Structure of PDB 1v1g Chain A Binding Site BS03

Receptor Information
>1v1g Chain A (length=188) Species: 3702 (Arabidopsis thaliana) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RPPGYEDPELLASVTPFTVEEVEALYELFKKLSSSIIDDGLIHKEEFQLA
LFRNRNRRNLFADRIFDVFDVKRNGVIEFGEFVRSLGVFHPSAPVHEKVK
FAFKLYDLRQTGFIEREELKEMVVALLHESELVLSEDMIEVMVDKAFVQA
DRKNDGKIDIDEWKDFVSLNPSLIKNMTLPYLKDINRT
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 chain1v1g Chain A Residue 1210 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1v1g The Structure of the Arabidopsis Thaliana SOS3: Molecular Mechanism of Sensing Calcium for Salt Stress Response
Resolution2.7 Å
Binding residue
(original residue number in PDB)		D121 R123 T125 F127 E129 E132
Binding residue
(residue number reindexed from 1)		D107 R109 T111 F113 E115 E118
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0004723 calcium-dependent protein serine/threonine phosphatase activity
GO:0005509 calcium ion binding
GO:0005515 protein binding
GO:0019900 kinase binding
Biological Process
GO:0005513 detection of calcium ion
GO:0019722 calcium-mediated signaling
GO:0030007 intracellular potassium ion homeostasis
GO:0042539 hypotonic salinity response
Cellular Component
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005886 plasma membrane
GO:0005955 calcineurin complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1v1g, PDBe:1v1g, PDBj:1v1g
PDBsum1v1g
PubMed15644219
UniProtO81223|CNBL4_ARATH Calcineurin B-like protein 4 (Gene Name=CBL4)

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