Structure of PDB 2krd Chain C Binding Site BS02

Receptor Information
>2krd Chain C (length=89) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MDDIYKAAVEQLTEEQKNEFKAAFDIFVLGAEDGCISTKELGKVMRMLGQ
NPTPEELQEMIDEVDEDGSGTVDFDEFLVMMVRCMKDDS
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0
[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain2krd Chain C Residue 90 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2krd Solution structure of the regulatory domain of human cardiac troponin C in complex with the switch region of cardiac troponin I and W7: the basis of W7 as an inhibitor of cardiac muscle contraction.
ResolutionN/A
Binding residue
(original residue number in PDB)
D65 D67 S69 T71 E76
Binding residue
(residue number reindexed from 1)
D65 D67 S69 T71 E76
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005509 calcium ion binding

View graph for
Molecular Function
External links
PDB RCSB:2krd, PDBe:2krd, PDBj:2krd
PDBsum2krd
PubMed20116385
UniProtP63316|TNNC1_HUMAN Troponin C, slow skeletal and cardiac muscles (Gene Name=TNNC1)

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