SMTL ID : 7dxe.1

Structure of TRPC3 gain of function mutation R803C at 3.2 angstrom in 1340nM free calcium state

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-tetramer

Ligands

8 x Y01: CHOLESTEROL HEMISUCCINATE(Non-covalent)

Y01.1: 13 residues within 4Å: Chain A: Y.323, K.337, F.371, I.382, L.385, I.541, I.544, A.547, N.548, E.549 Chain B: I.573, M.574, F.577 9 PLIP interactions: 7 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:I.382, A:L.385, A:I.541, A:I.541, A:I.544, B:I.573, B:F.577 Hydrogen bonds: A:E.549 Salt bridges: A:K.337 Y01.3: 10 residues within 4Å: Chain A: F.462, S.466, I.469, A.470, T.473, A.474, L.477, Q.481, S.520 Ligands: POV.6 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:F.462, A:I.469, A:A.470, A:T.473, A:A.474, A:L.477 Hydrogen bonds: A:Q.481 Y01.8: 13 residues within 4Å: Chain B: Y.323, K.337, F.371, I.382, L.385, I.541, I.544, A.547, N.548, E.549 Chain D: I.573, M.574, F.577 9 PLIP interactions: 2 interactions with chain D, 7 interactions with chain B Hydrophobic interactions: D:I.573, D:F.577, B:I.382, B:L.385, B:I.541, B:I.541, B:I.544 Hydrogen bonds: B:E.549 Salt bridges: B:K.337 Y01.10: 10 residues within 4Å: Chain B: F.462, S.466, I.469, A.470, T.473, A.474, L.477, Q.481, S.520 Ligands: POV.16 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:F.462, B:I.469, B:A.470, B:T.473, B:A.474, B:L.477 Hydrogen bonds: B:Q.481 Y01.11: 13 residues within 4Å: Chain A: I.573, M.574, F.577 Chain C: Y.323, K.337, F.371, I.382, L.385, I.541, I.544, A.547, N.548, E.549 9 PLIP interactions: 7 interactions with chain C, 2 interactions with chain A Hydrophobic interactions: C:I.382, C:L.385, C:I.541, C:I.541, C:I.544, A:I.573, A:F.577 Hydrogen bonds: C:E.549 Salt bridges: C:K.337 Y01.13: 10 residues within 4Å: Chain C: F.462, S.466, I.469, A.470, T.473, A.474, L.477, Q.481, S.520 Ligands: POV.4 7 PLIP interactions: 7 interactions with chain C Hydrophobic interactions: C:F.462, C:I.469, C:A.470, C:T.473, C:A.474, C:L.477 Hydrogen bonds: C:Q.481 Y01.18: 13 residues within 4Å: Chain C: I.573, M.574, F.577 Chain D: Y.323, K.337, F.371, I.382, L.385, I.541, I.544, A.547, N.548, E.549 9 PLIP interactions: 7 interactions with chain D, 2 interactions with chain C Hydrophobic interactions: D:I.382, D:L.385, D:I.541, D:I.541, D:I.544, C:I.573, C:F.577 Hydrogen bonds: D:E.549 Salt bridges: D:K.337 Y01.20: 10 residues within 4Å: Chain D: F.462, S.466, I.469, A.470, T.473, A.474, L.477, Q.481, S.520 Ligands: POV.14 7 PLIP interactions: 7 interactions with chain D Hydrophobic interactions: D:F.462, D:I.469, D:A.470, D:T.473, D:A.474, D:L.477 Hydrogen bonds: D:Q.481

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.9: 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.12: 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.19: 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 POV: (2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphate(Non-covalent)

POV.4: 7 residues within 4Å: Chain A: K.629, F.630, N.633, V.637 Chain C: I.525, I.532 Ligands: Y01.13 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain C Hydrophobic interactions: A:K.629, A:F.630, A:V.637, C:I.525, C:I.532 POV.6: 7 residues within 4Å: Chain A: I.525, I.532 Chain B: K.629, F.630, N.633, V.637 Ligands: Y01.3 5 PLIP interactions: 3 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:K.629, B:F.630, B:V.637, A:I.525, A:I.532 POV.14: 7 residues within 4Å: Chain C: K.629, F.630, N.633, V.637 Chain D: I.525, I.532 Ligands: Y01.20 5 PLIP interactions: 3 interactions with chain C, 2 interactions with chain D Hydrophobic interactions: C:K.629, C:F.630, C:V.637, D:I.525, D:I.532 POV.16: 7 residues within 4Å: Chain B: I.525, I.532 Chain D: K.629, F.630, N.633, V.637 Ligands: Y01.10 5 PLIP interactions: 3 interactions with chain D, 2 interactions with chain B Hydrophobic interactions: D:K.629, D:F.630, D:V.637, B:I.525, B:I.532

4 x 98R: [(2S)-2-[(E)-octadec-10-enoyl]oxy-3-oxidanyl-propyl] octadec-10-enoate(Non-covalent)

98R.5: 13 residues within 4Å: Chain A: N.633, Y.636, V.637, G.640, I.641, V.644, T.645 Chain C: M.569, E.603, F.606, K.607, F.610, W.611 8 PLIP interactions: 4 interactions with chain A, 4 interactions with chain C Hydrophobic interactions: A:V.637, A:I.641, A:V.644, C:F.606, C:F.610, C:F.610 Hydrogen bonds: A:N.633, C:E.603 98R.7: 13 residues within 4Å: Chain A: M.569, E.603, F.606, K.607, F.610, W.611 Chain B: N.633, Y.636, V.637, G.640, I.641, V.644, T.645 8 PLIP interactions: 4 interactions with chain B, 4 interactions with chain A Hydrophobic interactions: B:V.637, B:I.641, B:V.644, A:F.606, A:F.610, A:F.610 Hydrogen bonds: B:N.633, A:E.603 98R.15: 13 residues within 4Å: Chain C: N.633, Y.636, V.637, G.640, I.641, V.644, T.645 Chain D: M.569, E.603, F.606, K.607, F.610, W.611 8 PLIP interactions: 4 interactions with chain C, 4 interactions with chain D Hydrophobic interactions: C:V.637, C:I.641, C:V.644, D:F.606, D:F.610, D:F.610 Hydrogen bonds: C:N.633, D:E.603 98R.17: 13 residues within 4Å: Chain B: M.569, E.603, F.606, K.607, F.610, W.611 Chain D: N.633, Y.636, V.637, G.640, I.641, V.644, T.645 8 PLIP interactions: 4 interactions with chain D, 4 interactions with chain B Hydrophobic interactions: D:V.637, D:I.641, D:V.644, B:F.606, B:F.610, B:F.610 Hydrogen bonds: D:N.633, B:E.603

Links

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Citation

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

Release Date

2022-02-02

Peptides

Short transient receptor potential channel 3: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
D

B
A

C
B

D
C

Membrane

We predict this structure to be a membrane protein.
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Short transient receptor potential channel 3

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