SMTL ID : 8wpl.1

Cryo-EM structure of the human TRPC1/C4 heteromer

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-3-mer

Ligands

4 x LPP: 2-(HEXADECANOYLOXY)-1-[(PHOSPHONOOXY)METHYL]ETHYL HEXADECANOATE(Non-covalent)

LPP.1: 22 residues within 4Å: Chain A: L.515, F.518, L.538, F.544, L.545, F.548, L.549, L.552, F.579, C.595, F.596, F.599, W.600, I.602, V.637, T.642 Chain D: A.598, T.599, T.603, V.606, I.607, V.610 17 PLIP interactions: 13 interactions with chain A, 4 interactions with chain D Hydrophobic interactions: A:L.515, A:F.518, A:F.544, A:L.545, A:F.548, A:L.549, A:L.552, A:F.596, A:F.599, A:F.599, A:I.602, A:V.637, D:T.603, D:V.606, D:I.607, D:V.610 Hydrogen bonds: A:W.600 LPP.3: 23 residues within 4Å: Chain A: V.551, F.624, A.627, V.628, T.632, V.635, V.636, I.639, V.640 Chain B: L.509, L.513, F.519, L.520, Y.523, R.553, L.568, Q.569, F.572, W.573, I.575, S.608, L.612, L.613 21 PLIP interactions: 7 interactions with chain A, 14 interactions with chain B Hydrophobic interactions: A:V.551, A:T.632, A:V.636, A:I.639, A:I.639, A:V.640, A:V.640, B:L.509, B:L.509, B:L.513, B:F.519, B:L.520, B:L.520, B:Y.523, B:L.568, B:F.572, B:F.572, B:L.612, B:L.613 Hydrogen bonds: B:R.553, B:Q.569 LPP.7: 19 residues within 4Å: Chain B: F.595, A.598, T.599, T.603, V.606, I.607, V.610, V.611 Chain C: Y.523, C.524, R.553, L.568, Q.569, F.572, W.573, I.575, S.608, L.612, L.613 15 PLIP interactions: 7 interactions with chain C, 8 interactions with chain B Hydrophobic interactions: C:L.568, C:F.572, C:F.572, C:L.612, C:L.613, B:T.603, B:V.606, B:V.606, B:I.607, B:I.607, B:V.610, B:V.611, B:V.611 Hydrogen bonds: C:Q.569 Salt bridges: C:R.553 LPP.11: 23 residues within 4Å: Chain C: V.526, F.595, A.598, T.599, G.602, T.603, V.606, V.610, V.611 Chain D: L.513, L.520, Y.523, C.524, L.527, R.553, L.568, Q.569, F.572, W.573, I.575, S.608, L.612, L.613 17 PLIP interactions: 7 interactions with chain C, 10 interactions with chain D Hydrophobic interactions: C:V.526, C:T.603, C:V.606, C:V.606, C:V.610, C:V.610, C:V.611, D:L.513, D:L.520, D:L.520, D:Y.523, D:L.527, D:L.568, D:F.572, D:L.612, D:L.613 Salt bridges: D:R.553

4 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain A: H.193, C.197, C.199, C.202 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.193, A:C.197, A:C.199, A:C.202 ZN.5: 4 residues within 4Å: Chain B: H.172, C.176, C.178, C.181 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:H.172, B:C.176, B:C.178, B:C.181 ZN.9: 4 residues within 4Å: Chain C: H.172, C.176, C.178, C.181 4 PLIP interactions: 4 interactions with chain C Metal complexes: C:H.172, C:C.176, C:C.178, C:C.181 ZN.13: 4 residues within 4Å: Chain D: H.172, C.176, C.178, C.181 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:H.172, D:C.176, D:C.178, D:C.181

3 x Y01: CHOLESTEROL HEMISUCCINATE(Non-covalent)

Y01.4: 13 residues within 4Å: Chain A: F.553 Chain B: W.314, Y.315, F.363, F.366, T.370, L.374, F.378, L.495, F.496, A.498, N.499, W.643 12 PLIP interactions: 12 interactions with chain B Hydrophobic interactions: B:F.363, B:F.366, B:T.370, B:L.374, B:L.374, B:F.378, B:L.495, B:F.496, B:F.496, B:A.498 Hydrogen bonds: B:Y.315 Salt bridges: B:K.329 Y01.8: 13 residues within 4Å: Chain B: L.525, L.528 Chain C: Y.315, F.363, F.366, T.370, L.374, L.381, L.492, L.495, F.496, A.498, N.499 8 PLIP interactions: 2 interactions with chain B, 6 interactions with chain C Hydrophobic interactions: B:L.525, B:L.528, C:F.363, C:F.366, C:L.381, C:L.492, C:A.498 Salt bridges: C:K.329 Y01.12: 10 residues within 4Å: Chain C: L.525, L.528 Chain D: Y.315, F.363, L.374, L.492, L.495, F.496, A.498, N.499 9 PLIP interactions: 2 interactions with chain C, 7 interactions with chain D Hydrophobic interactions: C:L.525, C:L.528, D:F.363, D:L.374, D:L.492, D:F.496, D:F.496, D:A.498, D:N.499

3 x CA: CALCIUM ION(Non-covalent)

CA.6: 4 residues within 4Å: Chain B: E.417, Q.420, N.435, D.438 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:E.417 CA.10: 4 residues within 4Å: Chain C: E.417, Q.420, N.435, D.438 2 PLIP interactions: 2 interactions with chain C Metal complexes: C:E.417, C:D.438 CA.14: 5 residues within 4Å: Chain D: E.417, Q.420, N.435, D.438, R.491 2 PLIP interactions: 2 interactions with chain D Metal complexes: D:E.417, D:E.417

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Won, J. et al., Cryo-EM structure of the heteromeric TRPC1/TRPC4 channel. Nat.Struct.Mol.Biol. (2024)

Release Date

2024-10-16

Peptides

Short transient receptor potential channel 1: A
Short transient receptor potential channel 4: BCD

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 1

Short transient receptor potential channel 4

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