Calexcitin

Calexcitin is a Calcium-binding protein first isolated in the sea snail Hermissenda crassicornis, upregulated following Pavlovian conditioning.

External links

calexcitin protein, C elegans at the US National Library of Medicine Medical Subject Headings (MeSH)
Nelson T, Cavallaro S, Yi C, McPhie D, Schreurs B, Gusev P, Favit A, Zohar O, Kim J, Beushausen S, Ascoli G, Olds J, Neve R, Alkon D (1996). "Calexcitin: a signaling protein that binds calcium and GTP, inhibits potassium channels, and enhances membrane excitability". Proc Natl Acad Sci USA. 93 (24): 13808–13. PMC 19433 . PMID 8943017. doi:10.1073/pnas.93.24.13808.

Ion pumps	SERCA Sodium-calcium exchanger
Cell membrane calcium channels	VDCC TRP NMDA receptor AMPA receptor 5-HT3 receptor P2X purinoreceptor
Adhesion molecules	Cadherin
Other	Calcium-sensing receptor

Second messengers	IP3 NAADP cADPR
Store gates (ligand-gated calcium channel)	IP3 receptor CICR Ryanodine receptor
Molecular switches, and kinases	Troponin C Calmodulin CaM kinases PKC NCS
Chelators and calcium sensors	Calbindin S100 pervalbumin Calretinin Calsequestrin Sarcalumenin Phospholamban Synaptotagmins
Proteases	Calpain
Cytoskeleton remodeling proteins	Gelsolin
Chaperones	Calreticulin Calnexin
Other	Vitamin D

Extracellular ligands

Intracellular calcium-sensing proteins	Calmodulin Calnexin Calreticulin Gelsolin neuronal Hippocalcin Neurocalcin Recoverin
Membrane protein	Annexin A1 A2 A5 Fibulin FBLN1 FBLN2 FBLN5 Vitamin D-dependent calcium-binding protein/Calbindin Calexcitin Calsequestrin Osteocalcin Osteonectin S-100 Synaptotagmin
Cytoskeleton	Troponin C
Extracellular matrix	Matrix gla protein

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