SMTL ID : 7b1g.1

TRPC4 in complex with Calmodulin

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-4-1-mer

Ligands

4 x CA: CALCIUM ION(Non-covalent)

CA.1: 3 residues within 4Å: Chain A: E.417, Q.420, D.438 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:E.417, A:E.417, A:D.438 CA.5: 3 residues within 4Å: Chain C: E.417, N.435, D.438 2 PLIP interactions: 2 interactions with chain C Metal complexes: C:E.417, C:E.417 CA.6: 4 residues within 4Å: Chain D: E.417, Q.420, N.435, D.438 2 PLIP interactions: 2 interactions with chain D Metal complexes: D:E.417, D:D.438 CA.8: 5 residues within 4Å: Chain E: E.417, Q.420, N.435, D.438, R.491 1 PLIP interactions: 1 interactions with chain E Metal complexes: E:D.438

4 x 44E: (2R)-3-(phosphonooxy)propane-1,2-diyl dihexanoate(Non-covalent)

44E.2: 12 residues within 4Å: Chain A: L.520, L.527, R.553, L.568, Q.569, F.572, W.573 Chain D: F.595, A.598, T.599, T.603, V.606 6 PLIP interactions: 4 interactions with chain A, 2 interactions with chain D Hydrophobic interactions: A:L.520, A:L.527, A:F.572, D:V.606 Hydrogen bonds: A:R.553, D:A.598 44E.3: 14 residues within 4Å: Chain A: F.595, A.598, T.599, G.602, V.606 Chain C: L.520, Y.523, L.527, R.553, F.565, L.568, Q.569, F.572, W.573 7 PLIP interactions: 5 interactions with chain C, 2 interactions with chain A Hydrophobic interactions: C:L.520, C:Y.523, C:L.527, C:F.572, A:V.606 Salt bridges: C:R.553 Hydrogen bonds: A:T.599 44E.4: 10 residues within 4Å: Chain C: F.595, A.598, T.599, T.603, V.606 Chain E: C.524, L.568, Q.569, F.572, W.573 4 PLIP interactions: 3 interactions with chain E, 1 interactions with chain C Hydrophobic interactions: E:F.572, C:V.606 Hydrogen bonds: E:Q.569, E:Q.569 44E.7: 11 residues within 4Å: Chain D: R.553, F.565, L.568, Q.569, F.572, W.573 Chain E: F.595, A.598, T.599, T.603, V.606 4 PLIP interactions: 1 interactions with chain E, 3 interactions with chain D Hydrophobic interactions: E:V.606 Hydrogen bonds: D:Q.569, D:Q.569 Salt bridges: D:R.553

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Vinayagam, D. et al., Structural basis of TRPC4 regulation by calmodulin and pharmacological agents. Elife (2020)

Release Date

2020-12-09

Peptides

Transient receptor potential cation channel subfamily c member 4a: ACDE
Calmodulin-1: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
B

D
C

E
D

B
E

Membrane

We predict this structure to be a membrane protein.
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Transient receptor potential cation channel subfamily c member 4a

Calmodulin-1

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