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Key Documents

07-577

Sigma-Aldrich

Anti-Stargazin/Cacng2 Antibody, CT

Upstate®, from rabbit

Synonyme(s) :

Neuronal voltage-gated calcium channel gamma-2 subunit, calcium channel, voltage-dependent, gamma subunit 2, voltage-dependent calcium channel gamma-2 subunit

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About This Item

Code UNSPSC :
12352203
eCl@ss :
32160702
Nomenclature NACRES :
NA.41

Source biologique

rabbit

Niveau de qualité

Forme d'anticorps

purified antibody

Type de produit anticorps

primary antibodies

Clone

polyclonal

Espèces réactives

rat, mouse

Fabricant/nom de marque

Upstate®

Technique(s)

immunocytochemistry: suitable
immunoprecipitation (IP): suitable
western blot: suitable

Isotype

IgG

Numéro d'accès NCBI

Numéro d'accès UniProt

Conditions d'expédition

dry ice

Modification post-traductionnelle de la cible

unmodified

Informations sur le gène

Description générale

Stargazin belongs to a group called voltage gated calcium channels (VGCCs) which are present in most excitable cells. Stargazin is thought to stabilize the calcium channel in an inactivated (closed) state.
There are five high voltage activated calcium channel types (L, N, P, Q, and R) and one low voltage activated channel type (T). Each of these channels exists as a heteromultimer of a1, b, a2/ d and g subunits with the voltage activated calcium channel function carried by the a subunits. VGCCs exert spatial and temporal control over cellular calcium concentrations and serve to modulate neurotransmitter release, hormone secretion, muscle contraction, electrical activity, cell metabolism and proliferation, gene expression, and neuronal survival.

Spécificité

Predicted to cross-react with mouse based on sequence similarity.
Recognizes Stargazin, MW ~36-39 kDa.

Immunogène

Epitope: C-terminus
KLH-conjugated, synthetic peptide corresponding to amino acids 305-323 (KDSKDSLHANTANRRTTPV) of rat Stargazin.

Application

Immunoprecipitation:
2-5 µg of this antibody has been reported by an independent laboratory to immunoprecipitate Stargazin in rat P2 lysate.
Research Category
Neuroscience
Research Sub Category
Synapse & Synaptic Biology
This Anti-Stargazin/Cacng2 Antibody, CT is validated for use in IC, IP, WB for the detection of Stargazin/Cacng2.

Qualité

Evaluated by western blot on RIPA lysates from rat brain microsomal preparation (Catalog # 12-144).

Western Blot Analysis:
0.5-2.0 µg/mL of this antibody detected Stargazin in RIPA lysates from rat brain microsomal preparation (Catalog # 12-144).

Description de la cible

~36-39 kDa

Forme physique

Format: Purified
Protein A purified
Purified rabbit polyclonal IgG in buffer containing 0.1 M Tris-glycine, pH 7.4, 0.15 M NaCl, 0.05% sodium azide before the addition of glycerol to 30%.

Stockage et stabilité

Stable for 1 year at -20ºC from date of receipt.

Remarque sur l'analyse

Control
Brain tissue

Autres remarques

Concentration: Please refer to the Certificate of Analysis for the lot-specific concentration.

Informations légales

UPSTATE is a registered trademark of Merck KGaA, Darmstadt, Germany

Clause de non-responsabilité

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Code de la classe de stockage

10 - Combustible liquids

Classe de danger pour l'eau (WGK)

WGK 1


Certificats d'analyse (COA)

Recherchez un Certificats d'analyse (COA) en saisissant le numéro de lot du produit. Les numéros de lot figurent sur l'étiquette du produit après les mots "Lot" ou "Batch".

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Retrouvez la documentation relative aux produits que vous avez récemment achetés dans la Bibliothèque de documents.

Consulter la Bibliothèque de documents

Nonchannel functions of the calcium channel gamma subunit: insight from research on the stargazer mutant.
Qiao, Xiaoxi and Meng, Hongdi
Journal of Bioenergetics and Biomembranes, 35, 661-670 (2003)
L Yu et al.
Neuroscience, 178, 13-20 (2011-01-25)
Changes in AMPA receptors have been proposed to underlie changes in synaptic efficacy in hippocampus and other brain structures. Calpain activation has also been discussed as a potential mechanism to produce lasting modifications of synaptic structure and function. Stargazin is
Maureen G Price et al.
The Journal of biological chemistry, 280(20), 19711-19720 (2005-03-12)
Mutations in the Cacng2 gene encoding the neuronal transmembrane protein stargazin result in recessively inherited epilepsy and ataxia in "stargazer" mice. Functional studies suggest a dual role for stargazin, both as a modulatory gamma subunit for voltage-dependent calcium channels and
PSD-95 and PSD-93 play critical but distinct roles in synaptic scaling up and down.
Sun, Q; Turrigiano, GG
The Journal of Neuroscience null
Akihiko S Kato et al.
Nature medicine, 22(12), 1496-1501 (2016-11-08)
Pharmacological manipulation of specific neural circuits to optimize therapeutic index is an unrealized goal in neurology and psychiatry. AMPA receptors are important for excitatory synaptic transmission, and their antagonists are antiepileptic. Although efficacious, AMPA-receptor antagonists, including perampanel (Fycompa), the only

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