SMTL ID : 7xk2.1

Cryo-EM Structure of Human Niacin Receptor HCA2-Gi protein complex

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

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

Ligands

1 x FI7: 2-[[2,2-dimethyl-3-[3-(5-oxidanylpyridin-2-yl)-1,2,4-oxadiazol-5-yl]propanoyl]amino]cyclohexene-1-carboxylic acid(Non-covalent)

FI7.1: 17 residues within 4Å: Chain C: L.83, L.104, L.107, A.108, R.111, Q.112, L.158, L.162, S.178, S.179, F.180, H.189, M.192, F.193, F.277, L.280, Y.284 11 PLIP interactions: 11 interactions with chain C Hydrophobic interactions: C:L.83, C:L.107, C:L.107, C:L.162, C:F.180, C:F.180, C:H.189, C:F.277, C:L.280 Hydrogen bonds: C:Q.112 Salt bridges: C:R.111

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Yang, Y. et al., Structural insights into the human niacin receptor HCA2-G i signalling complex. Nat Commun (2023)

Release Date

2023-02-22

Peptides

Guanine nucleotide-binding protein G(i) subunit alpha-1: A
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1: B
Hydroxycarboxylic acid receptor 2: C
scFv16: D
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2: E

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
R

D
S

E
C

Membrane

We predict this structure to be a membrane protein.
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Guanine nucleotide-binding protein G(i) subunit alpha-1

Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1

Hydroxycarboxylic acid receptor 2

scFv16

Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2

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