Anti-SA2 (isoform-2) antibody [EPR26892-61]
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- 20ul selling size
- Recombinant
- KO Validated
- Advanced Validation
- RabMAb
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Rabbit Recombinant Monoclonal SA2 antibody. Suitable for ChIP-seq, Flow Cyt (Intra), IHC-P, WB, IP, ICC/IF and reacts with Human, Mouse, Rat, Transfected cell line - Human samples.
View Alternative Names
SA2, STAG2, Cohesin subunit SA-2, SCC3 homolog 2, Stromal antigen 2
- ICC/IF
Supplier Data
Immunocytochemistry/ Immunofluorescence - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% TritonX-100 permeabilized HeLa (human cervical adenocarcinoma epithelial cell) cells labelling SA2 (isoform-2) with ab313877 at 1/50 (10.96 µg/ml) dilution, followed by ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed antibody at 1/1000 (2 µg/ml) dilution (Green). Confocal image showing nuclear staining in Hela cell line. Image was taken with a confocal microscope(Leica-Microsystems, TCS SP8) ab195889 Anti-alpha Tubulin mouse monoclonal antibody - Microtubule Marker (Alexa Fluor® 594) was used to counterstain tubulin at 1/200 (2.5 µg/ml) dilution (Red). The Nuclear counterstain was DAPI (Blue). Secondary antibody only control : Secondary antibody is ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed at 1/1000 (2 µg/ml) dilution.
- Flow Cyt
Supplier Data
Flow Cytometry - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
Flow cytometric analysis of 4% paraformaldehyde fixed 90% methanol permeabilized HeLa (human cervical adenocarcinoma epithelial cell) cells labelling SA2 (isoform-2) with ab313877 at 1/50 dilution (1 ug)/(Red) compared with a Rabbit monoclonal IgG (ab172730) (Black) isotype control and an unlabelled control (cells without incubation with primary antibody and secondary antibody) (Blue). A Goat Anti-Rabbit IgG (Alexa Fluor® 488, ab150081) at 1/5000 dilution was used as the secondary antibody.
- ChIP-seq
Supplier Data
ChIP-sequencing - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
ChIP-sequencing - Anti-SA2 (isoform-2) antibody [EPR26892-61] (ab313877) Chromatin was prepared from HeLa cells. Cells were fixed with 1% formaldehyde for 10 minutes. ChIP was performed with 10^7 cells and 8 µg of ab313877 [EPR26892-61]. ChIP DNA was sequenced on the Illumina NovaSeq 6000 to a depth of 30 million reads. The Input control is also shown.
- IP
Supplier Data
Immunoprecipitation - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
SA2 (isoform-2) was immunoprecipitated from 0.35 mg Hela (human cervical adenocarcinoma epithelial cell) whole cell lysate with ab313877 at 1/30 dilution (2µg in 0.35mg lysates). Western blot was performed on the immunoprecipitate using ab313877 at 1/1000 dilution. VeriBlot for IP secondary antibody(HRP)(ab131366) was used at 1/5000 dilution. Lane 1 : Hela (human cervical adenocarcinoma epithelial cell) whole cell lysate Lane 2 : ab313877 IP in Hela (human cervical adenocarcinoma epithelial cell) whole cell lysate Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab313877 in Hela whole cell lysate. Blocking and dilution buffer and concentration : 5% NFDM/TBST. Exposure time : 180 seconds
All lanes:
Immunoprecipitation - Anti-SA2 (isoform-2) antibody [EPR26892-61] (ab313877) at 1/30 dilution
All lanes:
Hela (human cervical adenocarcinoma epithelial cell) whole cell lysate
Secondary
All lanes:
Immunoprecipitation - VeriBlot for IP Detection Reagent (HRP) (<a href='/en-us/products/reagents/veriblot-for-ip-detection-reagent-hrp-ab131366'>ab131366</a>)
false
Exposure time: 180s
- ChIP-seq
Supplier Data
ChIP-sequencing - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
ChIP-sequencing - Anti-SA2 (isoform-2) antibody [EPR26892-61] (ab313877) Chromatin was prepared from HeLa cells. Cells were fixed with 1% formaldehyde for 10 minutes. ChIP was performed with 10^7 cells and 8 µg of ab313877 [EPR26892-61]. ChIP DNA was sequenced on the Illumina NovaSeq 6000 to a depth of 30 million reads. The Input control is also shown.
- ChIP-seq
Supplier Data
ChIP-sequencing - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
ChIP-sequencing - Anti-SA2 (isoform-2) antibody [EPR26892-61] (ab313877) Chromatin was prepared from HeLa cells. Cells were fixed with 1% formaldehyde for 10 minutes. ChIP was performed with 10^7 cells and 8 µg of ab313877 [EPR26892-61]. ChIP DNA was sequenced on the Illumina NovaSeq 6000 to a depth of 30 million reads. The Input control is also shown.
- Flow Cyt
Supplier Data
Flow Cytometry - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
Flow cytometric analysis of 4% paraformaldehyde fixed 90% methanol permeabilized NIH/3T3 (mouse embryonic fibroblast) cells labelling SA2 (isoform-2) with ab313877 at 1/50 dilution (1 ug)/(Red) compared with a Rabbit monoclonal IgG (ab172730) (Black) isotype control and an unlabelled control (cells without incubation with primary antibody and secondary antibody) (Blue). A Goat Anti-Rabbit IgG (Alexa Fluor® 488, ab150081) at 1/5000 dilution was used as the secondary antibody.
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
Immunohistochemical analysis of paraffin-embedded Rat spleen tissue labeling SA2 (isoform-2) with ab313877 at 1/500 (1.096 µg/ml) followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection) was used. Nuclear staining on rat spleen. The section was incubated with ab313877 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) was used. Heat mediated antigen retrieval was performed 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-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
Immunohistochemical analysis of paraffin-embedded Mouse spleen tissue labeling SA2 (isoform-2) with ab313877 at 1/500 (1.096 µg/ml) followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection) was used. Nuclear staining on mouse spleen. The section was incubated with ab313877 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) was used. Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins
- ICC/IF
Supplier Data
Immunocytochemistry/ Immunofluorescence - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% TritonX-100 permeabilized NIH/3T3 (mouse embryonic fibroblast) cells labelling SA2 (isoform-2) with ab313877 at 1/50 (10.96 µg/ml) dilution, followed by ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed antibody at 1/1000 (2 µg/ml) dilution (Green). Confocal image showing nuclear staining in NIH/3T3 cell line. Image was taken with a confocal microscope(Leica-Microsystems, TCS SP8) ab195889 Anti-alpha Tubulin mouse monoclonal antibody - Microtubule Marker (Alexa Fluor® 594) was used to counterstain tubulin at 1/200 (2.5 µg/ml) dilution (Red). The Nuclear counterstain was DAPI (Blue). Secondary antibody only control : Secondary antibody is ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed at 1/1000 (2 µg/ml) dilution.
- IP
Supplier Data
Immunoprecipitation - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
SA2 (isoform-2) was immunoprecipitated from 0.35 mg RAW 264.7 (mouse abelson murine leukemia virus-induced tumor macrophage) whole cell lysate with ab313877 at 1/30 dilution (2µg in 0.35mg lysates). Western blot was performed on the immunoprecipitate using ab313877 at 1/1000 dilution. VeriBlot for IP secondary antibody(HRP)(ab131366) was used at 1/5000 dilution. Lane 1 : RAW 264.7 (mouse abelson murine leukemia virus-induced tumor macrophage) whole cell lysate Lane 2 : ab313877 IP in RAW 264.7 (mouse abelson murine leukemia virus-induced tumor macrophage) whole cell lysate Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab313877 in RAW 264.7 whole cell lysate. Blocking and dilution buffer and concentration : 5% NFDM/TBST. Exposure time : 180 seconds
All lanes:
Immunoprecipitation - Anti-SA2 (isoform-2) antibody [EPR26892-61] (ab313877) at 1/30 dilution
All lanes:
RAW 264.7 (mouse abelson murine leukemia virus-induced tumor macrophage) whole cell lysate
Secondary
All lanes:
Immunoprecipitation - VeriBlot for IP Detection Reagent (HRP) (<a href='/en-us/products/reagents/veriblot-for-ip-detection-reagent-hrp-ab131366'>ab131366</a>)
false
Exposure time: 180s
- WB
Supplier Data
Western blot - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
Blocking and diluting buffer and concentration : 5% NFDM/TBST The Wild-type GM-12878 and STAG2 knock out GM-12878 lysates were kindly provided by an anonymous collaborator. In Western blot, Anti-GAPDH antibody [EPR16891] - Loading Control (ab181602) staining at 1/200000 dilution. Exposure time : 26 seconds
All lanes:
Western blot - Anti-SA2 (isoform-2) antibody [EPR26892-61] (ab313877) at 1/1000 dilution
Lane 1:
K-562 (human chronic myelogenous leukemia lymphoblast) whole cell lysate at 20 µg
Lane 2:
HeLa (human cervical adenocarcinoma epithelial cell) whole cell lysate at 20 µg
Lane 3:
293T (human embryonic kidney epithelial cell) whole cell lysate at 20 µg
Lane 4:
Wild-type GM-12878 whole cell lysate at 20 µg
Lane 5:
STAG2 knock out GM-12878 whole cell lysate at 20 µg
Lane 6:
C6 (rat glial tumor glial cell) 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
Observed band size: 150 kDa
false
Exposure time: 26s
- WB
Supplier Data
Western blot - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
Blocking and diluting buffer and concentration : 5% NFDM/TBST The Wild-type Hela and STAG2 knock out Hela lysates were kindly provided by an anonymous collaborator. In Western blot, Anti-GAPDH antibody [EPR16891] - Loading Control (ab181602) staining at 1/200000 dilution. Exposure time : 10 seconds
All lanes:
Western blot - Anti-SA2 (isoform-2) antibody [EPR26892-61] (ab313877) at 1/1000 dilution
Lane 1:
Wild-type HeLa (human cervical adenocarcinoma epithelial cell) whole cell lysate at 20 µg
Lane 2:
STAG2 knock out Hela 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 1/20000 dilution
Observed band size: 150 kDa
false
Exposure time: 10s
- WB
Supplier Data
Western blot - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
Blocking and diluting buffer and concentration : 5% NFDM/TBST This antibody does not cross-react with human STAG2 (isoform-1) In Western blot, Anti-Vinculin antibody [EPR8185] (ab129002) staining at 1/10000 dilution. In Western blot, Anti-6X His tag® antibody [EPR20547] - ChIP Grade (ab213204) staining at 1/5000 dilution Exposure time : 180 seconds
All lanes:
Western blot - Anti-SA2 (isoform-2) antibody [EPR26892-61] (ab313877) at 1/1000 dilution
Lane 1:
293T cells transfected with an empty vector containing a His tag, whole cell lysate at 20 µg
Lane 2:
293T cells transfected with a human STAG2 (isoform-1) expression vector containing a His-tag, whole cell lysate at 20 µg
Lane 3:
293T cells transfected with a human STAG2 (isoform-2) expression vector containing a His-tag, 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
Observed band size: 25-30 kDa,150 kDa
false
Exposure time: 180s
- WB
Supplier Data
Western blot - Anti-SA2 (isoform-2) antibody [EPR26892-61] (AB313877)
Blocking and diluting buffer and concentration : 5% NFDM/TBST Exposure time : 180 seconds
All lanes:
Western blot - Anti-SA2 (isoform-2) antibody [EPR26892-61] (ab313877) at 1/1000 dilution
Lane 1:
RAW 264.7 (mouse Abelson murine leukemia virus-induced tumor macrophage) whole cell lysate at 20 µg
Lane 2:
NIH/3T3 (mouse embryonic fibroblast) whole cell lysate at 20 µg
Lane 3:
Mouse spleen tissue 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
Observed band size: 150 kDa
false
Exposure time: 180s
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
SA2 isoform-2 supports the integrity of chromatid pairing. As part of the cohesin complex it interacts with other cohesin subunits such as SMC1 SMC3 and RAD21. This complex regulates chromosome architecture by facilitating loop formation and sister chromatid cohesion. These functionalities are essential during the cell cycle particularly in the S and G2 phases ensuring that chromatid pairs do not prematurely separate before mitosis.
Pathways
SA2 isoform-2 plays an important role in cell cycle regulation and DNA damage repair pathways. Within the cell cycle its function is connected to the loading and stabilization of cohesin complexes that enable proper chromosome alignment and segregation during mitosis. In DNA repair pathways it associates with proteins like PDS5 and WAPL which contribute to modulating cohesin dynamics and ensuring successful repair of DNA double-strand breaks. These activities are pivotal to preserving chromosomal stability.
Product protocols
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Target data
Product promise
Please note: All products are 'FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC OR THERAPEUTIC PROCEDURES'.
For licensing inquiries, please contact partnerships@abcam.com