SMTL ID : 6y5e.1

Structure of human cGAS (K394E) bound to the nucleosome (focused refinement of cGAS-NCP subcomplex)

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

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

Ligands

8 x PTD: PENTANEDIAL(Covalent)

PTD.1: 3 residues within 4Å: Chain A: K.42, T.43 Chain B: K.58 2 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:K.58, A:K.42 PTD.2: 2 residues within 4Å: Chain C: K.89 Chain G: K.89 2 PLIP interactions: 1 interactions with chain G, 1 interactions with chain C Hydrophobic interactions: G:K.89, C:K.89 PTD.3: 3 residues within 4Å: Chain D: K.54 Chain G: L.23, K.26 3 PLIP interactions: 2 interactions with chain G, 1 interactions with chain D Hydrophobic interactions: G:L.23, G:K.26, D:K.54 PTD.4: 2 residues within 4Å: Chain A: K.78 Chain E: K.85 2 PLIP interactions: 1 interactions with chain E, 1 interactions with chain A Hydrophobic interactions: E:K.85, A:K.78 PTD.5: 2 residues within 4Å: Chain A: K.85 Chain E: K.78 2 PLIP interactions: 1 interactions with chain E, 1 interactions with chain A Hydrophobic interactions: E:K.78, A:K.85 PTD.6: 2 residues within 4Å: Chain E: K.42 Chain F: K.60 2 PLIP interactions: 1 interactions with chain E, 1 interactions with chain F Hydrophobic interactions: E:K.42, F:K.60 PTD.7: 2 residues within 4Å: Chain C: K.26 Chain H: K.55 2 PLIP interactions: 1 interactions with chain C, 1 interactions with chain H Hydrophobic interactions: C:K.26, H:K.55 PTD.9: 3 residues within 4Å: Chain G: K.64 Chain K: K.195, E.225 2 PLIP interactions: 1 interactions with chain K, 1 interactions with chain G Hydrophobic interactions: K:K.195, G:K.64

1 x ZN: ZINC ION(Non-covalent)

ZN.8: 4 residues within 4Å: Chain K: H.230, C.236, C.237, C.244 4 PLIP interactions: 4 interactions with chain K Metal complexes: K:H.230, K:C.236, K:C.237, K:C.244

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Pathare, G.R. et al., Structural mechanism of cGAS inhibition by the nucleosome. Nature (2020)

Release Date

2020-09-23

Peptides

Histone H3.2: AE
Histone H4: B
Histone H2A type 2-C: C
Histone H2B type 1-K: D
Histone H4: F
Histone H2A type 2-C: G
Histone H2B type 1-K: H
Cyclic GMP-AMP synthase: K

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

E
E

B
B

C
C

D
D

F
F

G
G

H
H

K
K

Histone H3.2

Histone H4

Histone H2A type 2-C

Histone H2B type 1-K

Histone H4

Histone H2A type 2-C

Histone H2B type 1-K

Cyclic GMP-AMP synthase

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