SMTL ID : 2dpk.1

The Crystal Structure of the Primary Ca2+ Sensor of the Na+/Ca2+ Exchanger

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

monomer

Ligands

4 x CA: CALCIUM ION(Non-covalent)

CA.1: 3 residues within 4Å: Chain A: D.64, E.94, E.97 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.64, A:D.64, A:E.94, A:E.97, A:E.97 CA.2: 3 residues within 4Å: Chain A: E.28, D.64, E.94 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.64, A:E.94, H2O.1, H2O.15, H2O.16 CA.3: 7 residues within 4Å: Chain A: E.28, D.90, I.92, E.94, D.141, D.143 Ligands: CA.4 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.90, A:I.92, A:E.94, A:D.141, A:D.143 CA.4: 6 residues within 4Å: Chain A: E.28, D.89, D.90, D.142, D.143 Ligands: CA.3 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.89, A:D.90, A:D.142, A:D.143, A:D.143

1 x GAI: GUANIDINE(Non-covalent)

GAI.5: 2 residues within 4Å: Chain A: D.96, D.141 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:D.96

1 x EPE: 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID(Non-functional Binders)

EPE.6: 6 residues within 4Å: Chain A: R.53, T.54, E.55, D.56, A.61, F.67 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:D.56, A:D.56 Water bridges: A:D.56 Salt bridges: A:R.53, A:D.56

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Nicoll, D.A. et al., The crystal structure of the primary Ca2+ sensor of the na+/ca2+ exchanger reveals a novel Ca2+ binding motif. J.Biol.Chem. (2006)

Release Date

2006-06-13

Peptides

Sodium/calcium exchanger 1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Sodium/calcium exchanger 1