SMTL ID : 4djc.1

1.35 A crystal structure of the NaV1.5 DIII-IV-Ca/CaM complex

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.35 Å

Oligo State

hetero-1-1-mer

Ligands

4 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: D.24, D.26, D.28, T.30, E.35 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.24, A:D.28, A:T.30, A:E.35, H2O.2 CA.2: 5 residues within 4Å: Chain A: D.60, D.62, N.64, T.66, E.71 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.60, A:D.62, A:T.66, A:E.71, H2O.2 CA.3: 5 residues within 4Å: Chain A: D.97, D.99, N.101, Y.103, E.108 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.97, A:Y.103, A:E.108, A:E.108, H2O.1 CA.4: 5 residues within 4Å: Chain A: D.133, D.135, D.137, Q.139, E.144 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.133, A:Q.139, A:E.144, A:E.144, H2O.2

9 x IPA: ISOPROPYL ALCOHOL(Non-functional Binders)

IPA.5: 3 residues within 4Å: Chain A: K.17, G.29, F.69 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:F.69 IPA.6: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) IPA.7: 2 residues within 4Å: Chain A: D.122, E.123 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:D.122 IPA.8: 2 residues within 4Å: Chain A: D.99, N.101 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:N.101 Hydrogen bonds: A:D.99 IPA.9: 4 residues within 4Å: Chain A: M.55, V.59, I.67, M.75 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:V.59, A:I.67 IPA.10: 4 residues within 4Å: Chain A: D.126, I.129, R.130, G.138 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:R.130 Hydrogen bonds: A:D.126 IPA.11: 3 residues within 4Å: Chain A: L.22, F.23, V.39 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:L.22, A:F.23 IPA.12: 2 residues within 4Å: Chain A: A.61, G.63 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:A.61 IPA.13: 4 residues within 4Å: Chain A: M.40, Q.45, P.47, E.51 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:E.51 Water bridges: A:Q.45, A:N.46

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sarhan, M.F. et al., Crystallographic basis for calcium regulation of sodium channels. Proc.Natl.Acad.Sci.USA (2012)

Release Date

2012-02-22

Peptides

Calmodulin: A
Sodium channel protein type 5 subunit alpha: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Calmodulin

Sodium channel protein type 5 subunit alpha

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