Structure of PDB 1ap4 Chain A Binding Site BS01

Receptor Information
>1ap4 Chain A (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 chain1ap4 Chain A Residue 90 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1ap4 Calcium-induced structural transition in the regulatory domain of human cardiac troponin C.
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:1ap4, PDBe:1ap4, PDBj:1ap4
PDBsum1ap4
PubMed9315850
UniProtP63316|TNNC1_HUMAN Troponin C, slow skeletal and cardiac muscles (Gene Name=TNNC1)

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