STX8

Syntaxin-8 is a protein that in humans is encoded by the STX8 gene.^[5][6][7]

AliasesSTX8, CARB, syntaxin 8

External IDsOMIM: 604203; MGI: 1890156; HomoloGene: 37973; GeneCards: STX8; OMA:STX8 - orthologs

Chr.Chromosome 17 (human)^[1]

End9,576,591 bp^[1]

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STX8
Identifiers
Aliases	STX8, CARB, syntaxin 8
External IDs	OMIM: 604203; MGI: 1890156; HomoloGene: 37973; GeneCards: STX8; OMA:STX8 - orthologs
Gene location (Human) Chr. Chromosome 17 (human)[1] Band 17p13.1 Start 9,250,471 bp[1] End 9,576,591 bp[1]
Gene location (Mouse) Chr. Chromosome 11 (mouse)[2] Band 11|11 B3 Start 67,857,019 bp[2] End 68,097,974 bp[2]
RNA expression pattern Bgee Human Mouse (ortholog) Top expressed in sperm left testis right testis Achilles tendon gastric mucosa oocyte islet of Langerhans tibial arteries muscle layer of sigmoid colon muscle of thigh Top expressed in vestibular membrane of cochlear duct spermatid facial motor nucleus spermatocyte motor neuron seminiferous tubule epithelium of lens right lung lobe saccule transitional epithelium of urinary bladder More reference expression data BioGPS More reference expression data
Gene ontology Molecular function SNAP receptor activity protein binding chloride channel inhibitor activity syntaxin binding ubiquitin protein ligase binding SNARE binding Cellular component integral component of membrane recycling endosome vesicle endosome late endosome membrane late endosome membrane integral component of plasma membrane lysosomal membrane trans-Golgi network early endosome endoplasmic reticulum perinuclear region of cytoplasm cytosol SNARE complex phagocytic vesicle endomembrane system Biological process endosome to lysosome transport vesicle docking early endosome to late endosome transport intracellular protein transport vesicle-mediated transport regulation of protein localization to plasma membrane vesicle fusion cellular response to interferon-gamma Sources:Amigo / QuickGO
Orthologs Species Human Mouse Entrez 9482 55943 Ensembl ENSG00000170310 ENSMUSG00000020903 UniProt Q9UNK0 O88983 RefSeq (mRNA) NM_004853 NM_018768 NM_001356314 NM_001361350 NM_001361351 NM_001361352 RefSeq (protein) NP_004844 NP_061238 NP_001343243 NP_001348279 NP_001348280 NP_001348281 Location (UCSC) Chr 17: 9.25 – 9.58 Mb Chr 11: 67.86 – 68.1 Mb PubMed search [3] [4]
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Syntaxin 8 directly interacts with HECTd3 and has similar subcellular localization.^[8] The protein has been shown to form the SNARE complex with syntaxin 7, vti1b and endobrevin. These function as the machinery for the homotypic fusion of late endosomes.^[9]