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PTP1B Mouse, Unlabeled, Clone: 15, BD

Mouse Monoclonal Antibody

Manufacturer:  BD Biosciences 610139

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Catalog No. BDB610139


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Description

Description

PTP1B is a member of the class of enzymes termed protein tyrosine phosphatases(PTPs). This 50 kDa protein contains a conserved phosphatases domain at residues 30-278 and is localized to the cytoplasmic face of the endoplasmic reticulum by its C-terminal 35 residues. Its interactions with other proteins are mediated by proline-rich regions and SH2 compatible sequences. PTP1B is thought to act as a negative regulator in insulin signaling. Insulin stimulation induces its association with the insulin receptor and tyrosine phosphorylation. Its overexpression inhibits proximal and distal insulin signaling events, possibly due to receptor dephosphorylation. Microinjection of PTP1B into Xenopus oocytes blocks insulin-induced maturation. Additional studies demonstrate that PTP1B undergoes cell cycle-dependent and/or stress-induced serine phosphorylation. This suggests further regulatory roles that are not yet defined.

Specifications

Specifications

PTP1B
15
Unconjugated
Affinity Purified
Aqueous buffered solution containing BSA
50μg
Cell Biology
Primary
Canine, Chicken, Frog, Human, Murine, Rat
Western Blot
250μg/mL
Aqueous buffered solution containing BSA, glycerol, and ≤0.09% sodium azide.
Murine
IgG2a
RUO
Store undiluted at -20°C.
Monoclonal
Documents
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