SMTL ID : 6mba.1

Crystal Structure of Human Nav1.4 CTerminal Domain in Complex with apo Calmodulin

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

hetero-1-1-mer

Ligands

4 x CL: CHLORIDE ION(Non-functional Binders)

CL.1: 1 residues within 4Å: Chain A: K.80 Ligand excluded by PLIP CL.2: 4 residues within 4Å: Chain A: S.48, P.63, N.64, K.65 Ligand excluded by PLIP CL.3: 1 residues within 4Å: Chain B: D.25 Ligand excluded by PLIP CL.4: 1 residues within 4Å: Chain B: E.83 Ligand excluded by PLIP

1 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.5: 3 residues within 4Å: Chain B: T.118, D.119, E.120 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:D.119, B:D.119

1 x CO3: CARBONATE ION(Non-functional Binders)

CO3.6: 6 residues within 4Å: Chain B: F.93, K.95, Y.100, I.101, S.102, E.105 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:K.95, B:Y.100 Water bridges: B:D.96

1 x TRS: 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL(Non-functional Binders)

TRS.7: 5 residues within 4Å: Chain B: A.103, R.107, I.126, D.130, G.135 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:R.107, B:D.130, B:D.130, B:G.135

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Yoder, J.B. et al., Ca2+-dependent regulation of sodium channels NaV1.4 and NaV1.5 is controlled by the post-IQ motif. Nat Commun (2019)

Release Date

2019-04-10

Peptides

Sodium channel protein type 4 subunit alpha: A
Calmodulin-1: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Sodium channel protein type 4 subunit alpha

Calmodulin-1

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