SMTL ID : 8g4w.1

Cryo-EM consensus structure of Escherichia coli que-PEC (paused elongation complex) RNA Polymerase plus preQ1 ligand

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY 3.80 Å

Oligo State

hetero-2-1-1-1-mer

Ligands

1 x PRF: 7-DEAZA-7-AMINOMETHYL-GUANINE(Non-functional Binders)

PRF.1: 9 residues within 4Å: Chain F: G.7, U.8, G.13, C.14, A.18, C.19, C.20, A.30, A.32 No protein-ligand interaction detected (PLIP)

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 5 residues within 4Å: Chain F: A.47 Chain H: R.410, D.445, D.447, D.449 4 PLIP interactions: 4 interactions with chain H Metal complexes: H:D.445, H:D.447, H:D.449, H:D.449

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chauvier, A. et al., Structural basis for control of bacterial RNA polymerase pausing by a riboswitch and its ligand. Nat.Struct.Mol.Biol. (2023)

Release Date

2023-06-21

Peptides

DNA-directed RNA polymerase subunit alpha: CD
DNA-directed RNA polymerase subunit omega: E
DNA-directed RNA polymerase subunit beta: G
DNA-directed RNA polymerase subunit beta': H

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

C
G

D
H

E
K

G
I

H
J

DNA-directed RNA polymerase subunit alpha

DNA-directed RNA polymerase subunit omega

DNA-directed RNA polymerase subunit beta

DNA-directed RNA polymerase subunit beta'

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