Keap1 Antibody (YA6097)

(Synonyms: Kelch-like ECH-associated protein 1 (Cytosolic inhibitor of Nrf2) (INrf2) (Kelch-like protein 19))
Customer Review

Based on 1 Customer Validation

Keap1 Antibody (YA6097) is a Rabbit-derived and non-conjugated IgG monoclonal antibody, targeting to Keap1.

For research use only. We do not sell to patients.
  • Host:

    Rabbit

  • Isotype:

    IgG

  • Application:

    WB, IHC-P, ICC/IF, IP, ELISA

  • Reactivity :

    Human, Mouse, Rat

  • Formulation:

    Supplied in PBS, 50% glycerol, 0.05% Proclin 300, 0.05%BSA

  • Conjugation:
    Non-conjugated

Applications

Application
IHC-P Info
IHC-P: Immunohistochemistry-Paraffin
WB Info
WB: Western Blot
ICC/IF Info
ICC/IF: Immunocytochemistry/
Immunofluorescence
ELISA Info
ELISA: Enzyme Linked Immunosorbent Assay
IP Info
IP: Immunoprecipitation
Dilution Ratio 1:200-1:1000 1:2000-1:10000 1:200-1:1000 1:5000-1:20000 1:50-1:200

Product Details

Description

Keap1 Antibody (YA6097) is a Rabbit-derived and non-conjugated IgG monoclonal antibody, targeting to Keap1.

  • Host Rabbit
  • Clonality Monoclonal
  • Species Reactivity
    Human, Mouse, Rat
  • Observed Molecular Weight
    Observed band size: 60-70 kDa Info
    Note: Due to possible protein modifications or aggregation, the molecular weight should be confirmed by actual measurement, and the predicted value is for reference only.
  • Calculated Molecular Weight Predicted band size: 70 kDa
Purification

Protein A

Conjugation

Non-conjugated

Modification

Unmodified

Isotype

IgG

RRID

AB_3719149

Product Properties

  • Appearance

    Liquid

  • Formulation

    Supplied in PBS, 50% glycerol, 0.05% Proclin 300, 0.05%BSA

  • Concentration

    Batch-dependent, Please check the COA for the concentration of each lot. Check Lot Concentration

  • Storage & Stability

    Stored at -20°C for 1 year. Avoid repeated freeze / thaw cycles.

  • Shipping

    Shipping with blue ice.

Verification Images

  • Experimental Validation Results for Keap1 Antibody (YA6097)
    Western blot analysis of extracts from HepG2 (lane 2(20μg), HeLa (lane 3(20μg), MCF7 (lane 4(20μg) and Jurkat (lane 5(20μg) using Keap1 Antibody (HY-P86405) Rabbit mAb. Proteins were transferred to a PVDF membrane and blocked with 5% non-fat milk in TBST for 2 hour at room temperature. The primary antibody (1/1000)and Loading control antibody (Beta Actin, HY-P80993, 1/10000) was used in 5% non-fat milk in TBST at 4°C overnight. Goat Anti-Rabbit IgG-HRP Secondary Antibody (1/10000) was used for 1 hour at room temperature.
  • Experimental Validation Results for Keap1 Antibody (YA6097)
    Immunohistochemical analysis of paraffin-embedded human endometrium tissue using Keap1 Antibody (HY-P86405, 1/500). The section was pretreated using heat mediated antigen retrieval with sodium citrate buffer (pH 6.0) for 8 minutes. The tissues were blocked with quick block buffer for 0.5 hours at room temperature, washed with PBS and PBST, and then incubated with the primary antibody overnight at 4℃. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
  • Experimental Validation Results for Keap1 Antibody (YA6097)
    Immunohistochemical analysis of paraffin-embedded human small intestine tissue using Keap1 Antibody (HY-P86405, 1/500). The section was pretreated using heat mediated antigen retrieval with sodium citrate buffer (pH 6.0) for 8 minutes. The tissues were blocked with quick block buffer for 0.5 hours at room temperature, washed with PBS and PBST, and then incubated with the primary antibody overnight at 4℃. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
  • Experimental Validation Results for Keap1 Antibody (YA6097)
    Immunohistochemical analysis of paraffin-embedded human tonsil tissue using Keap1 Antibody (HY-P86405, 1/500). The section was pretreated using heat mediated antigen retrieval with sodium citrate buffer (pH 6.0) for 8 minutes. The tissues were blocked with quick block buffer for 0.5 hours at room temperature, washed with PBS and PBST, and then incubated with the primary antibody overnight at 4℃. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
  • Experimental Validation Results for Keap1 Antibody (YA6097)
    Immunohistochemical analysis of paraffin-embedded human gallbladder tissue using Keap1 Antibody (HY-P86405, 1/500). The section was pretreated using heat mediated antigen retrieval with sodium citrate buffer (pH 6.0) for 8 minutes. The tissues were blocked with quick block buffer for 0.5 hours at room temperature, washed with PBS and PBST, and then incubated with the primary antibody overnight at 4℃. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
  • Experimental Validation Results for Keap1 Antibody (YA6097)
    Immunohistochemical analysis of paraffin-embedded human breast tissue using Keap1 Antibody (HY-P86405, 1/500). The section was pretreated using heat mediated antigen retrieval with sodium citrate buffer (pH 6.0) for 8 minutes. The tissues were blocked with quick block buffer for 0.5 hours at room temperature, washed with PBS and PBST, and then incubated with the primary antibody overnight at 4℃. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
  • Experimental Validation Results for Keap1 Antibody (YA6097)
    Immunohistochemical analysis of paraffin-embedded human thyroid gland tissue using Keap1 Antibody (HY-P86405, 1/500). The section was pretreated using heat mediated antigen retrieval with sodium citrate buffer (pH 6.0) for 8 minutes. The tissues were blocked with quick block buffer for 0.5 hours at room temperature, washed with PBS and PBST, and then incubated with the primary antibody overnight at 4℃. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
  • Experimental Validation Results for Keap1 Antibody (YA6097)
    Immunocytochemistry analysis of HeLa cells labeling Keap1 Antibody (HY-P86405) at 1/200 dilution. Cells were fixed in 4% paraformaldehyde for 15 minutes at room temperature, permeabilized with 0.1% Triton X-100 for 10 minutes at room temperature, then blocked with BSA for Immunol Staining for 10 min at room temperature. Cells were then incubated with Keap1 Antibody (HY-P86405) at 1/50 dilution in BSA for Immunol Staining at 4 ℃ overnight. AF488-conjugated AffiniPure Goat Anti-Rabbit /Mouse IgG H&L(HY-P8002/HY-P8005, Green) was used as the secondary antibody at 1/1,000 dilution. PBS instead of the primary antibody was used as the secondary antibody only control. The Nuclear counterstain was DAPI (Blue).

Background

  • Function

    Keap1 is a Substrate-specific adapter of a BCR (BTB-CUL3-RBX1) E3 ubiquitin ligase complex that regulates the response to oxidative stress by targeting NFE2L2/NRF2 for ubiquitination. KEAP1 acts as a key sensor of oxidative and electrophilic stress: in normal conditions, the BCR(KEAP1) complex mediates ubiquitination and degradation of NFE2L2/NRF2, a transcription factor regulating expression of many cytoprotective genes. In response to oxidative stress, different electrophile metabolites trigger non-enzymatic covalent modifications of highly reactive cysteine residues in KEAP1, leading to inactivate the ubiquitin ligase activity of the BCR(KEAP1) complex, promoting NFE2L2/NRF2 nuclear accumulation and expression of phase II detoxifying enzymes. In response to selective autophagy, KEAP1 is sequestered in inclusion bodies following its interaction with SQSTM1/p62, leading to inactivation of the BCR(KEAP1) complex and activation of NFE2L2/NRF2. The BCR(KEAP1) complex also mediates ubiquitination of SQSTM1/p62, increasing SQSTM1/p62 sequestering activity and degradation. The BCR(KEAP1) complex also targets BPTF and PGAM5 for ubiquitination and degradation by the proteasome[1][2][3][4][5][6][7][8][9][10][11][12][13][14].

  • Subcellular Localization

    Cytoplasm; Nucleus

  • Expression


    Tissue_specificity:It is widely expressed, with the highest concentration in skeletal muscle.

  • Subunit

    Component of the BCR(KEAP1) E3 ubiquitin ligase complex, at least composed of 2 molecules of CUL3, 2 molecules of KEAP1, and RBX1 (PubMed:15572695, PubMed:15601839, PubMed:15983046, PubMed:17127771, PubMed:18251510, PubMed:24896564). Interacts with NFE2L2/NRF2; the interaction is direct (PubMed:15379550, PubMed:15601839, PubMed:16006525, PubMed:16888629, PubMed:18387606). Forms a ternary complex with NFE2L2/NRF2 and PGAM5 (PubMed:17046835). Interacts with (phosphorylated) SQSTM1/p62; the interaction is direct and inactivates the BCR(KEAP1) complex by sequestering it in inclusion bodies, promoting its degradation (PubMed:20452972, PubMed:20495340). Interacts with NFE2L1 (PubMed:16687406). Interacts with BPTF and PTMA (PubMed:15657435). Interacts with MAP1LC3B (PubMed:24089205). Interacts indirectly with ENC1 (PubMed:19424503). Interacts with SESN1 and SESN2 (PubMed:23274085). Interacts with HSP90AA1 and HSP90AB1 (PubMed:26517842). Interacts with PGCKA1; this interaction prevents the ubiquitination of KEAP1 by TRIM25, thus protecting KEAP1 from degradation (PubMed:36882524)

  • SwissProt ID

    Q14145

  • Gene ID
  • Synonyms

    Kelch-like ECH-associated protein 1 (Cytosolic inhibitor of Nrf2) (INrf2) (Kelch-like protein 19)

Keap1 Antibody (YA6097) Related Classifications

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100 mg

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