SMTL ID : 7kl5.1

Structure of Calmodulin Bound to the Cardiac Ryanodine Receptor (RyR2) at Residues: Phe4246 to Val4271

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.65 Å

Oligo State

hetero-1-1-mer

Ligands

5 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: D.21, D.23, D.25, T.27, E.32 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.21, A:D.25, A:T.27, A:E.32, H2O.1 CA.2: 5 residues within 4Å: Chain A: D.57, D.59, N.61, T.63, E.68 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.57, A:D.59, A:T.63, A:E.68, H2O.1 CA.3: 3 residues within 4Å: Chain A: K.78, D.81, E.85 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:K.78, A:E.85, H2O.1, H2O.2, H2O.3 CA.4: 5 residues within 4Å: Chain A: D.94, D.96, N.98, Y.100, E.105 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.94, A:D.96, A:Y.100, A:E.105, H2O.2 CA.5: 5 residues within 4Å: Chain A: D.130, D.132, D.134, Q.136, E.141 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.130, A:D.132, A:Q.136, A:E.141, H2O.2

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

EDO.6: 4 residues within 4Å: Chain A: R.91, D.94, K.95, G.97 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.91, A:D.94 EDO.7: 5 residues within 4Å: Chain A: V.92, V.109, N.112, L.113 Chain B: Y.5 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:Y.5, B:Y.5 Water bridges: A:N.112 EDO.8: 2 residues within 4Å: Chain A: G.26, F.66 1 PLIP interactions: 1 interactions with chain A Water bridges: A:G.24 EDO.9: 5 residues within 4Å: Chain A: L.19, L.40, E.115 Chain B: R.4, L.8 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:E.115

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Yu, Q. et al., The Crystal Structure of Calmodulin Bound to the Cardiac Ryanodine Receptor (RyR2) at Residues Phe4246-Val4271 Reveals a Fifth Calcium Binding Site. Biochemistry (2021)

Release Date

2021-04-07

Peptides

Calmodulin-1: A
Ryanodine receptor 2: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Calmodulin-1

Ryanodine receptor 2

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