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SDS-Page (Recombinant JARID1B / KDM5B protein gel. JARID1B / KDM5B protein was run on an 8% SDS-PAGE gel and stained with Coomassie blue. MW: 179.9 kDa Purity: > 70%)

JARID1B/KDM5B recombinant protein

Recombinant JARID1B/KDM5B protein

Gene Names
KDM5B; CT31; PLU1; PUT1; PLU-1; JARID1B; FLJ10538; FLJ12459; FLJ12491; FLJ16281; FLJ23670; RBBP2H1A
Purity
The recombinant protein is >75% pure by SDS-PAGE.
Synonyms
JARID1B/KDM5B; Recombinant JARID1B/KDM5B protein; Lysine Demethylase 5B; Cancer/Testis Antigen 31; Retinoblastoma-Binding Protein 2 Homolog 1; Histone Demethylase JARID1B; JARID1B/KDM5B recombinant protein
Ordering
For Research Use Only!
Host
Baculovirus
Purity/Purification
The recombinant protein is >75% pure by SDS-PAGE.
Form/Format
Full length recombinant JARID1B/KDM5B protein expressed in Sf9 cells and supplied in 25mM HEPES pH7.5, 300mM NaCl, 10% glycerol, and 0.5mM TCEP.
Protein Species
Human
Tag
DYKDDDDK-Tag
Notes
Recombinant JARID1B/KDM5B is suitable for use in the study of enzyme kinetics, inhibitor screening, and selectivity profiling. Histone Demethylase Assay Conditions: 1uM H3K4me3 peptide was incubated with different concentrations of JARID1B/KDM5B protein in 10ul reaction system containing 50mM HEPES-NaOH pH 7.5, 1mM TCEP, 100uM 2-OG, 100uM Ascorbate and 50uM (NH4)2Fe(SO4)2·6H2O for 1 hour, then 10ul anti-H3K4me2 antibody and SA-XL665 mixture (each 1:100 dilution in HTRF Detection Buffer) was added to each reaction system and incubated for 30 min. All the operations and reactions were performed at room temperature. HTRF assay was used for detection.
Dry Ice Shipment
Extra charge fee may add to your shipping cost as dry ice is required to ship this product.
Preparation and Storage
Recombinant proteins in solution are temperature sensitive and must be stored at -80 degree C to prevent degradation. Avoid repeated freeze/thaw cycles and keep on ice when not in storage.
Shipping Temp: Dry Ice

SDS-Page

(Recombinant JARID1B / KDM5B protein gel. JARID1B / KDM5B protein was run on an 8% SDS-PAGE gel and stained with Coomassie blue. MW: 179.9 kDa Purity: > 70%)

SDS-Page (Recombinant JARID1B / KDM5B protein gel. JARID1B / KDM5B protein was run on an 8% SDS-PAGE gel and stained with Coomassie blue. MW: 179.9 kDa Purity: > 70%)

Testing Data

(Recombinant JARID1B / KDM5B protein activity assay. 1 ?M H3K4me3 peptide was incubated with different concentrations of JARID1B / KDM5B protein in 10 ?l reaction system, then 10 ?l anti-H3K4me2 antibody and SA-XL665 mixture (each 1:100 dilution in HTRF Detection Buffer) was added to each reaction system and incubated for 30 min. All the operations and reactions were performed at room temperature. HTRF assay was used for detection.)

Testing Data (Recombinant JARID1B / KDM5B protein activity assay. 1 ?M H3K4me3 peptide was incubated with different concentrations of JARID1B / KDM5B protein in 10 ?l reaction system, then 10 ?l anti-H3K4me2 antibody and SA-XL665 mixture (each 1:100 dilution in HTRF Detection Buffer) was added to each reaction system and incubated for 30 min. All the operations and reactions were performed at room temperature. HTRF assay was used for detection.)

Testing Data

(Recombinant JARID1B / KDM5B protein activity assay. 1 ?M H3K4me3 peptide was incubated with different concentrations of JARID1B / KDM5B protein in 10 ?l reaction system, then 10 ?l anti-H3K4me2 antibody and SA-XL665 mixture (each 1:100 dilution in HTRF Detection Buffer) was added to each reaction system and incubated for 30 min. All the operations and reactions were performed at room temperature. HTRF assay was used for detection.)

Testing Data (Recombinant JARID1B / KDM5B protein activity assay. 1 ?M H3K4me3 peptide was incubated with different concentrations of JARID1B / KDM5B protein in 10 ?l reaction system, then 10 ?l anti-H3K4me2 antibody and SA-XL665 mixture (each 1:100 dilution in HTRF Detection Buffer) was added to each reaction system and incubated for 30 min. All the operations and reactions were performed at room temperature. HTRF assay was used for detection.)
Related Product Information for JARID1B/KDM5B recombinant protein
Short Description: Recombinant JARID1B/KDM5B (accession number NP_006609) was expressed in Sf9 and contains an N-terminal DYKDDDDK tag with a molecular weight of 179.9 kDa. Lysine (K)-specific demethylase 5B (KDM5B), also known as Jumonji, AT rich interactive domain 1B (JARID1B), is a histone demethylase that specifically demethylates lysine 4 of histone H3 (H3K4), thereby playing a central role in defining the histone code. KDM5B demethylates trimethylated, dimethylated and monomethylated H3K4. It does not demethylate histone H3K9 or H3K27. KDM5B functions as a transcriptional corepressor for FOXG1B and PAX9PAX9. KDM5B induces the proliferation of breast cancer cells by repressing tumor suppressor genes such as BRCA1 and HOXA5. In contrast, it may act as a tumor suppressor for melanoma. Recombinant JARID1B/KDM5B can be used for enzyme kinetics and inhibitor screening studies.

Background: Lysine (K)-specific demethylase 5B (KDM5B), also known as Jumonji, AT rich interactive domain 1B (JARID1B), is a histone demethylase that specifically demethylates lysine 4 of histone H3 (H3K4), thereby playing a central role in defining the histone code. KDM5B demethylates trimethylated, dimethylated and monomethylated H3K4. It does not demethylate histone H3K9 or H3K27. KDM5B functions as a transcriptional corepressor for FOXG1B and PAX9. KDM5B induces the proliferation of breast cancer cells by repressing tumor suppressor genes such as BRCA1 and HOXA5. In contrast, it may act as a tumor suppressor for melanoma.
Product Categories/Family for JARID1B/KDM5B recombinant protein

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
175,658 Da
NCBI Official Full Name
lysine-specific demethylase 5B
NCBI Official Synonym Full Names
lysine (K)-specific demethylase 5B
NCBI Official Symbol
KDM5B
NCBI Official Synonym Symbols
CT31; PLU1; PUT1; PLU-1; JARID1B; FLJ10538; FLJ12459; FLJ12491; FLJ16281; FLJ23670; RBBP2H1A
NCBI Protein Information
lysine-specific demethylase 5B; RBP2-H1; OTTHUMP00000038815; OTTHUMP00000038816; OTTHUMP00000197658; cancer/testis antigen 31; histone demethylase JARID1B; putative DNA/chromatin binding motif; jumonji, AT rich interactive domain 1B; jumonji/ARID domain-c
UniProt Protein Name
Lysine-specific demethylase 5B
UniProt Gene Name
KDM5B
UniProt Synonym Gene Names
JARID1B; PLU1; RBBP2H1; CT31; RBP2-H1

Uniprot Description

JARID1B: Histone demethylase that demethylates 'Lys-4' of histone H3, thereby playing a central role in histone code. Does not demethylate histone H3 'Lys-9' or H3 'Lys-27'. Demethylates trimethylated, dimethylated and monomethylated H3 'Lys-4'. Acts as a transcriptional corepressor for FOXG1B and PAX9. Favors the proliferation of breast cancer cells by repressing tumor suppressor genes such as BRCA1 and HOXA5. In contrast, may act as a tumor suppressor for melanoma. Interacts with FOXG1B, PAX9, MYC, MYCN and RB1. Interacts with HDAC1, HDAC4, HDAC5 and HDAC7. Ubiquitously expressed, with highest levels in testis. Down-regulated in melanoma and glioblastoma. Up-regulated in breast cancer. Belongs to the JARID1 histone demethylase family. 2 isoforms of the human protein are produced by alternative splicing.

Protein type: Cancer Testis Antigen (CTA); Demethylase; EC 1.14.11.-; Oxidoreductase; Transcription, coactivator/corepressor

Chromosomal Location of Human Ortholog: 1q32.1

Cellular Component: cytoplasm; nucleoplasm; nucleus

Molecular Function: histone demethylase activity; histone demethylase activity (H3-K4 specific); protein binding; transcription corepressor activity; transcription factor activity

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Product Notes

The JARID1B/KDM5B kdm5b (Catalog #AAA388147) is a Recombinant Protein produced from Baculovirus and is intended for research purposes only. The product is available for immediate purchase. It is sometimes possible for the material contained within the vial of "JARID1B/KDM5B, 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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