• Western blot analysis of extracts of various cell lines, using C/EBPB antibody (STJ111016) at 1:500 dilution. Secondary antibody: HRP Goat Anti-rabbit IgG (H+L) at 1:10000 dilution. Lysates/proteins: 25ug per lane. Blocking buffer: 3% nonfat dry milk in TBST. Detection: ECL Basic Kit. Exposure time: 30s.
  • Immunohistochemistry of paraffin-embedded rat liver using C/EBPB rabbit polyclonal antibody (STJ111016) at dilution of 1:100 (40x lens). Perform high pressure antigen retrieval with 10 mM citrate buffer pH 6. 0 before commencing with immunohistochemistry staining protocol.
  • Immunohistochemistry of paraffin-embedded human breast cancer using C/EBPB rabbit polyclonal antibody (STJ111016) at dilution of 1:100 (40x lens). Perform high pressure antigen retrieval with 10 mM citrate buffer pH 6. 0 before commencing with immunohistochemistry staining protocol.

Anti-CEBPB antibody (171-345) (STJ111016)

SKU:
STJ111016

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Host: Rabbit
Applications: WB/IHC
Reactivity: Human/Mouse/Rat
Note: STRICTLY FOR FURTHER SCIENTIFIC RESEARCH USE ONLY (RUO). MUST NOT TO BE USED IN DIAGNOSTIC OR THERAPEUTIC APPLICATIONS.
Short Description: Rabbit polyclonal antibody anti-CEBPB (171-345) is suitable for use in Western Blot and Immunohistochemistry research applications.
Clonality: Polyclonal
Conjugation: Unconjugated
Isotype: IgG
Formulation: PBS with 0.01% Thimerosal, 50% Glycerol, pH7.3.
Purification: Affinity purification
Dilution Range: WB 1:500-1:1000
IHC-P 1:50-1:200
Storage Instruction: Store at-20°C for up to 1 year from the date of receipt, and avoid repeat freeze-thaw cycles.
Gene Symbol: CEBPB
Gene ID: 1051
Uniprot ID: CEBPB_HUMAN
Immunogen Region: 171-345
Immunogen: Recombinant fusion protein containing a sequence corresponding to amino acids 171-345 of human C/EBPB (NP_005185.2).
Immunogen Sequence: AELKAEPGFEPADCKRKEEA GAPGGGAGMAAGFPYALRAY LGYQAV
Tissue Specificity Expressed at low levels in the lung, kidney and spleen.
Post Translational Modifications Methylated. Methylation at Arg-3 by CARM1 and at Lys-43 by EHMT2 inhibit transactivation activity. Methylation is probably inhibited by phosphorylation at Thr-235. Sumoylated by polymeric chains of SUMO2 or SUMO3. Sumoylation at Lys-174 is required for inhibition of T-cells proliferation. In adipocytes, sumoylation at Lys-174 by PIAS1 leads to ubiquitination and subsequent proteasomal degradation. Desumoylated by SENP2, which abolishes ubiquitination and stabilizes protein levels. Ubiquitinated, leading to proteasomal degradation. Phosphorylated at Thr-235 by MAPK and CDK2, serves to prime phosphorylation at Thr-226 and Ser-231 by GSK3B and acquire DNA-binding as well as transactivation activities, required to induce adipogenesis. MAPK and CDK2 act sequentially to maintain Thr-235 in the primed phosphorylated state during mitotical cloning expansion and thereby progression of terminal differentiation. Phosphorylation at Thr-266 enhances transactivation activity. Phosphorylation at Ser-325 in response to calcium increases transactivation activity. Phosphorylated at Thr-235 by RPS6KA1. O-glycosylated, glycosylation at Ser-227 and Ser-228 prevents phosphorylation on Thr-235, Ser-231 and Thr-226 and DNA binding activity which delays the adipocyte differentiation program. Acetylated. Acetylation at Lys-43 is an important and dynamic regulatory event that contributes to its ability to transactivate target genes, including those associated with adipogenesis and adipocyte function. Deacetylation by HDAC1 represses its transactivation activity. Acetylated by KAT2A and KAT2B within a cluster of lysine residues between amino acids 129-133, this acetylation is strongly induced by glucocorticoid treatment and enhances transactivation activity.
Function Important transcription factor regulating the expression of genes involved in immune and inflammatory responses. Also plays a significant role in adipogenesis, as well as in the gluconeogenic pathway, liver regeneration, and hematopoiesis. The consensus recognition site is 5'-TTGNNGNAATG-3'. Its functional capacity is governed by protein interactions and post-translational protein modifications. During early embryogenesis, plays essential and redundant roles with CEBPA. Has a promitotic effect on many cell types such as hepatocytes and adipocytes but has an antiproliferative effect on T-cells by repressing MYC expression, facilitating differentiation along the T-helper 2 lineage. Binds to regulatory regions of several acute-phase and cytokines genes and plays a role in the regulation of acute-phase reaction and inflammation. Also plays a role in intracellular bacteria killing. During adipogenesis, is rapidly expressed and, after activation by phosphorylation, induces CEBPA and PPARG, which turn on the series of adipocyte genes that give rise to the adipocyte phenotype. The delayed transactivation of the CEBPA and PPARG genes by CEBPB appears necessary to allow mitotic clonal expansion and thereby progression of terminal differentiation. Essential for female reproduction because of a critical role in ovarian follicle development. Restricts osteoclastogenesis: together with NFE2L1.represses expression of DSPP during odontoblast differentiation. Isoform 2: Essential for gene expression induction in activated macrophages. Plays a major role in immune responses such as CD4(+) T-cell response, granuloma formation and endotoxin shock. Not essential for intracellular bacteria killing. Isoform 3: Acts as a dominant negative through heterodimerization with isoform 2. Promotes osteoblast differentiation and osteoclastogenesis.
Protein Name Ccaat/Enhancer-Binding Protein Beta
C/Ebp Beta
Liver Activator Protein
Lap
Liver-Enriched Inhibitory Protein
Lip
Nuclear Factor Nf-Il6
Transcription Factor 5
Tcf-5
Database Links Reactome: R-HSA-2559582
Reactome: R-HSA-380994
Reactome: R-HSA-381340
Reactome: R-HSA-8853884
Reactome: R-HSA-9616222
Reactome: R-HSA-9633012
Reactome: R-HSA-9648895
Reactome: R-HSA-9725371
Cellular Localisation Nucleus
Cytoplasm
Translocates To The Nucleus When Phosphorylated At Ser-288
In T-Cells When Sumoylated Drawn To Pericentric Heterochromatin Thereby Allowing Proliferation
Alternative Antibody Names Anti-Ccaat/Enhancer-Binding Protein Beta antibody
Anti-C/Ebp Beta antibody
Anti-Liver Activator Protein antibody
Anti-Lap antibody
Anti-Liver-Enriched Inhibitory Protein antibody
Anti-Lip antibody
Anti-Nuclear Factor Nf-Il6 antibody
Anti-Transcription Factor 5 antibody
Anti-Tcf-5 antibody
Anti-CEBPB antibody
Anti-TCF5 antibody
Anti-PP9092 antibody

Information sourced from Uniprot.org

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