SMTL ID : 6jnx.1

Cryo-EM structure of a Q-engaged arrested complex

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

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

Ligands

1 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 5 residues within 4Å: Chain D: D.460, D.462, D.464 Chain H: A.14, G.15 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:D.460, D:D.460, D:D.462, D:D.462

2 x ZN: ZINC ION(Non-covalent)

ZN.2: 5 residues within 4Å: Chain D: C.70, C.72, C.85, K.87, C.88 3 PLIP interactions: 3 interactions with chain D Metal complexes: D:C.70, D:C.72, D:C.85 ZN.3: 6 residues within 4Å: Chain D: C.814, R.883, C.888, D.889, C.895, C.898 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:C.814, D:C.888, D:C.895, D:C.898

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Shi, J. et al., Structural basis of Q-dependent transcription antitermination. Nat Commun (2019)

Release Date

2019-06-12

Peptides

DNA-directed RNA polymerase subunit alpha: AB
DNA-directed RNA polymerase subunit beta: C
DNA-directed RNA polymerase subunit beta': D
DNA-directed RNA polymerase subunit omega: E
RNA polymerase sigma factor RpoD: F
Antiterminator Q protein: JK

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

F
F

J
P

K
Q

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

Antiterminator Q protein

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