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Key Documents

WH0006804M1

Sigma-Aldrich

Monoclonal Anti-STX1A antibody produced in mouse

clone 1F9-1C9, purified immunoglobulin, buffered aqueous solution

Synonym(s):

Anti-HPC1, Anti-STX1, Anti-p351, Anti-syntaxin 1A (brain)

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About This Item

UNSPSC Code:
12352203
NACRES:
NA.41

biological source

mouse

conjugate

unconjugated

antibody form

purified immunoglobulin

antibody product type

primary antibodies

clone

1F9-1C9, monoclonal

form

buffered aqueous solution

species reactivity

human

technique(s)

indirect ELISA: suitable
western blot: 1-5 μg/mL

isotype

IgG1κ

GenBank accession no.

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... STX1A(6804)

General description

Synaptic vesicles store neurotransmitters that are released during calcium-regulated exocytosis. The specificity of neurotransmitter release requires the localization of both synaptic vesicles and calcium channels to the presynaptic active zone. Syntaxins function in this vesicle fusion process. Syntaxins also serve as a substrate for botulinum neurotoxin type C, a metalloprotease that blocks exocytosis and has high affinity for a molecular complex that includes the alpha-latrotoxin receptor (MIM 600565) which produces explosive exocytosis (Zhang et al., 1995 [PubMed 7622072]).[supplied by OMIM

Immunogen

STX1A (AAH03011.1, 1 a.a. ~ 251 a.a) full-length recombinant protein with GST tag. MW of the GST tag alone is 26 KDa.

Sequence
MKDRTQELRTAKDSDDDDDVAVTVDRDRFMDEFFEQVEEIRGFIDKIAENVEEVKRKHSAILASPNPDEKTKEELEELMSDIKKTANKVRSKLKSIEQSIEQEEGLNRSSADLRIRKTQHSTLSRKFVEVMSEYNATQSDYRERCKGRIQRQLEITGRTTTSEELEDMLESGNPAIFASGIIMDSSISKQALSEIETRHSEIIKLENSIRELHDMFMDMAMLVESQTMWRGPCLTPRRPSSTRARRAGRKS

Biochem/physiol Actions

Syntaxin 1A (STX1A) which codes for constituent of the synaptic apparatus, plays a vital role in exocytosis of neurotransmitters from neuronal cells. Hemizygous deletions of STX1A is associated with neurological symptoms of Williams syndrome (WS). STX1A regulates expression of serotonin transporter (5-HTT) involved in maintaining serotonin level; therefore, decreased expression of the protein leads to irregularity in serotonergic neurotransmission, which is associated with autism. STX1A is expressed at low level in adenocarcinoma cells, but at high level in squamous cell lung carcinomas. It might have use in determining the prognosis of lung cancer survival and initial-stage non-small-cell lung cancer (NSCLC).

Physical form

Solution in phosphate buffered saline, pH 7.4

Legal Information

GenBank is a registered trademark of United States Department of Health and Human Services

Disclaimer

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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Storage Class

10 - Combustible liquids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)


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M Tassabehji et al.
American journal of human genetics, 64(1), 118-125 (1999-01-23)
In Williams syndrome (WS), a deletion of approximately 1.5 Mb on one copy of chromosome 7 causes specific physical, cognitive, and behavioral abnormalities. Molecular dissection of the phenotype may be a route to identification of genes important in human cognition
T Nakayama et al.
Cytogenetics and cell genetics, 82(1-2), 49-51 (1998-10-09)
HPC-1/syntaxin 1A is a membrane protein that plays an important role in exocytosis of neurotransmitters from neuronal cells. We previously mapped the human HPC-1/syntaxin 1A gene (STX1A) to chromosome 7q11.2, which is within the Williams syndrome (WS) region. Here, we
Chun-Yu Diao et al.
Asian Pacific journal of cancer prevention : APJCP, 15(4), 1817-1822 (2014-03-20)
The aim of this study was to screen for possible biomarkers of metastatic osteosarcoma (OS) using a DNA microarray. We downloaded the gene expression profile GSE49003 from Gene Expression Omnibus database, which included 6 gene chips from metastatic and 6
Kazuhiko Nakamura et al.
Progress in neuro-psychopharmacology & biological psychiatry, 35(2), 454-458 (2010-12-02)
Autism is a pervasive developmental disorder diagnosed in early childhood. Abnormalities of serotonergic neurotransmission have been reported in autism. Serotonin transporter (5-HTT), which modulates serotonin levels, is a major therapeutic target in autism. Therefore, factors that regulate 5-HTT expression might

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