Structure of PDB 1cm4 Chain A Binding Site BS03

Receptor Information
>1cm4 Chain A (length=143) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LTEEQIAEFKEAFSLFDKDGDGTITTKELGTVMRSLGQNPTEAELQDMIN
EVDADGNGTIDFPEFLTMMARKMKDTDSEEEIREAFRVFDKDGNGYISAA
ELRHVMTNLGEKLTDEEVDEMIREADIDGDGQVNYEEFVQMMT
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 chain1cm4 Chain A Residue 402 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1cm4 Motions of calmodulin characterized using both Bragg and diffuse X-ray scattering.
Resolution2.0 Å
Binding residue
(original residue number in PDB)		D20 D24 T26 E31
Binding residue
(residue number reindexed from 1)		D17 D21 T23 E28
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) V35
Catalytic site (residue number reindexed from 1) V32
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005509 calcium ion binding
GO:0005515 protein binding
GO:0019904 protein domain specific binding
GO:0046872 metal ion binding
Biological Process
GO:0010880 regulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum
GO:0060315 negative regulation of ryanodine-sensitive calcium-release channel activity
GO:0060316 positive regulation of ryanodine-sensitive calcium-release channel activity
Cellular Component
GO:0000922 spindle pole
GO:0005737 cytoplasm
GO:0005819 spindle
GO:0005829 cytosol
GO:0005856 cytoskeleton
GO:0032991 protein-containing complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1cm4, PDBe:1cm4, PDBj:1cm4
PDBsum1cm4
PubMed9438860
UniProtP62157|CALM_BOVIN Calmodulin (Gene Name=CALM)

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