STX1B

Protein-coding gene in the species Homo sapiens
STX1B
Identifiers
AliasesSTX1B, STX1B1, STX1B2, GEFSP9, syntaxin 1B
External IDsOMIM: 601485; MGI: 1930705; HomoloGene: 69375; GeneCards: STX1B; OMA:STX1B - orthologs
Gene location (Human)
Chromosome 16 (human)
Chr.Chromosome 16 (human)[1]
Chromosome 16 (human)
Genomic location for STX1B
Genomic location for STX1B
Band16p11.2Start30,989,256 bp[1]
End31,010,638 bp[1]
Gene location (Mouse)
Chromosome 7 (mouse)
Chr.Chromosome 7 (mouse)[2]
Chromosome 7 (mouse)
Genomic location for STX1B
Genomic location for STX1B
Band7|7 F3Start127,403,072 bp[2]
End127,423,721 bp[2]
RNA expression pattern
Bgee
HumanMouse (ortholog)
Top expressed in
  • right hemisphere of cerebellum

  • right frontal lobe

  • Brodmann area 9

  • prefrontal cortex

  • cingulate gyrus

  • anterior cingulate cortex

  • postcentral gyrus

  • superior frontal gyrus

  • nucleus accumbens

  • hypothalamus
Top expressed in
  • superior frontal gyrus

  • cerebellar cortex

  • dentate gyrus of hippocampal formation granule cell

  • pontine nuclei

  • dorsal tegmental nucleus

  • dorsomedial hypothalamic nucleus

  • cerebellar vermis

  • medial vestibular nucleus

  • lobe of cerebellum

  • subiculum
More reference expression data
BioGPS
More reference expression data
Gene ontology
Molecular function
  • SNAP receptor activity
  • protein kinase binding
  • signaling receptor binding
  • SNARE binding
  • protein domain specific binding
Cellular component
  • integral component of membrane
  • cytosol
  • membrane
  • synaptic vesicle
  • plasma membrane
  • spindle
  • microtubule organizing center
  • SNARE complex
  • cytoskeleton
  • nuclear lamina
  • nucleus
  • nucleoplasm
  • centrosome
  • cytoplasm
  • presynaptic membrane
  • presynapse
  • presynaptic active zone membrane
  • axon
  • neuromuscular junction
  • endomembrane system
Biological process
  • synaptic vesicle docking
  • spontaneous neurotransmitter secretion
  • positive regulation of neurotransmitter secretion
  • regulation of exocytosis
  • vesicle docking
  • positive regulation of excitatory postsynaptic potential
  • regulation of gene expression
  • protein transport
  • intracellular protein transport
  • neurotransmitter transport
  • vesicle-mediated transport
  • regulation of synaptic vesicle priming
  • negative regulation of neuron projection development
  • regulation of synaptic activity
  • vesicle docking involved in exocytosis
  • calcium ion-regulated exocytosis of neurotransmitter
  • protein localization to membrane
  • negative regulation of synaptic vesicle recycling
  • positive regulation of spontaneous neurotransmitter secretion
  • negative regulation of macropinocytosis
  • synaptic vesicle fusion to presynaptic active zone membrane
  • exocytic insertion of neurotransmitter receptor to postsynaptic membrane
  • synaptic vesicle exocytosis
  • exocytosis
  • vesicle fusion
Sources:Amigo / QuickGO
Orthologs
SpeciesHumanMouse
Entrez

112755

56216

Ensembl

ENSG00000099365

ENSMUSG00000030806

UniProt

P61266

P61264

RefSeq (mRNA)

NM_052874

NM_024414

RefSeq (protein)

NP_443106

NP_077725

Location (UCSC)Chr 16: 30.99 – 31.01 MbChr 7: 127.4 – 127.42 Mb
PubMed search[3][4]
Wikidata
View/Edit HumanView/Edit Mouse

Syntaxin-1B is a protein that in humans is encoded by the STX1B gene.[5]

Interactions

STX1B has been shown to interact with UNC13B.[6]

References

  1. ^ a b c GRCh38: Ensembl release 89: ENSG00000099365 – Ensembl, May 2017
  2. ^ a b c GRCm38: Ensembl release 89: ENSMUSG00000030806 – Ensembl, May 2017
  3. ^ "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  4. ^ "Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  5. ^ "Entrez Gene: STX1B2 syntaxin 1B2".
  6. ^ Betz A, Okamoto M, Benseler F, Brose N (January 1997). "Direct interaction of the rat unc-13 homologue Munc13-1 with the N terminus of syntaxin". The Journal of Biological Chemistry. 272 (4): 2520–6. doi:10.1074/jbc.272.4.2520. PMID 8999968.

Further reading

  • Li G, Alexander EA, Schwartz JH (May 2003). "Syntaxin isoform specificity in the regulation of renal H+-ATPase exocytosis". The Journal of Biological Chemistry. 278 (22): 19791–7. doi:10.1074/jbc.M212250200. PMID 12651853.
  • Pérez-Brangulí F, Muhaisen A, Blasi J (June 2002). "Munc 18a binding to syntaxin 1A and 1B isoforms defines its localization at the plasma membrane and blocks SNARE assembly in a three-hybrid system assay". Molecular and Cellular Neurosciences. 20 (2): 169–80. doi:10.1006/mcne.2002.1122. PMID 12093152. S2CID 23927545.
  • Nagamatsu S, Nakamichi Y, Watanabe T, Matsushima S, Yamaguchi S, Ni J, Itagaki E, Ishida H (January 2001). "Localization of cellubrevin-related peptide, endobrevin, in the early endosome in pancreatic beta cells and its physiological function in exo-endocytosis of secretory granules". Journal of Cell Science. 114 (Pt 1): 219–227. doi:10.1242/jcs.114.1.219. PMID 11112705.
  • Betz A, Okamoto M, Benseler F, Brose N (January 1997). "Direct interaction of the rat unc-13 homologue Munc13-1 with the N terminus of syntaxin". The Journal of Biological Chemistry. 272 (4): 2520–6. doi:10.1074/jbc.272.4.2520. PMID 8999968.
  • Smirnova T, Miniou P, Viegas-Pequignot E, Mallet J (September 1996). "Assignment of the human syntaxin 1B gene (STX) to chromosome 16p11.2 by fluorescence in situ hybridization". Genomics. 36 (3): 551–3. doi:10.1006/geno.1996.0506. PMID 8884284.
  • Smirnova T, Stinnakre J, Mallet J (October 1993). "Characterization of a presynaptic glutamate receptor". Science. 262 (5132): 430–3. Bibcode:1993Sci...262..430S. doi:10.1126/science.8105537. PMID 8105537.
  • v
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  • 1hvv: SELF-ASSOCIATION OF THE H3 REGION OF SYNTAXIN 1A: IMPLICATIONS FOR SNARE COMPLEX ASSEMBLY
    1hvv: SELF-ASSOCIATION OF THE H3 REGION OF SYNTAXIN 1A: IMPLICATIONS FOR SNARE COMPLEX ASSEMBLY
  • 1jth: Crystal structure and biophysical properties of a complex between the N-terminal region of SNAP25 and the SNARE region of syntaxin 1a
    1jth: Crystal structure and biophysical properties of a complex between the N-terminal region of SNAP25 and the SNARE region of syntaxin 1a
  • 1kil: Three-dimensional structure of the complexin/SNARE complex
    1kil: Three-dimensional structure of the complexin/SNARE complex
  • 1n7s: High Resolution Structure of a Truncated Neuronal SNARE Complex
    1n7s: High Resolution Structure of a Truncated Neuronal SNARE Complex
  • 1urq: CRYSTAL STRUCTURE OF NEURONAL Q-SNARES IN COMPLEX WITH R-SNARE MOTIF OF TOMOSYN
    1urq: CRYSTAL STRUCTURE OF NEURONAL Q-SNARES IN COMPLEX WITH R-SNARE MOTIF OF TOMOSYN
  • v
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Synaptic vesicle
SNARE
Q-SNARE
R-SNARE
Synaptotagmin
Other
COPI
COPII
RME/Clathrin
Caveolae
Other/ungrouped
Vesicle formation
Adaptor protein complex 1:
Adaptor protein complex 2:
Adaptor protein complex 3:
Adaptor protein complex 4:
BLOC-1:
BLOC-2:
BLOC-3:
Coats:
Small GTPase
Other
See also vesicular transport protein disorders
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