SMTL ID : 7jup.1

Structure of human TRPA1 in complex with antagonist compound 21

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

homo-tetramer

Ligands

4 x VKM: 1-({3-[(3R,5R)-5-(4-fluorophenyl)oxolan-3-yl]-1,2,4-oxadiazol-5-yl}methyl)-7-methyl-1,7-dihydro-6H-purin-6-one(Non-covalent)

VKM.1: 18 residues within 4Å: Chain A: L.260, L.261, W.264, Q.404, R.405, F.406, E.407, G.410, I.411, V.414, V.520, A.524, K.527, R.528, M.531, Q.532, L.535, H.536 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:I.411, A:V.414, A:K.527, A:R.528 Hydrogen bonds: A:H.536 pi-Stacking: A:W.264 VKM.2: 18 residues within 4Å: Chain B: L.260, L.261, W.264, Q.404, R.405, F.406, E.407, G.410, I.411, V.414, V.520, A.524, K.527, R.528, M.531, Q.532, L.535, H.536 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:I.411, B:K.527, B:R.528 Hydrogen bonds: B:H.536 pi-Stacking: B:W.264 VKM.3: 18 residues within 4Å: Chain C: L.260, L.261, W.264, Q.404, R.405, F.406, E.407, G.410, I.411, V.414, V.520, A.524, K.527, R.528, M.531, Q.532, L.535, H.536 7 PLIP interactions: 7 interactions with chain C Hydrophobic interactions: C:I.411, C:V.414, C:K.527, C:R.528, C:M.531 Hydrogen bonds: C:H.536 pi-Stacking: C:W.264 VKM.4: 18 residues within 4Å: Chain D: L.260, L.261, W.264, Q.404, R.405, F.406, E.407, G.410, I.411, V.414, V.520, A.524, K.527, R.528, M.531, Q.532, L.535, H.536 8 PLIP interactions: 8 interactions with chain D Hydrophobic interactions: D:I.411, D:V.414, D:K.527, D:R.528, D:M.531 Hydrogen bonds: D:Q.532, D:H.536 pi-Stacking: D:W.264

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Terrett, J.A. et al., Tetrahydrofuran-Based Transient Receptor Potential Ankyrin 1 (TRPA1) Antagonists: Ligand-Based Discovery, Activity in a Rodent Asthma Model, and Mechanism-of-Action via Cryogenic Electron Microscopy. J.Med.Chem. (2021)

Release Date

2021-03-31

Peptides

Transient receptor potential cation channel subfamily A member 1: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Membrane

We predict this structure to be a membrane protein.
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Transient receptor potential cation channel subfamily A member 1

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