SMTL ID : 7c97.1

Cryo-EM structure of an Escherichia coli RNAP-promoter open complex (RPo) with SspA

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-2-3-1-1-1-1-mer

Ligands

1 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 3 residues within 4Å: Chain H: D.460, D.462, D.464 4 PLIP interactions: 4 interactions with chain H Metal complexes: H:D.460, H:D.460, H:D.464, H:D.464

2 x ZN: ZINC ION(Non-covalent)

ZN.2: 5 residues within 4Å: Chain H: C.70, C.72, C.85, K.87, C.88 4 PLIP interactions: 4 interactions with chain H Metal complexes: H:C.70, H:C.72, H:C.85, H:C.88 ZN.3: 5 residues within 4Å: Chain H: C.814, R.883, C.888, C.895, C.898 3 PLIP interactions: 3 interactions with chain H Metal complexes: H:C.888, H:C.895, H:C.898

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wei, L. et al., Structural basis for transcription inhibition by E. coli SspA. Nucleic Acids Res. (2020)

Release Date

2020-08-12

Peptides

Stringent starvation protein A: BC
DNA-directed RNA polymerase subunit alpha: DEF
DNA-directed RNA polymerase subunit beta: G
DNA-directed RNA polymerase subunit beta': H
DNA-directed RNA polymerase subunit omega: I
RNA polymerase sigma factor RpoD: J

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

B
I

C
J

D
K

E
A

F
B

G
C

H
D

I
E

J
F

Stringent starvation protein A

DNA-directed RNA polymerase subunit alpha

DNA-directed RNA polymerase subunit beta

DNA-directed RNA polymerase subunit beta'

DNA-directed RNA polymerase subunit omega

RNA polymerase sigma factor RpoD

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