SMTL ID : 8t3o.1

Cryo-EM structure of the TUG-891 bound FFA4-Gq complex

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

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

Ligands

1 x YN9: 3-{4-[(4-fluoro-4'-methyl[1,1'-biphenyl]-2-yl)methoxy]phenyl}propanoic acid(Non-covalent)

YN9.1: 21 residues within 4Å: Chain A: F.67, F.94, M.97, T.98, G.101, S.102, I.105, L.149, L.165, E.173, D.177, F.180, N.184, W.246, I.249, I.250, I.253, I.256, L.257, V.276, T.279 16 PLIP interactions: 16 interactions with chain A Hydrophobic interactions: A:F.67, A:I.105, A:L.149, A:L.165, A:F.180, A:W.246, A:I.249, A:I.249, A:I.250, A:I.253, A:I.253, A:I.256, A:T.279 Hydrogen bonds: A:D.177, A:I.253 pi-Stacking: A:W.246

1 x 2Y5: (2R)-1-{[(R)-hydroxy{[(1R,2R,3R,4R,5S,6R)-2,3,5,6-tetrahydroxy-4-(phosphonooxy)cyclohexyl]oxy}phosphoryl]oxy}-3-(octadecanoyloxy)propan-2-yl (5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenoate(Non-covalent)

2Y5.2: 7 residues within 4Å: Chain A: L.41, A.45, L.58, C.62, L.65, Y.95, L.99 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:Y.95, A:L.99

1 x PLM: PALMITIC ACID(Non-covalent)

PLM.3: 3 residues within 4Å: Chain A: L.18, W.274, F.278 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:W.274, A:W.274, A:F.278 Hydrogen bonds: A:W.274

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhang, X. et al., Structural basis for the ligand recognition and signaling of free fatty acid receptors. Sci Adv (2024)

Release Date

2024-01-17

Peptides

Free fatty acid receptor 4: A
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1: B
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2: C
Guanine nucleotide-binding protein G(q): D
scFv16: E

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
R

B
B

C
G

D
A

E
N

Membrane

We predict this structure to be a membrane protein.
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Free fatty acid receptor 4

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

Guanine nucleotide-binding protein G(q)

scFv16

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