SMTL ID : 7xp6.1

Cryo-EM structure of a class T GPCR in active state

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

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

Ligands

1 x SY9: STRYCHNINE(Non-covalent)

SY9.1: 6 residues within 4Å: Chain E: L.387, N.390, Y.410, W.413, T.505, E.590 8 PLIP interactions: 8 interactions with chain E Hydrophobic interactions: E:L.387, E:N.390, E:W.413, E:W.413, E:W.413 Salt bridges: E:E.590 pi-Stacking: E:W.413, E:W.413

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xu, W. et al., Structural basis for strychnine activation of human bitter taste receptor TAS2R46. Science (2022)

Release Date

2022-10-12

Peptides

Guanine nucleotide-binding protein G(t) subunit alpha-3: 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
Nanobody 35: D
Endoglucanase H,Taste receptor type 2 member 46,Endoglucanase H,Taste receptor type 2 member 46,Bitter taste receptor T2R46: E

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
G

D
N

E
R

Membrane

We predict this structure to be a membrane protein.
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Guanine nucleotide-binding protein G(t) subunit alpha-3

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

Nanobody 35

Endoglucanase H,Taste receptor type 2 member 46,Endoglucanase H,Taste receptor type 2 member 46,Bitter taste receptor T2R46

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