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SDS-Page

PSME2 recombinant protein

PSME2, 1-239aa, Human, His tag E Coli

Gene Names
PSME2; PA28B; REGbeta; PA28beta
Applications
SDS-Page
Purity
> 95% by SDS-PAGE
Synonyms
PSME2; 1-239aa; Human; His tag E Coli; Proteasome (prosome macropain) activator subunit 2; Proteasome (prosome; macropain) activator subunit 2; PA28B; PA28beta; REGbeta; PSME2 recombinant protein
Ordering
For Research Use Only!
Host
E Coli
Purity/Purification
> 95% by SDS-PAGE
Form/Format
Liquid. 20mM Tris-HCl Buffer (pH 8.0) containing 20% glycerol, 0.1M NaCl, 1mM DTT, 0.1mM PMSF
Concentration
1.0 mg/ml (determined by Bradford assay) (varies by lot)
Sequence
MGSSHHHHHH SSGLVPRGSH MAKPCGVRLS GEARKQVEVF RQNLFQEAEE FLYRFLPQKI IYLNQLLQED SLNVADLTSL RAPLDIPIPD PPPKDDEMET DKQEKKEVPK CGFLPGNEKV LSLLALVKPE VWTLKEKCIL VITWIQHLIP KIEDGNDFGV AIQEKVLERV NAVKTKVEAF QTTISKYFSE RGDAVAKASK ETHVMDYRAL VHERDEAAYG ELRAMVLDLR AFYAELYHII SSNLEKIVNP KGEEKPSMY
Sequence Length
239
Applicable Applications for PSME2 recombinant protein
SDS-PAGE
Antigen Species
Human
Tag Information
His-tag
Preparation and Storage
Can be stored at 4 degree C short term (1-2 weeks).
For long term storage, aliquot and store at -20 degree C or -70 degree C.
Avoid repeated freezing and thawing cycles.

SDS-Page

SDS-Page
Related Product Information for PSME2 recombinant protein
PSME2, also known as proteasome (prosome, macropain) activator subunit 2, is an IFN-gamma inducible proteasome activator required for presentation of certain major histocompatibility (MHC) class I antigens. Downregulation of PSME2 results in abnormal proteasome activation and has been implicated in the development of intimal hyperplasia (IH) in animal models. Recombinant human PSME2 protein, fused to His-tag at N-terminus, was expressed in E Coli and purified by using conventional chromatography.
Product Categories/Family for PSME2 recombinant protein
References
Kohda K. et al. (1998) J. Immunol. 160: 4923-4935.; Fabunmi R.P. et al. (2001) J. Cell. Sci. 114: 29-36

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
Molecular Weight
29.5 kDa (259aa), confirmed by MALDI-TOF
NCBI Official Full Name
Proteasome (prosome, macropain) activator subunit 2 (PA28 beta)
NCBI Official Synonym Full Names
proteasome activator subunit 2
NCBI Official Symbol
PSME2
NCBI Official Synonym Symbols
PA28B; REGbeta; PA28beta
NCBI Protein Information
proteasome activator complex subunit 2
UniProt Protein Name
Proteasome activator complex subunit 2
UniProt Gene Name
PSME2
UniProt Synonym Gene Names
REG-beta; PA28b; PA28beta

NCBI Description

The 26S proteasome is a multicatalytic proteinase complex with a highly ordered structure composed of 2 complexes, a 20S core and a 19S regulator. The 20S core is composed of 4 rings of 28 non-identical subunits; 2 rings are composed of 7 alpha subunits and 2 rings are composed of 7 beta subunits. The 19S regulator is composed of a base, which contains 6 ATPase subunits and 2 non-ATPase subunits, and a lid, which contains up to 10 non-ATPase subunits. Proteasomes are distributed throughout eukaryotic cells at a high concentration and cleave peptides in an ATP/ubiquitin-dependent process in a non-lysosomal pathway. An essential function of a modified proteasome, the immunoproteasome, is the processing of class I MHC peptides. The immunoproteasome contains an alternate regulator, referred to as the 11S regulator or PA28, that replaces the 19S regulator. Three subunits (alpha, beta and gamma) of the 11S regulator have been identified. This gene encodes the beta subunit of the 11S regulator, one of the two 11S subunits that is induced by gamma-interferon. Three beta and three alpha subunits combine to form a heterohexameric ring. Six pseudogenes have been identified on chromosomes 4, 5, 8, 10 and 13. [provided by RefSeq, Jul 2008]

Uniprot Description

Implicated in immunoproteasome assembly and required for efficient antigen processing. The PA28 activator complex enhances the generation of class I binding peptides by altering the cleavage pattern of the proteasome.

Research Articles on PSME2

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Product Notes

The PSME2 psme2 (Catalog #AAA204352) is a Recombinant Protein produced from E Coli and is intended for research purposes only. The product is available for immediate purchase. The tag for this protein is His-tag. AAA Biotech's PSME2 can be used in a range of immunoassay formats including, but not limited to, SDS-PAGE. Researchers should empirically determine the suitability of the PSME2 psme2 for an application not listed in the data sheet. Researchers commonly develop new applications and it is an integral, important part of the investigative research process. The amino acid sequence is listed below: MGSSHHHHHH SSGLVPRGSH MAKPCGVRLS GEARKQVEVF RQNLFQEAEE FLYRFLPQKI IYLNQLLQED SLNVADLTSL RAPLDIPIPD PPPKDDEMET DKQEKKEVPK CGFLPGNEKV LSLLALVKPE VWTLKEKCIL VITWIQHLIP KIEDGNDFGV AIQEKVLERV NAVKTKVEAF QTTISKYFSE RGDAVAKASK ETHVMDYRAL VHERDEAAYG ELRAMVLDLR AFYAELYHII SSNLEKIVNP KGEEKPSMY. It is sometimes possible for the material contained within the vial of "PSME2, Recombinant Protein" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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