed RNA polymerase subunit alpha

DNA-directed RNA polymerase subunit beta

DNA-directed RNA polymerase subunit beta'

RNA polymerase sigma factor RpoH