SMTL ID : 8ik3.1

Structure of Stimulator of interferon genes/ligand complex

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-octamer

Ligands

4 x 1SY: cGAMP(Non-covalent)

1SY.1: 20 residues within 4Å: Chain A: S.162, Y.163, Y.167, R.232, I.235, R.238, V.239, Y.240, T.263, P.264, T.267 Chain B: S.162, Y.163, G.166, Y.167, R.232, R.238, Y.240, E.260, T.263 18 PLIP interactions: 7 interactions with chain A, 11 interactions with chain B Hydrogen bonds: A:R.232, A:R.238, A:V.239, A:T.263, A:T.267, B:R.232, B:R.238, B:T.263, B:T.263, B:T.263, B:T.267 Salt bridges: A:R.238, B:R.238, B:E.260 pi-Cation interactions: A:R.238, B:Y.167, B:R.238 pi-Stacking: B:Y.167 1SY.2: 21 residues within 4Å: Chain C: S.162, Y.163, Y.167, R.232, I.235, R.238, V.239, Y.240, T.263, P.264, T.267 Chain D: S.162, Y.163, G.166, Y.167, R.232, R.238, Y.240, E.260, T.263, P.264 17 PLIP interactions: 7 interactions with chain C, 10 interactions with chain D Hydrogen bonds: C:R.238, C:V.239, C:T.263, C:T.267, D:R.232, D:R.238, D:T.263, D:T.263, D:T.263 Salt bridges: C:R.232, C:R.238, D:R.238, D:E.260 pi-Cation interactions: C:R.238, D:Y.167, D:R.238 pi-Stacking: D:Y.167 1SY.3: 18 residues within 4Å: Chain E: Y.163, Y.167, R.232, I.235, R.238, V.239, Y.240, T.263, P.264, T.267 Chain F: Y.163, Y.167, R.232, R.238, Y.240, E.260, T.263, P.264 13 PLIP interactions: 8 interactions with chain E, 5 interactions with chain F Hydrogen bonds: E:R.238, E:V.239, E:T.263, E:T.267, F:R.232, F:R.238, F:R.238 Salt bridges: E:R.232, E:R.238, F:E.260 pi-Cation interactions: E:R.238, E:R.238, F:R.238 1SY.4: 18 residues within 4Å: Chain G: Y.163, Y.167, R.232, I.235, R.238, V.239, Y.240, T.263, P.264 Chain H: S.162, Y.163, G.166, Y.167, R.232, R.238, Y.240, E.260, T.263 14 PLIP interactions: 6 interactions with chain H, 8 interactions with chain G Hydrogen bonds: H:R.232, H:R.238, H:R.238, G:R.238, G:V.239, G:T.267 Salt bridges: H:E.260, G:R.232, G:R.238 pi-Stacking: H:Y.167, G:Y.167 pi-Cation interactions: H:R.238, G:R.238, G:R.238

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Liu, S. et al., The mechanism of STING autoinhibition and activation. Mol.Cell (2023)

Release Date

2023-05-17

Peptides

Stimulator of interferon genes protein,Immune protein Tsi3: ABCDEFGH

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

F
G

G
F

H
H

Membrane

We predict this structure to be a membrane protein.
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Stimulator of interferon genes protein,Immune protein Tsi3