CPK1 calcium dependent protein kinase 1 [Arabidopsis thaliana (thale cress)] - Gene

Summary

Gene symbol: CPK1
Gene description: calcium dependent protein kinase 1
Primary source: Araport:AT5G04870
Locus tag: AT5G04870
Gene type: protein coding
RefSeq status: REVIEWED
Organism: Arabidopsis thaliana (ecotype: Columbia)
Lineage: Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta; Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae; rosids; malvids; Brassicales; Brassicaceae; Camelineae; Arabidopsis
Also known as: ATCPK1; CALCIUM DEPENDENT PROTEIN KINASE; calcium dependent protein kinase 1
Summary: A calcium-dependent protein kinase that can phosphorylate phenylalanine ammonia lyase (PAL), a key enzyme in pathogen defense.
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Chromosome 5 - NC_003076.8 Genomic Context describing neighboring genes

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Calcium-Dependent Protein Kinase CPK1 Controls Cell Death by In Vivo Phosphorylation of Senescence Master Regulator ORE1.
Title: Calcium-Dependent Protein Kinase CPK1 Controls Cell Death by In Vivo Phosphorylation of Senescence Master Regulator ORE1.
AtCPK1 positively regulates salt and drought stress in Arabidopsis.
Title: Arabidopsis calcium-dependent protein kinase AtCPK1 plays a positive role in salt/drought-stress response.
The results suggest that both native and constitutively active AtCPK1 forms induced anthraquinone accumulation.
Title: Increase of anthraquinone content in Rubia cordifolia cells transformed by native and constitutively active forms of the AtCPK1 gene.
ACPK1 is involved in ABA signal transduction as a positive regulator, and suggesting that the ACPK1 gene may be potentially used for elevating plant biomass production.
Title: Expression of a grape calcium-dependent protein kinase ACPK1 in Arabidopsis thaliana promotes plant growth and confers abscisic acid-hypersensitivity in germination, postgermination growth, and stomatal movement.

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Products	Interactant	Other Gene	Complex	Source	Pubs	Description

NM_120569.3

Function	Evidence Code	Pubs
enables calcium ion binding	IDA Inferred from Direct Assay more info	PubMed
enables calcium-dependent protein kinase activity	IDA Inferred from Direct Assay more info	PubMed
enables protein binding	IPI Inferred from Physical Interaction more info	PubMed
enables protein kinase activity	IDA Inferred from Direct Assay more info	PubMed
enables protein serine/threonine kinase activity	HDA more info	PubMed

Process	Evidence Code	Pubs
acts_upstream_of_or_within protein autophosphorylation	HDA more info	PubMed
acts_upstream_of_or_within protein autophosphorylation	IDA Inferred from Direct Assay more info	PubMed
acts_upstream_of_or_within protein phosphorylation	IDA Inferred from Direct Assay more info	PubMed
acts_upstream_of_or_within regulation of leaf senescence	IEP Inferred from Expression Pattern more info	PubMed
acts_upstream_of_or_within regulation of leaf senescence	IGI Inferred from Genetic Interaction more info	PubMed
acts_upstream_of_or_within regulation of leaf senescence	IMP Inferred from Mutant Phenotype more info	PubMed
acts_upstream_of_or_within regulation of programmed cell death	IGI Inferred from Genetic Interaction more info	PubMed
acts_upstream_of_or_within regulation of programmed cell death	IMP Inferred from Mutant Phenotype more info	PubMed

Component	Evidence Code	Pubs
located_in membrane	NAS Non-traceable Author Statement more info
located_in peroxisomal membrane	IDA Inferred from Direct Assay more info	PubMed
located_in peroxisome	IDA Inferred from Direct Assay more info	PubMed
located_in plasma membrane	ISM Inferred from Sequence Model more info

NP_196107.1

calcium dependent protein kinase 1 (CPK1); FUNCTIONS IN: protein binding, calmodulin-dependent protein kinase activity, kinase activity; INVOLVED IN: protein amino acid phosphorylation, N-terminal protein myristoylation; LOCATED IN: peroxisome, membrane; EXPRESSED IN: 23 plant structures; EXPRESSED DURING: 13 growth stages; CONTAINS InterPro DOMAIN/s: Protein kinase, ATP binding site (InterPro:IPR017441), EF-Hand 1, calcium-binding site (InterPro:IPR018247), Serine/threonine-protein kinase domain (InterPro:IPR002290), Calcium-binding EF-hand (InterPro:IPR002048), EF-hand-like domain (InterPro:IPR011992), EF-hand (InterPro:IPR018248), Serine/threonine-protein kinase-like domain (InterPro:IPR017442), Protein kinase-like domain (InterPro:IPR011009), Serine/threonine-protein kinase, active site (InterPro:IPR008271), Protein kinase, catalytic domain (InterPro:IPR000719), EF-HAND 2 (InterPro:IPR018249), Calcium-dependent protein kinase (InterPro:IPR020642), Calcium/calmodulin-dependent protein kinase-like (InterPro:IPR020636); BEST Arabidopsis thaliana protein match is: calmodulin-domain protein kinase cdpk isoform 2 (TAIR:AT3G10660.1); Has 1807 Blast hits to 1807 proteins in 277 species: Archae - 0; Bacteria - 0; Metazoa - 736; Fungi - 347; Plants - 385; Viruses - 0; Other Eukaryotes - 339 (source: NCBI BLink).

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