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Western Blot (WB) (Western blot analysis of extracts from 293 UV, using Phospho-DBC1 (Thr454) Antibody. Lane1 was treated with phospho-blocking peptide, Lane2 was treated with non-phospho-blocking peptide.)

Rabbit anti-Human DBC1 Polyclonal Antibody | anti-DBC1 antibody

Phospho-DBC1 (Thr454) Antibody

Gene Names
KIAA1967; DBC1; DBC-1; NET35; p30DBC; p30 DBC
Reactivity
Human
Applications
Western Blot, Immunofluorescence, Immunocytochemistry, ELISA
Purity
The antibody is from purified rabbit serum by affinity purification via sequential chromatography on phospho-peptide and non-phospho-peptide affinity columns.
Synonyms
DBC1; Polyclonal Antibody; Phospho-DBC1 (Thr454) Antibody; CCAR2; Cell cycle and apoptosis regulator 2; Cell division cycle and apoptosis regulator protein 2; DBC-1; DBC.1; DBIRD complex subunit KIAA1967; Deleted in breast cancer 1; Deleted in breast cancer gene 1 protein; K1967_HUMAN; KIAA1967; NET35; p30 DBC; p30 DBC protein; p30DBC; anti-DBC1 antibody
Ordering
For Research Use Only!
Host
Rabbit
Reactivity
Human
Clonality
Polyclonal
Isotype
Rabbit IgG
Specificity
Phospho-DBC1 (Thr454) Antibody detects endogenous levels of DBC1 only when phosphorylated at Thr454.
Tissue Specificity: Expressed in gastric carcinoma tissue and the expression gradually increases with the progression of the carcinoma (at protein level). Expressed ubiquitously in normal tissues. Expressed in 84 to 100% of neoplastic breast, lung, and colon tissues.
Purity/Purification
The antibody is from purified rabbit serum by affinity purification via sequential chromatography on phospho-peptide and non-phospho-peptide affinity columns.
Form/Format
Liquid. Rabbit IgG in phosphate buffered saline, pH7.4, 150mM NaCl, 0.02% sodium azide and 50% glycerol.
Concentration
1mg/ml (varies by lot)
Applicable Applications for anti-DBC1 antibody
Western Blot (WB), Immunofluorescence (IF), Immunocytochemistry (ICC), Peptide ELISA (EIA)
Application Notes
WB: 1:500-1:2000
IF/ICC: 1:100-1:500
Peptide ELISA: 1:20,000-1:40,000
Immunogen
A synthesized peptide derived from human DBC1 around the phosphorylation site of Thr454.
Conjugation
Unconjugated
Fragment
Fab fragment
Post Translational Modifications
ATM/ATR-mediated phosphorylation at Thr-454 upon DNA damage promotes binding to SIRT1. Phosphorylation at Thr-454 promotes its sumoylation by switching the binding partner of CCAR2 from SENP1 to PIAS3. Acetylation at Lys-112 and Lys-215 by KAT8 prevents inhibitory binding to SIRT1 and increases its deacetylase activity.Genotoxic stress induces its sumoylation and sumoylation promotes the SIRT1-CCAR2 interaction which in turn inhibits SIRT1-mediated deacetylation of p53/TP53. Sumoylation leads to transcriptional activation of p53/TP53 by sequestering SIRT1 from p53/TP53. Desumoylated by SENP1.
Subunit Structure
Component of the DBIRD complex. Interacts with ZNF326/ZIRD; the interaction is direct. Interacts (via N-terminus) with SIRT1, which inhibits the deacetylation of substrates. Interacts (via N-terminus) with SUV39H1; this interaction abolishes the interaction with SIRT1. Part of a complex composed at least of ASCL2, EMSY, HCFC1, HSPA8, CCAR2, MATR3, MKI67, RBBP5, TUBB2A, WDR5 and ZNF335; this complex may have a histone H3-specific methyltransferase activity. Interacts with NR1D1. Interacts (via N-terminus) with ESR1 and ESR2. Interacts (via N-terminus) with HDAC3 (via C-terminus). Interacts with HDAC1 and MED2F. Interacts with MCC. Interacts (via N-terminus) with NR1H2 and NR1H3 in a ligand-independent manner. Interacts with CSNK2A1. Interacts (via N-terminus) with p53/TP53. Interacts (via N-terminus) with BRCA1 (via the BRCT domains). Interacts (via N-terminus) with CHEK2 (via protein kinase domain). Interacts with PSEM3. Interacts (via N-terminus) with PSIA3 and SENP1. The sumoylated form shows a preferential interaction with SIRT1 as compared to its unmodified form.
Subcellular Location
Nucleus. Cytoplasm.
Note: Recruited to chromatin, post-UV irradiation. Sequestered to the cytoplasm in the presence of MCC. Translocated to the cytoplasm during UV-induced apoptosis.
Preparation and Storage
Store at -20 degree C. Stable for 12 months from date of receipt.

Western Blot (WB)

(Western blot analysis of extracts from 293 UV, using Phospho-DBC1 (Thr454) Antibody. Lane1 was treated with phospho-blocking peptide, Lane2 was treated with non-phospho-blocking peptide.)

Western Blot (WB) (Western blot analysis of extracts from 293 UV, using Phospho-DBC1 (Thr454) Antibody. Lane1 was treated with phospho-blocking peptide, Lane2 was treated with non-phospho-blocking peptide.)

Immunofluorescence (IF)/Immunocytochemistry (ICC)

(Staining Hela cells(4h of LPS treatment) by IF/ICC. The samples were fixed with PFA and permeabilized in 0.1% Triton X-100,then blocked in 10% serum for 45 minutes at 25 degree C. Samples were then incubated with primary Ab(AF4482 1:200) and mouse anti-beta tubulin Ab(T0023 1:200) for 1 hour at 37 degree C. An AlexaFluor594 conjugated goat anti-rabbit IgG(H+L) Ab(Red) and an AlexaFluor488 conjugated goat anti-mouse IgG(H+L) Ab(Green) were used as the secondary antibody.The nuclear counter stain is DAPI(blue).)

Immunofluorescence (IF)/Immunocytochemistry (ICC) (Staining Hela cells(4h of LPS treatment) by IF/ICC. The samples were fixed with PFA and permeabilized in 0.1% Triton X-100,then blocked in 10% serum for 45 minutes at 25 degree C. Samples were then incubated with primary Ab(AF4482 1:200) and mouse anti-beta tubulin Ab(T0023 1:200) for 1 hour at 37 degree C. An AlexaFluor594 conjugated goat anti-rabbit IgG(H+L) Ab(Red) and an AlexaFluor488 conjugated goat anti-mouse IgG(H+L) Ab(Green) were used as the secondary antibody.The nuclear counter stain is DAPI(blue).)
Related Product Information for anti-DBC1 antibody
Core component of the DBIRD complex, a multiprotein complex that acts at the interface between core mRNP particles and RNA polymerase II (RNAPII) and integrates transcript elongation with the regulation of alternative splicing: the DBIRD complex affects local transcript elongation rates and alternative splicing of a large set of exons embedded in (A + T)-rich DNA regions. Inhibits SIRT1 deacetylase activity leading to increasing levels of p53/TP53 acetylation and p53-mediated apoptosis. Inhibits SUV39H1 methyltransferase activity. As part of a histone H3-specific methyltransferase complex may mediate ligand-dependent transcriptional activation by nuclear hormone receptors. Plays a critical role in maintaining genomic stability and cellular integrity following UV-induced genotoxic stress. Regulates the circadian expression of the core clock components NR1D1 and ARNTL/BMAL1. Enhances the transcriptional repressor activity of NR1D1 through stabilization of NR1D1 protein levels by preventing its ubiquitination and subsequent degradation. Represses the ligand-dependent transcriptional activation function of ESR2. Acts as a regulator of PCK1 expression and gluconeogenesis by a mechanism that involves, at least in part, both NR1D1 and SIRT1. Negatively regulates the deacetylase activity of HDAC3 and can alter its subcellular localization. Positively regulates the beta-catenin pathway (canonical Wnt signaling pathway) and is required for MCC-mediated repression of the beta-catenin pathway. Represses ligand-dependent transcriptional activation function of NR1H2 and NR1H3 and inhibits the interaction of SIRT1 with NR1H3. Plays an important role in tumor suppression through p53/TP53 regulation; stabilizes p53/TP53 by affecting its interaction with ubiquitin ligase MDM2. Represses the transcriptional activator activity of BRCA1. Inhibits SIRT1 in a CHEK2 and PSEM3-dependent manner and inhibits the activity of CHEK2 in vitro.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
Molecular Weight
102,902 Da
NCBI Official Full Name
DBIRD complex subunit KIAA1967
NCBI Official Synonym Full Names
KIAA1967
NCBI Official Symbol
KIAA1967
NCBI Official Synonym Symbols
DBC1; DBC-1; NET35; p30DBC; p30 DBC
NCBI Protein Information
DBIRD complex subunit KIAA1967; p30 DBC protein; deleted in breast cancer 1
UniProt Protein Name
DBIRD complex subunit KIAA1967
UniProt Gene Name
KIAA1967
UniProt Synonym Gene Names
DBC1; DBC-1; DBC.1
UniProt Entry Name
K1967_HUMAN

Uniprot Description

DBC-1: Core component of the DBIRD complex, a multiprotein complex that acts at the interface between core mRNP particles and RNA polymerase II (RNAPII) and integrates transcript elongation with the regulation of alternative splicing: the DBIRD complex affects local transcript elongation rates and alternative splicing of a large set of exons embedded in (A + T)-rich DNA regions. Inhibits SIRT1 deacetylase activity leading to increasing levels of p53/TP53 acetylation and p53-mediated apoptosis. Inhibits SUV39H1 methyltransferase activity. Component of the DBIRD complex. Interacts with ZNF326/ZIRD; the interaction is direct. Interacts (via N-terminus) with SIRT1. Interacts (via N-terminus) with SUV39H1; this interaction abolishes the interaction with SIRT1. Expressed ubiquitously in normal tissues. Expressed in 84 to 100% of neoplastic breast, lung, and colon tissues. 2 isoforms of the human protein are produced by alternative splicing.

Protein type: RNA-binding; Nuclear receptor co-regulator; Mitochondrial; Apoptosis; Tumor suppressor

Chromosomal Location of Human Ortholog: 8p22

Cellular Component: nucleoplasm; spliceosome; mitochondrial matrix; nuclear chromatin; cytoplasm; nucleus

Molecular Function: enzyme inhibitor activity; protein binding; enzyme binding

Biological Process: positive regulation of apoptosis; RNA splicing; negative regulation of catalytic activity; rhythmic process; regulation of protein stability; mitochondrial fragmentation during apoptosis; mRNA processing; regulation of circadian rhythm; cell cycle; response to DNA damage stimulus; regulation of RNA elongation; negative regulation of proteasomal ubiquitin-dependent protein catabolic process; response to UV

Research Articles on DBC1

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Product Notes

The DBC1 kiaa1967 (Catalog #AAA9613282) is an Antibody produced from Rabbit and is intended for research purposes only. The product is available for immediate purchase. The Phospho-DBC1 (Thr454) Antibody reacts with Human and may cross-react with other species as described in the data sheet. AAA Biotech's DBC1 can be used in a range of immunoassay formats including, but not limited to, Western Blot (WB), Immunofluorescence (IF), Immunocytochemistry (ICC), Peptide ELISA (EIA). WB: 1:500-1:2000 IF/ICC: 1:100-1:500 Peptide ELISA: 1:20,000-1:40,000. Researchers should empirically determine the suitability of the DBC1 kiaa1967 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. It is sometimes possible for the material contained within the vial of "DBC1, Polyclonal Antibody" 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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