Anti-KPNA2 antibody [EPR25248-95]
- BOND RX™ Validated
- 20ul selling size
- RabMAb
- Recombinant
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(5 Publications)
Rabbit Recombinant Monoclonal KPNA2 antibody. Suitable for IP, WB, IHC-P and reacts with Mouse, Human, Rat samples. Cited in 5 publications.
View Alternative Names
RCH1, SRP1, KPNA2, Importin subunit alpha-1, Karyopherin subunit alpha-2, RAG cohort protein 1, SRP1-alpha
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-KPNA2 antibody [EPR25248-95] (AB289858)
Immunohistochemical analysis of paraffin-embedded Human colon cancer tissue labelling KPNA2 with ab289858 at 1/5000 (0.104 μg/ml) followed by a ready to use LeicaDS9800 (BOND™ Polymer Refine Detection) . Sporadic nuclear staining on human colon cancer (PMID : 33821218). The section was incubated with ab289858 for 30 mins at room temperature.The immunostaining was performed on a Leica Biosystems BOND® RX instrument . Counterstained with Hematoxylin.
Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (BOND™ Polymer Refine Detection) .
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-KPNA2 antibody [EPR25248-95] (AB289858)
Immunohistochemical analysis of paraffin-embedded human testis tissue labelling KPNA2 with ab289858 at 1/5000 (0.104 μg/ml) followed by a ready to use LeicaDS9800 (BOND™ Polymer Refine Detection) . Nucleus staining on human testis. The section was incubated with ab289858 for 30 mins at room temperature.The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (BOND™ Polymer Refine Detection) .
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-KPNA2 antibody [EPR25248-95] (AB289858)
Immunohistochemical analysis of paraffin-embedded human colon tissue labelling KPNA2 with ab289858 at 1/5000 (0.104 μg/ml) followed by a ready to use LeicaDS9800 (BOND™ Polymer Refine Detection) . Sporadic nuclear staining on human colon. The section was incubated with ab289858 for 30 mins at room temperature.The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (BOND™ Polymer Refine Detection) .
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins
- IP
Supplier Data
Immunoprecipitation - Anti-KPNA2 antibody [EPR25248-95] (AB289858)
KPNA2 was immunoprecipitated from HeLa (human cervix adenocarcinoma epithelial cell) whole cell lysate with ab289858 at 1/30 dilution (2μg in 0.35mg lysates). Western blot was performed on the immunoprecipitate using ab289858 at 1/1000 dilution. VeriBlot for IP secondary antibody(HRP)(ab131366) was used at 1/5000 dilution.
Lane 1 : HeLa (human cervix adenocarcinoma epithelial cell) whole cell lysate 10 μg
Lane 2 : ab289858 IP in HeLa whole cell lysate
Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab289858 in HeLa whole cell lysate
Blocking and dilution buffer and concentration : 5% NFDM/TBST.
Exposure time : 3.25 seconds
The lower band in lane 2 may be caused by degradation.
All lanes:
Immunoprecipitation - Anti-KPNA2 antibody [EPR25248-95] (ab289858)
Predicted band size: 57 kDa
false
- IP
Supplier Data
Immunoprecipitation - Anti-KPNA2 antibody [EPR25248-95] (AB289858)
KPNA2 was immunoprecipitated from C2C12 (mouse myoblasts myoblast) whole cell lysate with ab289858 at 1/30 dilution (2μg in 0.35mg lysates). Western blot was performed on the immunoprecipitate using ab289858 at 1/1000 dilution. VeriBlot for IP secondary antibody(HRP)(ab131366) was used at 1/5000 dilution.
Lane 1 : C2C12 (mouse myoblasts myoblast) whole cell lysate 10 μg
Lane 2 : ab289858 IP in C2C12 whole cell lysate
Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab289858 in C2C12 whole cell lysate
Blocking and dilution buffer and concentration : 5% NFDM/TBST.
Exposure time : 3.25 seconds
All lanes:
Immunoprecipitation - Anti-KPNA2 antibody [EPR25248-95] (ab289858)
Predicted band size: 57 kDa
false
- WB
Lab
Western blot - Anti-KPNA2 antibody [EPR25248-95] (AB289858)
False colour image of Western blot : Anti-KPNA2 antibody [EPR25248-95] staining at 1/1000 dilution, shown in green; Mouse anti-GAPDH antibody [6C5] (ab8245) loading control staining at 1/20000 dilution, shown in red. In Western blot, ab289858 was shown to bind specifically to KPNA2. First, samples were run on an SDS-PAGE gel then transferred onto a nitrocellulose membrane. Membranes were blocked in fluorescent western blot (TBS-based) blocking solution before incubation with primary antibodies overnight at 4 °C. Blots were washed four times in TBS-T, incubated with secondary antibodies for 1 h at room temperature, washed again four times then imaged. Secondary antibodies used were Goat anti-Rabbit IgG H&L (IRDye® 800CW) preabsorbed (ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed (ab216776) at 1/20000 dilution.
All lanes:
Western blot - Anti-KPNA2 antibody [EPR25248-95] (ab289858) at 1/1000 dilution
Lane 1:
Human Testis cell lysate at 20 µg
Lane 2:
Human Colon cell lysate at 20 µg
Secondary
Lanes 1 - 2:
Western blot - Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed (<a href='/en-us/products/secondary-antibodies/goat-mouse-igg-h-l-irdye-680rd-preadsorbed-ab216776'>ab216776</a>) at 1/20000 dilution
Lanes 1 - 2:
Western blot - Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-irdye-800cw-preadsorbed-ab216773'>ab216773</a>) at 1/20000 dilution
Predicted band size: 57 kDa
Observed band size: 55 kDa
false
- WB
Supplier Data
Western blot - Anti-KPNA2 antibody [EPR25248-95] (AB289858)
Blocking and diluting buffer and concentration was 5% NFDM/TBST.
Lysates were made fresh and used immediately to minimize protein degradation.
All lanes:
Western blot - Anti-KPNA2 antibody [EPR25248-95] (ab289858) at 1/1000 dilution
Lane 1:
HeLa (human cervix adenocarcinoma epithelial cell) whole cell lysate at 20 µg
Lane 2:
293T (human embryonic kidney epithelial cell) whole cell lysate at 20 µg
Lane 3:
NIH/3T3 (mouse embryonic fibroblast) whole cell lysate at 20 µg
Lane 4:
PC-12 (rat adrenal gland pheochromocytoma) whole cell lysate at 20 µg
Secondary
All lanes:
Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/100000 dilution
Predicted band size: 57 kDa
Observed band size: 58 kDa
false
Exposure time: 48s
- WB
Supplier Data
Western blot - Anti-KPNA2 antibody [EPR25248-95] (AB289858)
Blocking and diluting buffer and concentration was 5% NFDM/TBST.
Lysates were made fresh and used immediately to minimize protein degradation.
All lanes:
Western blot - Anti-KPNA2 antibody [EPR25248-95] (ab289858) at 1/1000 dilution
Lane 1:
MCF7 (human breast adenocarcinoma epithelial cell) whole cell lysate at 20 µg
Lane 2:
C2C12 (mouse myoblasts myoblast) whole cell lysate at 20 µg
Lane 3:
143B (human osteosarcoma) whole cell lysate at 20 µg
Secondary
All lanes:
Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/100000 dilution
Predicted band size: 57 kDa
Observed band size: 58 kDa
false
Exposure time: 3min
- WB
Supplier Data
Western blot - Anti-KPNA2 antibody [EPR25248-95] (AB289858)
Blocking and diluting buffer and concentration was 5% NFDM/TBST. Exposure time : 5.5 seconds. Low expression : colon (PMID : 16818692 ).An unknown band at ~35 kDa was detected in mouse testis tissue lysate (lane 1).
All lanes:
Western blot - Anti-KPNA2 antibody [EPR25248-95] (ab289858) at 1/1000 dilution
Lane 1:
Mouse testis tissue lysate at 20 µg
Lane 2:
Mouse colon tissue lysate at 20 µg
Lane 3:
Rat testis tissue lysate at 20 µg
Lane 4:
Rat colon tissue lysate at 20 µg
Secondary
All lanes:
Goat Anti-Rabbit IgG (HRP) with minimal cross-reactivity with human IgG at 1/2000 dilution
false
- WB
Supplier Data
Western blot - Anti-KPNA2 antibody [EPR25248-95] (AB289858)
Blocking and diluting buffer and concentration was 5% NFDM/TBST.
Exposure time : 5.5 seconds.
Low expression : colon (PMID : 16818692 ).
An unknown band at ~35 kDa was detected in mouse testis tissue lysate (lane 1).
All lanes:
Western blot - Anti-KPNA2 antibody [EPR25248-95] (ab289858) at 1/1000 dilution
Lane 1:
Mouse testis tissue lysate at 20 µg
Lane 2:
Mouse colon tissue lysate at 20 µg
Lane 3:
Rat testis tissue lysate at 20 µg
Lane 4:
Rat colon tissue lysate at 20 µg
Secondary
All lanes:
Goat Anti-Rabbit IgG (HRP) with minimal cross-reactivity with human IgG at 1/2000 dilution
Predicted band size: 57 kDa
Observed band size: 58 kDa
false
Related conjugates and formulations (1)
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Anti-KPNA2 antibody [EPR25248-95] - BSA and Azide free
Reactivity data
Product details
Patented technology
Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.
What are the advantages of a recombinant monoclonal antibody?
This product is a recombinant monoclonal antibody, which offers several advantages including:
- - High batch-to-batch consistency and reproducibility
- - Improved sensitivity and specificity
- - Long-term security of supply
- - Animal-free batch production
For more information, read more on recombinant antibodies.
Properties and storage information
Form
Purification technique
Storage buffer
Shipped at conditions
Appropriate short-term storage duration
Appropriate short-term storage conditions
Appropriate long-term storage conditions
Aliquoting information
Storage information
Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
KPNA2 plays an important role in cellular processes by forming a complex with importin beta aiding nuclear-cytoplasmic transport. This transport system is important for regulating gene expression and maintaining cellular homeostasis. KPNA2 influences the correct localization of many signaling and transcription factors impacting numerous cellular functions including cell cycle progression and DNA repair.
Pathways
KPNA2 is a critical player in the nuclear import pathway and intersects with the cell cycle regulation pathway. It is closely associated with proteins such as importin beta which together facilitate the translocation of proteins into the nucleus. KPNA2's function in importing various regulators ensures proper cell cycle progression and responds to cellular stress signals.
Product protocols
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Target data
Publications (5)
Recent publications for all applications. Explore the full list and refine your search
European journal of medical research 30:765 PubMed40830974
2025
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Oncogene 44:2186-2200 PubMed40216969
2025
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Unspecified reactive species
Nature communications 16:2511 PubMed40087285
2025
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Regenerative therapy 28:413-420 PubMed39925963
2025
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Unspecified reactive species
Translational cancer research 13:173-190 PubMed38410201
2024
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Species
Unspecified reactive species
Product promise
Please note: All products are 'FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC OR THERAPEUTIC PROCEDURES'.
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