SMTL ID : 7dxd.1

Structure of TRPC3 at 3.9 angstrom in 1340 nM free calcium state

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-tetramer

Ligands

4 x Y01: CHOLESTEROL HEMISUCCINATE(Non-covalent)

Y01.1: 10 residues within 4Å: Chain A: W.322, Y.323, K.337, V.341, F.371, I.382, I.544, A.547, N.548, E.549 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:K.337, A:V.341, A:I.382, A:I.544, A:A.547, A:N.548 Hydrogen bonds: A:Y.323 Salt bridges: A:K.337 Y01.4: 10 residues within 4Å: Chain B: W.322, Y.323, K.337, V.341, F.371, I.382, I.544, A.547, N.548, E.549 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:K.337, B:V.341, B:I.382, B:I.544, B:A.547, B:N.548 Hydrogen bonds: B:Y.323 Salt bridges: B:K.337 Y01.7: 10 residues within 4Å: Chain C: W.322, Y.323, K.337, V.341, F.371, I.382, I.544, A.547, N.548, E.549 8 PLIP interactions: 8 interactions with chain C Hydrophobic interactions: C:K.337, C:V.341, C:I.382, C:I.544, C:A.547, C:N.548 Hydrogen bonds: C:Y.323 Salt bridges: C:K.337 Y01.10: 10 residues within 4Å: Chain D: W.322, Y.323, K.337, V.341, F.371, I.382, I.544, A.547, N.548, E.549 8 PLIP interactions: 8 interactions with chain D Hydrophobic interactions: D:K.337, D:V.341, D:I.382, D:I.544, D:A.547, D:N.548 Hydrogen bonds: D:Y.323 Salt bridges: D:K.337

4 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain A: H.178, C.182, C.184, C.187 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.178, A:C.182, A:C.184, A:C.187 ZN.5: 4 residues within 4Å: Chain B: H.178, C.182, C.184, C.187 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:H.178, B:C.182, B:C.184, B:C.187 ZN.8: 4 residues within 4Å: Chain C: H.178, C.182, C.184, C.187 4 PLIP interactions: 4 interactions with chain C Metal complexes: C:H.178, C:C.182, C:C.184, C:C.187 ZN.11: 4 residues within 4Å: Chain D: H.178, C.182, C.184, C.187 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:H.178, D:C.182, D:C.184, D:C.187

4 x CA: CALCIUM ION(Non-covalent)

CA.3: 2 residues within 4Å: Chain A: E.73, D.798 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:E.73, A:E.73, A:D.798 CA.6: 2 residues within 4Å: Chain B: E.73, D.798 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:E.73, B:E.73, B:D.798 CA.9: 2 residues within 4Å: Chain C: E.73, D.798 3 PLIP interactions: 3 interactions with chain C Metal complexes: C:E.73, C:E.73, C:D.798 CA.12: 2 residues within 4Å: Chain D: E.73, D.798 3 PLIP interactions: 3 interactions with chain D Metal complexes: D:E.73, D:E.73, D:D.798

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Guo, W. et al., Structural mechanism of human TRPC3 and TRPC6 channel regulation by their intracellular calcium-binding sites. Neuron (2022)

Release Date

2022-01-19

Peptides

Short transient receptor potential channel 3: 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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Short transient receptor potential channel 3

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