SMTL ID : 6u3a.1 (1 other biounit)

1.65 Angstrom crystal structure of the N97S Ca-CaM:CaV1.2 IQ domain complex

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.65 Å

Oligo State

hetero-1-1-mer

Ligands

3 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: D.20, D.22, D.24, T.26, E.31 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.20, A:D.24, A:T.26, A:E.31, H2O.5 CA.2: 5 residues within 4Å: Chain A: D.56, D.58, N.60, T.62, E.67 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.56, A:T.62, A:E.67, A:E.67, H2O.2 CA.3: 5 residues within 4Å: Chain A: D.129, D.131, D.133, Q.135, E.140 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.129, A:D.131, A:D.133, A:Q.135, H2O.3

2 x NA: SODIUM ION(Non-functional Binders)

NA.4: 4 residues within 4Å: Chain A: D.93, D.95, S.97, Y.99 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:D.93, A:S.97 Water bridges: A:K.94 NA.5: 3 residues within 4Å: Chain A: E.114, K.115, L.116 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:E.114

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wang, K. et al., Arrhythmia mutations in calmodulin can disrupt cooperativity of Ca2+binding and cause misfolding. J. Physiol. (Lond.) (2020)

Release Date

2020-02-19

Peptides

Calmodulin-1: A
Voltage-dependent L-type calcium channel subunit alpha-1C: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

Calmodulin-1

Voltage-dependent L-type calcium channel subunit alpha-1C

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