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DARPP 32, His-Tag (PPP1R1B) Recombinant Protein

For Research Use Only. Not for use in diagnostic procedures. Catalog #: MBS637108

DARPP-32 (dopamine and cyclic AMP regulated phosphoprotein, relative MR 32kD) is a cytosolic protein highly enriched in mediumsized spiny neurons of the neostriatum (1). Dopamine stimulates phosphorylation of DARPP-32 through D1 receptors and activation of… More details

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Product Overview

Online Datasheet in PDF
Product Name
DARPP 32, His-Tag (Ppp1r1b), Recombinant Protein
Full Product Name
DARPP 32, His-Tag, Recombinant, Human (Dopamine and cAMP-regulated Phosphoprotein, Protein phosphatase 1 regulatory subunit 1B, PP1R1B)
Form/Format
Supplied as a liquid in Tris-buffered saline, 40% glycerol.
Purity/Purification
Purified
~90% by SDS-PAGE. The Recombinant DARPP-32 His fusion protein preparation shows two bands of 38kD and 26kD, the latter representing a form lacking ~10-12kD from the carboxy terminus. Both bands are excellent substrates for phosphorylation.
Preparation and Storage
May be stored at 4 degree C for short-term only. For long-term storage, aliquot and store at -20 degree C. Aliquots are stable for at least 6 months at -20 degree C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.
Molecular Weight
21,781 Da
Chromosome Location
Chromosome: 11; NC_000077.6 (98348738..98357795). Location: 11 D; 11
3D Structure
ModBase 3D Structure for Q60829
Application Notes for Ppp1r1b recombinant protein
Suitable for use in Phosphatase assays.,

Other Notes

Small volumes of Ppp1r1b recombinant protein vial(s) may occasionally become entrapped in the seal of the product vial during shipment and storage. If necessary, briefly centrifuge the vial on a tabletop centrifuge to dislodge any liquid in the container`s cap. Certain products may require to ship with dry ice and additional dry ice fee may apply.

Searchable Terms for Ppp1r1b purchase

MBS637108 is a recombinant protein targeting Ppp1r1b. Also known as DARPP 32, His-Tag, Recombinant, Human (Dopamine and cAMP-regulated Phosphoprotein, Protein phosphatase 1 regulatory subunit 1B, PP1R1B).

Additional Details

NCBI/Uniprot data below describe general gene information for Ppp1r1b. It may not necessarily be applicable to this product.

NCBI GI #
NCBI GeneID
NCBI Accession #
UniProt Primary Accession #
UniProt Secondary Accession #
UniProt Related Accession #
NCBI Official Full Name
DARPP-32, partial
NCBI Official Synonym Full Names
protein phosphatase 1, regulatory (inhibitor) subunit 1B
NCBI Official Symbol
Ppp1r1b
NCBI Official Synonym Symbols
Darpp32; AU040756; DARPP-32
UniProt Protein Name
Protein phosphatase 1 regulatory subunit 1B
UniProt Synonym Protein Names
DARPP-32; Dopamine- and cAMP-regulated neuronal phosphoprotein
UniProt Gene Name
Ppp1r1b
UniProt Entry Name
PPR1B_MOUSE
NCBI Protein Information
protein phosphatase 1 regulatory subunit 1B; dopamine- and cAMP-regulated neuronal phosphoprotein

UniProt Comments for Ppp1r1b

DARPP-32: a member of the protein phosphatase inhibitor 1 family. A dopamine- and cyclic AMP-regulated neuronal phosphoprotein. Both dopaminergic and glutamatergic (NMDA) receptor stimulation regulate the extent of DARPP32 phosphorylation, but in opposite directions. Dopamine D1 receptor stimulation enhances cAMP formation, resulting in the phosphorylation of DARPP32; phosphorylated DARPP32 is a potent protein phosphatase-1 inhibitor. NMDA receptor stimulation elevates intracellular calcium, which leads to activation of calcineurin and dephosphorylation of phospho-DARPP32, thereby reducing the phosphatase-1 inhibitory activity of DARPP32. Two alternatively-spliced isoforms have been described.

Protein type: Protein phosphatase, regulatory subunit; Motility/polarity/chemotaxis

Cellular Component: cell soma; cytoplasm; intracellular; nucleus

Molecular Function: D4 dopamine receptor binding; protein phosphatase inhibitor activity; type 1 serine/threonine specific protein phosphatase inhibitor activity; D1 dopamine receptor binding; D3 dopamine receptor binding; D5 dopamine receptor binding; D2 dopamine receptor binding

Biological Process: negative regulation of female receptivity; transcription, DNA-dependent; response to amphetamine; negative regulation of catalytic activity; visual learning; negative regulation of protein kinase activity; signal transduction
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Precautions

All of MyBioSource's Products are for scientific laboratory research purposes and are not for diagnostic, therapeutics, prophylactic or in vivo use. Through your purchase, you expressly represent and warrant to MyBioSource that you will properly test and use any Products purchased from MyBioSource in accordance with industry standards. MyBioSource and its authorized distributors reserve the right to refuse to process any order where we reasonably believe that the intended use will fall outside of our acceptable guidelines.

Disclaimer

While every efforts were made to ensure the accuracy of the information provided in this datasheet, MyBioSource will not be liable for any omissions or errors contained herein. MyBioSource reserves the right to make changes to this datasheet at any time without prior notice.

It is the responsibility of the customer to report product performance issues to MyBioSource within 30 days of receipt of the product. Please visit our Terms & Conditions page for more information.

Product Note

Select online data sheet information is drawn from bioinformatics databases, occasionally resulting in ambiguous or non-relevant product information. It is the responsibility of the customer to review, verify, and evaluate the information to make sure it matches their requirements before purchasing the kit. Our ELISA Kit assays are dynamic research tools and sometimes they may be updated and improved. If the format of this assay is important to you then please request the current manual or contact our technical support team with a presales inquiry before placing an order. We will confirm the current details of the assay. We cannot guarantee the sample manual posted online is the most current manual, it is intended to serve as an example only. Please refer to the instructions For Use provided with the assay kit for precise details.

Product PubMed Publications

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