SPTBN2

Protein-coding gene in the species Homo sapiens
SPTBN2
Available structures
PDBOrtholog search: PDBe RCSB
List of PDB id codes

1WJM, 1WYQ

Identifiers
AliasesSPTBN2, GTRAP41, SCA5, SCAR14, spectrin beta, non-erythrocytic 2
External IDsOMIM: 604985; MGI: 1313261; HomoloGene: 48482; GeneCards: SPTBN2; OMA:SPTBN2 - orthologs
Gene location (Human)
Chromosome 11 (human)
Chr.Chromosome 11 (human)[1]
Chromosome 11 (human)
Genomic location for SPTBN2
Genomic location for SPTBN2
Band11q13.2Start66,682,497 bp[1]
End66,744,670 bp[1]
Gene location (Mouse)
Chromosome 19 (mouse)
Chr.Chromosome 19 (mouse)[2]
Chromosome 19 (mouse)
Genomic location for SPTBN2
Genomic location for SPTBN2
Band19 A|19 4.1 cMStart4,761,195 bp[2]
End4,802,388 bp[2]
RNA expression pattern
Bgee
HumanMouse (ortholog)
Top expressed in
  • skin of abdomen

  • ganglionic eminence

  • prefrontal cortex

  • cingulate gyrus

  • nucleus accumbens

  • amygdala

  • Brodmann area 9

  • gums

  • oral cavity

  • vulva
Top expressed in
  • entorhinal cortex

  • superior frontal gyrus

  • Region I of hippocampus proper

  • primary motor cortex

  • cerebellar cortex

  • prefrontal cortex

  • hippocampus proper

  • subiculum

  • cerebellar vermis

  • lip
More reference expression data
BioGPS
More reference expression data
Gene ontology
Molecular function
  • actin binding
  • phospholipid binding
  • structural constituent of cytoskeleton
  • cadherin binding
  • structural constituent of synapse
Cellular component
  • cell junction
  • neuronal cell body
  • cell cortex
  • apical plasma membrane
  • cytoskeleton
  • spectrin
  • extracellular space
  • cytoplasm
  • cytosol
  • parallel fiber to Purkinje cell synapse
  • presynapse
  • glutamatergic synapse
  • postsynaptic spectrin-associated cytoskeleton
Biological process
  • antigen processing and presentation of exogenous peptide antigen via MHC class II
  • multicellular organism growth
  • MAPK cascade
  • axon guidance
  • cerebellar Purkinje cell layer morphogenesis
  • endoplasmic reticulum to Golgi vesicle-mediated transport
  • adult behavior
  • actin filament capping
  • synapse assembly
  • vesicle-mediated transport
  • cytoskeleton organization
  • regulation of molecular function
  • postsynapse organization
Sources:Amigo / QuickGO
Orthologs
SpeciesHumanMouse
Entrez

6712

20743

Ensembl

ENSG00000173898

ENSMUSG00000067889

UniProt

O15020

Q68FG2

RefSeq (mRNA)

NM_006946

NM_021287

RefSeq (protein)

NP_008877

NP_067262

Location (UCSC)Chr 11: 66.68 – 66.74 MbChr 19: 4.76 – 4.8 Mb
PubMed search[3][4]
Wikidata
View/Edit HumanView/Edit Mouse

Spectrin beta chain, brain 2 is a protein that in humans is encoded by the SPTBN2 gene.[5][6][7]

Clinical significance

Mutations in this gene is associated with Spinocerebellar ataxia type 5.

Interactions

SPTBN2 has been shown to interact with:

References

  1. ^ a b c GRCh38: Ensembl release 89: ENSG00000173898 – Ensembl, May 2017
  2. ^ a b c GRCm38: Ensembl release 89: ENSMUSG00000067889 – 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. ^ Stankewich MC, Tse WT, Peters LL, Ch'ng Y, John KM, Stabach PR, Devarajan P, Morrow JS, Lux SE (Dec 1998). "A widely expressed βIII spectrin associated with Golgi and cytoplasmic vesicles". Proc Natl Acad Sci U S A. 95 (24): 14158–63. Bibcode:1998PNAS...9514158S. doi:10.1073/pnas.95.24.14158. PMC 24343. PMID 9826670.
  6. ^ Ikeda Y, Dick KA, Weatherspoon MR, Gincel D, Armbrust KR, Dalton JC, Stevanin G, Dürr A, Zühlke C, Bürk K, Clark HB, Brice A, Rothstein JD, Schut LJ, Day JW, Ranum LP (January 2006). "Spectrin mutations cause spinocerebellar ataxia type 5". Nat Genet. 38 (2): 184–90. doi:10.1038/ng1728. PMID 16429157. S2CID 35280646.
  7. ^ "Entrez Gene: SPTBN2 spectrin, beta, non-erythrocytic 2".
  8. ^ a b Mao B, Wu W, Li Y, Hoppe D, Stannek P, Glinka A, Niehrs C (May 2001). "LDL-receptor-related protein 6 is a receptor for Dickkopf proteins". Nature. 411 (6835): 321–5. Bibcode:2001Natur.411..321M. doi:10.1038/35077108. PMID 11357136. S2CID 4323027.
  9. ^ a b Holleran EA, Ligon LA, Tokito M, Stankewich MC, Morrow JS, Holzbaur EL (September 2001). "beta III spectrin binds to the Arp1 subunit of dynactin". J. Biol. Chem. 276 (39): 36598–605. doi:10.1074/jbc.M104838200. PMID 11461920.
  10. ^ Sakaguchi G, Orita S, Naito A, Maeda M, Igarashi H, Sasaki T, Takai Y (July 1998). "A novel brain-specific isoform of beta spectrin: isolation and its interaction with Munc13". Biochem. Biophys. Res. Commun. 248 (3): 846–51. doi:10.1006/bbrc.1998.9067. PMID 9704016.

Further reading

  • De Matteis MA, Morrow JS (2000). "Spectrin tethers and mesh in the biosynthetic pathway". J. Cell Sci. 113 (13): 2331–43. doi:10.1242/jcs.113.13.2331. PMID 10852813.
  • Ranum LP, Schut LJ, Lundgren JK, Orr HT, Livingston DM (1995). "Spinocerebellar ataxia type 5 in a family descended from the grandparents of President Lincoln maps to chromosome 11". Nat. Genet. 8 (3): 280–4. doi:10.1038/ng1194-280. PMID 7874171. S2CID 3133154.
  • Nagase T, Ishikawa K, Nakajima D, Ohira M, Seki N, Miyajima N, Tanaka A, Kotani H, Nomura N, Ohara O (1997). "Prediction of the coding sequences of unidentified human genes. VII. The complete sequences of 100 new cDNA clones from brain which can code for large proteins in vitro". DNA Res. 4 (2): 141–50. doi:10.1093/dnares/4.2.141. PMID 9205841.
  • Ohara O, Ohara R, Yamakawa H, Nakajima D, Nakayama M (1998). "Characterization of a new beta-spectrin gene which is predominantly expressed in brain". Brain Res. Mol. Brain Res. 57 (2): 181–92. doi:10.1016/S0169-328X(98)00068-0. PMID 9675416.
  • Sakaguchi G, Orita S, Naito A, Maeda M, Igarashi H, Sasaki T, Takai Y (1998). "A novel brain-specific isoform of beta spectrin: isolation and its interaction with Munc13". Biochem. Biophys. Res. Commun. 248 (3): 846–51. doi:10.1006/bbrc.1998.9067. PMID 9704016.
  • Holleran EA, Ligon LA, Tokito M, Stankewich MC, Morrow JS, Holzbaur EL (2001). "beta III spectrin binds to the Arp1 subunit of dynactin". J. Biol. Chem. 276 (39): 36598–605. doi:10.1074/jbc.M104838200. PMID 11461920.
  • Shoeman RL, Hartig R, Hauses C, Traub P (2003). "Organization of focal adhesion plaques is disrupted by action of the HIV-1 protease". Cell Biol. Int. 26 (6): 529–39. doi:10.1006/cbir.2002.0895. PMID 12119179. S2CID 39778155.
  • Nakayama M, Kikuno R, Ohara O (2003). "Protein–Protein Interactions Between Large Proteins: Two-Hybrid Screening Using a Functionally Classified Library Composed of Long cDNAs". Genome Res. 12 (11): 1773–84. doi:10.1101/gr.406902. PMC 187542. PMID 12421765.
  • Bignone PA, Baines AJ (2003). "Spectrin alpha II and beta II isoforms interact with high affinity at the tetramerization site". Biochem. J. 374 (Pt 3): 613–24. doi:10.1042/BJ20030507. PMC 1223645. PMID 12820899.
  • Olsen JV, Blagoev B, Gnad F, Macek B, Kumar C, Mortensen P, Mann M (2006). "Global, in vivo, and site-specific phosphorylation dynamics in signaling networks". Cell. 127 (3): 635–48. doi:10.1016/j.cell.2006.09.026. PMID 17081983. S2CID 7827573.
  • v
  • t
  • e
  • 1wjm: Solution structure of pleckstrin homology domain of human beta III spectrin.
    1wjm: Solution structure of pleckstrin homology domain of human beta III spectrin.
  • 1wyq: Solution structure of the second CH domain of human spectrin beta chain, brain 2
    1wyq: Solution structure of the second CH domain of human spectrin beta chain, brain 2
  • v
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Human
Microfilaments
and ABPs
Myofilament
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Other
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filaments
Type 1/2
(Keratin,
Cytokeratin)
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Ungrouped alpha
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Type 4
Type 5
Microtubules
and MAPs
Tubulins
MAPs
Kinesins
Dyneins
Microtubule organising proteins
Microtubule severing proteins
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Catenins
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Nonhuman
See also: cytoskeletal defects


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