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Literature summary for 3.1.3.36 extracted from

  • Vinciguerra, M.; Foti, M.
    PTEN and SHIP2 phosphoinositide phosphatases as negative regulators of insulin signalling (2006), Arch. Physiol. Biochem., 112, 89-104.
    View publication on PubMed

Application

Application Comment Organism
medicine SHIP2 plays an important role in insulin-dependent signaling pathways controlling glucose and lipid, metabolsim in vivo. A fine tuning of SHIP2 expression/activation in target organs is likely to be beneficial to correct metabolic dysfunctions in pathological conditions such as insulin resistance diabetes melitus and obesity Mus musculus

Cloned(Commentary)

Cloned (Comment) Organism
overexpression of SHIP2 in 3T3-L1 adipocytes, B lymphocytes and L6 myotubes Mus musculus
overexpression of SHIP2 in CHO cells Cricetulus griseus
overexpression of SHIP2 in COS-7 cells Chlorocebus aethiops

Protein Variants

Protein Variants Comment Organism
additional information direct interaction of SHIP2 with insulin receptor and filamin are evidenced in COS-7 cells Chlorocebus aethiops
additional information in CHO cells, SHIP2 is found to form a complex with Cbl and Cbl-associated protein (CAP), two proteins potentially involved in insulin-induced glucose uptake Cricetulus griseus
additional information liver-specific overexpresion of wild-type SHIP2 or a dominant-negative mutant in mice by adenoviral vector injection leads to inhibition of insulin-induced Akt activation, glucose metabolism and hepatic gene expression using wild-type SHIP2 while the dominant negative mutant fails to do so Mus musculus
additional information overexpression of SHIP2 in L6 myotubes and B lymphocytes results in inhibition of both Akt-dependent and ERK1/2-dependent pathways stimulated by insulin. Expression of a dominant negative SHIP2 mutant in 3T3-L1 adipocytes results in inactivation of insulin signaling through the PI-3 kinase/Akt pathway. However, when SHIP2 is knocked down by RNA silencing in 3T3-L1 adipocytes, no effects are observed, suggesting that loss of SHIP2 function has no impact on insulin singnaling in 3T3-L1 adipocytes Mus musculus
additional information SHIP2 knock out mice (deletion of the first 18 exons of the SHIP2 gene) exhibit enhanced PtdIns 3-kinase-dependent signalling, alteration in lipid metabolism and energy expenditure. SHIP2 knock-out mice fed with a high-fat diet are resistant to weight gain and do not become hyperglycemic or insulin resistant Mus musculus

Organism

Organism UniProt Comment Textmining
Chlorocebus aethiops
-
-
-
Cricetulus griseus
-
-
-
Mus musculus
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-
-

Source Tissue

Source Tissue Comment Organism Textmining
adipocyte
-
Mus musculus
-
CHO cell
-
Cricetulus griseus
-
COS-7 cell
-
Chlorocebus aethiops
-
liver
-
Mus musculus
-
lymphocyte
-
Mus musculus
-
myotube
-
Mus musculus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-myo-phosphatidylinositol 3,4,5-trisphosphate
-
Cricetulus griseus D-myo-phosphatidylinositol 3,4-bisphosphate + phosphate
-
?
D-myo-phosphatidylinositol 3,4,5-trisphosphate
-
Mus musculus D-myo-phosphatidylinositol 3,4-bisphosphate + phosphate
-
?
D-myo-phosphatidylinositol 3,4,5-trisphosphate
-
Chlorocebus aethiops D-myo-phosphatidylinositol 3,4-bisphosphate + phosphate
-
?

Synonyms

Synonyms Comment Organism
SHIP2
-
Cricetulus griseus
SHIP2
-
Mus musculus
SHIP2
-
Chlorocebus aethiops