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CBLB (gene)

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(Redirected from CBLB (genetics)) Protein-coding gene in the species Homo sapiens

CBLB
Available structures
PDBOrtholog search: PDBe RCSB
List of PDB id codes

2AK5, 2BZ8, 2DO6, 2J6F, 2JNH, 2LDR, 2OOA, 2OOB, 3PFV, 3VGO, 3ZNI

Identifiers
AliasesCBLB, Cbl-b, RNF56, Nbla00127, Cbl proto-oncogene B
External IDsOMIM: 604491; MGI: 2146430; HomoloGene: 15856; GeneCards: CBLB; OMA:CBLB - orthologs
Gene location (Human)
Chromosome 3 (human)
Chr.Chromosome 3 (human)
Chromosome 3 (human)Genomic location for CBLBGenomic location for CBLB
Band3q13.11Start105,655,461 bp
End105,869,552 bp
Gene location (Mouse)
Chromosome 16 (mouse)
Chr.Chromosome 16 (mouse)
Chromosome 16 (mouse)Genomic location for CBLBGenomic location for CBLB
Band16|16 B5Start51,851,588 bp
End52,028,411 bp
RNA expression pattern
Bgee
HumanMouse (ortholog)
Top expressed in
  • pericardium

  • epithelium of colon

  • Achilles tendon

  • tail of epididymis

  • saphenous vein

  • gastric mucosa

  • tibia

  • decidua

  • tibial nerve

  • visceral pleura
Top expressed in
  • hand

  • genital tubercle

  • tail of embryo

  • umbilical cord

  • cumulus cell

  • renal corpuscle

  • lymph node

  • blood

  • left lung lobe

  • mesenteric lymph nodes
More reference expression data
BioGPS
More reference expression data
Gene ontology
Molecular function
Cellular component
Biological process
Sources:Amigo / QuickGO
Orthologs
SpeciesHumanMouse
Entrez

868

208650

Ensembl

ENSG00000114423

ENSMUSG00000022637

UniProt

Q13191

Q3TTA7

RefSeq (mRNA)
NM_170662
NM_001321786
NM_001321788
NM_001321789
NM_001321790

NM_001321791
NM_001321793
NM_001321794
NM_001321795
NM_001321796
NM_001321797
NM_001321798
NM_001321799
NM_001321806
NM_001321807
NM_001321808
NM_001321811
NM_001321813
NM_001321816
NM_001321820
NM_001321822
NM_004351

NM_001033238

RefSeq (protein)
NP_001308715
NP_001308717
NP_001308718
NP_001308719
NP_001308720

NP_001308722
NP_001308723
NP_001308724
NP_001308725
NP_001308726
NP_001308727
NP_001308728
NP_001308735
NP_001308736
NP_001308737
NP_001308740
NP_001308742
NP_001308745
NP_001308749
NP_001308751
NP_733762

NP_001028410

Location (UCSC)Chr 3: 105.66 – 105.87 MbChr 16: 51.85 – 52.03 Mb
PubMed search
Wikidata
View/Edit HumanView/Edit Mouse

CBL-B is an E3 ubiquitin-protein ligase that in humans is encoded by the CBLB gene. CBLB is a member of the CBL gene family.

Function

CBL-B functions as a negative regulator of T-cell activation. CBL-B expression in T cells causes ligand-induced T cell receptor down-modulation, controlling the activation degree of T cells during antigen presentation.

Clinical significance

Mutation of the CBLB gene has been associated with autoimmune conditions such as type 1 diabetes.

Interactions

CBLB has been shown to interact with:

References

  1. ^ GRCh38: Ensembl release 89: ENSG00000114423Ensembl, May 2017
  2. ^ GRCm38: Ensembl release 89: ENSMUSG00000022637Ensembl, 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. Keane MM, Rivero-Lezcano OM, Mitchell JA, Robbins KC, Lipkowitz S (July 1995). "Cloning and characterization of cbl-b: a SH3 binding protein with homology to the c-cbl proto-oncogene". Oncogene. 10 (12): 2367–77. PMID 7784085.
  6. "Entrez Gene: CBLB Cas-Br-M (murine) ecotropic retroviral transforming sequence b".
  7. Wallner S, Gruber T, Baier G, Wolf D (2012). "Releasing the brake: targeting Cbl-b to enhance lymphocyte effector functions". Clin. Dev. Immunol. 2012: 692639. doi:10.1155/2012/692639. PMC 3328896. PMID 22550535.
  8. Naramura M, Jang IK, Kole H, Huang F, Haines D, Gu H (August 2002). "Pc-Cbl and Cbl-b regulate T cell responsiveness by promoting ligand-induced TCR down-modulation". Nature Immunology. 3 (12): 1192–9. doi:10.1038/ni855. PMID 12415267. S2CID 13354434.
  9. Karwacz K, Bricogne C, MacDonald D, Arce F, Bennett CL, Collins M, Escors D (August 2011). "PD-L1 co-stimulation contributes to ligand-induced T cell receptor down-modulation on CD8+ T cells". EMBO Molecular Medicine. 3 (10): 581–92. doi:10.1002/emmm.201100165. PMC 3191120. PMID 21739608.
  10. Hoyne GF, Flening E, Yabas M, Teh C, Altin JA, Randall K, Thien CB, Langdon WY, Goodnow CC (February 2011). "Visualizing the role of Cbl-b in control of islet-reactive CD4 T cells and susceptibility to type 1 diabetes". J. Immunol. 186 (4): 2024–32. doi:10.4049/jimmunol.1002296. hdl:1885/66821. PMID 21248249.
  11. Yokoi N, Fujiwara Y, Wang HY, Kitao M, Hayashi C, Someya T, Kanamori M, Oiso Y, Tajima N, Yamada Y, Seino Y, Ikegami H, Seino S (March 2008). "Identification and functional analysis of CBLB mutations in type 1 diabetes". Biochem. Biophys. Res. Commun. 368 (1): 37–42. doi:10.1016/j.bbrc.2008.01.032. PMID 18201552.
  12. ^ Elly C, Witte S, Zhang Z, Rosnet O, Lipkowitz S, Altman A, Liu YC (February 1999). "Tyrosine phosphorylation and complex formation of Cbl-b upon T cell receptor stimulation". Oncogene. 18 (5): 1147–56. doi:10.1038/sj.onc.1202411. PMID 10022120.
  13. Schulze WX, Deng L, Mann M (2005). "Phosphotyrosine interactome of the ErbB-receptor kinase family". Mol. Syst. Biol. 1: E1–E13. doi:10.1038/msb4100012. PMC 1681463. PMID 16729043.
  14. Ettenberg SA, Keane MM, Nau MM, Frankel M, Wang LM, Pierce JH, Lipkowitz S (March 1999). "cbl-b inhibits epidermal growth factor receptor signaling". Oncogene. 18 (10): 1855–66. doi:10.1038/sj.onc.1202499. PMID 10086340.
  15. ^ Lavagna-Sévenier C, Marchetto S, Birnbaum D, Rosnet O (June 1998). "The CBL-related protein CBLB participates in FLT3 and interleukin-7 receptor signal transduction in pro-B cells". J. Biol. Chem. 273 (24): 14962–7. doi:10.1074/jbc.273.24.14962. PMID 9614102.
  16. Magnifico A, Ettenberg S, Yang C, Mariano J, Tiwari S, Fang S, Lipkowitz S, Weissman AM (October 2003). "WW domain HECT E3s target Cbl RING finger E3s for proteasomal degradation". J. Biol. Chem. 278 (44): 43169–77. doi:10.1074/jbc.M308009200. PMID 12907674.
  17. Szymkiewicz I, Kowanetz K, Soubeyran P, Dinarina A, Lipkowitz S, Dikic I (October 2002). "CIN85 participates in Cbl-b-mediated down-regulation of receptor tyrosine kinases". J. Biol. Chem. 277 (42): 39666–72. doi:10.1074/jbc.M205535200. PMID 12177062.

External links

Further reading

PDB gallery
  • 2ooa: crystal structure of the UBA domain from Cbl-b ubiquitin ligase 2ooa: crystal structure of the UBA domain from Cbl-b ubiquitin ligase
  • 2oob: crystal structure of the UBA domain from Cbl-b ubiquitin ligase in complex with ubiquitin 2oob: crystal structure of the UBA domain from Cbl-b ubiquitin ligase in complex with ubiquitin
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