SMTL ID : 7vab.1

Cryo-EM structure of the non-acylated tirzepatide (LY3298176)-bound human GIPR-Gs complex

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

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

Ligands

6 x CLR: CHOLESTEROL(Non-covalent)

CLR.1: 2 residues within 4Å: Chain A: F.293, L.297 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:F.293, A:L.297 CLR.2: 4 residues within 4Å: Chain A: P.252, I.255, L.259 Ligands: CLR.5 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:P.252, A:I.255, A:L.259 CLR.3: 4 residues within 4Å: Chain A: I.112, F.350, G.354, F.358 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:I.112, A:F.350, A:F.358, A:F.358 CLR.4: 4 residues within 4Å: Chain A: R.196, T.197, I.200, Y.258 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:I.200, A:Y.258 Hydrogen bonds: A:R.196 CLR.5: 5 residues within 4Å: Chain A: Y.260, A.273, I.277, T.280 Ligands: CLR.2 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:Y.260, A:I.277, A:T.280 CLR.6: 6 residues within 4Å: Chain A: Y.150, N.154, T.157, Y.204, L.239, W.243 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:T.157, A:Y.204, A:L.239, A:W.243

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhao, F. et al., Structural insights into multiplexed pharmacological actions of tirzepatide and peptide 20 at the GIP, GLP-1 or glucagon receptors. Nat Commun (2022)

Release Date

2022-03-02

Peptides

Gastric inhibitory polypeptide receptor,Gastric inhibitory polypeptide receptor,Gastric inhibitory polypeptide receptor,human glucose-dependent insulinotropic polypeptide receptor: A
Non-acylated_tirzepatide: B
mini-Gs: C
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1: D
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2: E
Nonobody-35: F

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
R

B
P

C
A

D
B

E
G

F
N

Membrane

We predict this structure to be a membrane protein.
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Gastric inhibitory polypeptide receptor,Gastric inhibitory polypeptide receptor,Gastric inhibitory polypeptide receptor,human glucose-dependent insulinotropic polypeptide receptor

Non-acylated_tirzepatide

mini-Gs

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

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

Nonobody-35

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