Product Info Summary
SKU: | PB9639 |
---|---|
Size: | 100 μg/vial |
Reactive Species: | Human, Mouse, Rat |
Host: | Rabbit |
Application: | Flow Cytometry, IF, IHC, IHC-F, ICC, WB |
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Product info
Product Name
Anti-HSPA2 Antibody Picoband®
SKU/Catalog Number
PB9639
Size
100 μg/vial
Form
Lyophilized
Description
Boster Bio Anti-HSPA2 Antibody Picoband® catalog # PB9639. Tested in Flow Cytometry, IF, IHC, IHC-F, ICC, WB applications. This antibody reacts with Human, Mouse, Rat. The brand Picoband indicates this is a premium antibody that guarantees superior quality, high affinity, and strong signals with minimal background in Western blot applications. Only our best-performing antibodies are designated as Picoband, ensuring unmatched performance.
Storage & Handling
Store at -20˚C for one year from date of receipt. After reconstitution, at 4˚C for one month. It can also be aliquotted and stored frozen at -20˚C for six months. Avoid repeated freeze-thaw cycles.
Cite This Product
Anti-HSPA2 Antibody Picoband® (Boster Biological Technology, Pleasanton CA, USA, Catalog # PB9639)
Host
Rabbit
Contents
Each vial contains 5mg BSA, 0.9mg NaCl, 0.2mg Na2HPO4, 0.05mg NaN3.
Clonality
Polyclonal
Isotype
Rabbit IgG
Immunogen
A synthetic peptide corresponding to a sequence at the C-terminus of human HSPA2, identical to the related mouse and rat sequences.
*Blocking peptide can be purchased. Costs vary based on immunogen length. Contact us for pricing.
Cross-reactivity
No cross-reactivity with other proteins
Reactive Species
PB9639 is reactive to HSPA2 in Human, Mouse, Rat
Reconstitution
Add 0.2ml of distilled water will yield a concentration of 500ug/ml.
Observed Molecular Weight
70 kDa
Calculated molecular weight
70021 MW
Background of HSPA2
HSPA2 (heat shock 70kDa protein 2) is also known as HEAT-SHOCK PROTEIN, 70-KD, 2, HSP70-2, HEAT-SHOCK PROTEIN, 70-KD, 3 or HSP70-3. Analysis of the sequence indicated that HSPA2 is the human homolog of the murine Hsp70-2 gene, with 91.7% identity in the nucleotide coding sequence and 98.2% in the corresponding amino acid sequence. HSPA2 has less amino acid homology to the other members of the human HSP70 gene family. HSPA2 is constitutively expressed in most tissues, with very high levels in testis and skeletal muscle. The HSPA2 gene is located on chromosome 14q22-q24. Immunohistochemical analysis detected weak expression of HSPA2 in spermatocytes and stronger expression in spermatids and in the tail of mature sperm. HSPA2 may be critical to sperm maturation through its role as a protein chaperone.
Antibody Validation
Boster validates all antibodies on WB, IHC, ICC, Immunofluorescence, and ELISA with known positive control and negative samples to ensure specificity and high affinity, including thorough antibody incubations.
Application & Images
Applications
PB9639 is guaranteed for Flow Cytometry, IF, IHC, IHC-F, ICC, WB Boster Guarantee
Assay Dilutions Recommendation
The recommendations below provide a starting point for assay optimization. The actual working concentration varies and should be decided by the user.
Western blot, 0.1-0.5μg/ml, Human, Mouse, Rat
Immunohistochemistry (Paraffin-embedded Section), 0.5-1μg/ml, Human, Mouse, Rat, By Heat
Immunohistochemistry (Frozen Section), 0.5-1μg/ml, Human
Immunocytochemistry/Immunofluorescence, 2μg/ml, Human
Flow Cytometry (Fixed), 1-3μg/1x106 cells, Human
Positive Control
WB: human HepG2 whole cell, human Hela whole cell, human A431 whole cell, rat kidney tissue, rat C6 whole cell, mouse NIH/3T3 whole cell
IHC: mouse intestine tissue, rat intestine tissue, human lung cancer tissue
ICC/IF: PC-3 cell, PC-3 cell
FCM: PC-3 cell
Validation Images & Assay Conditions
Click image to see more details
Figure 1. Western blot analysis of HSPA2 using anti-HSPA2 antibody (PB9639).
Electrophoresis was performed on a 5-20% SDS-PAGE gel at 70V (Stacking gel) / 90V (Resolving gel) for 2-3 hours. The sample well of each lane was loaded with 30 ug of sample under reducing conditions.
Lane 1: human HepG2 whole cell lysates,
Lane 2: human Hela whole cell lysates,
Lane 3: human A431 whole cell lysates,
Lane 4: rat kidney tissue lysates,
Lane 5: rat C6 whole cell lysates,
Lane 6: mouse NIH/3T3 whole cell lysates.
After electrophoresis, proteins were transferred to a nitrocellulose membrane at 150 mA for 50-90 minutes. Blocked the membrane with 5% non-fat milk/TBS for 1.5 hour at RT. The membrane was incubated with rabbit anti-HSPA2 antigen affinity purified polyclonal antibody (Catalog # PB9639) at 0.5 μg/mL overnight at 4°C, then washed with TBS-0.1%Tween 3 times with 5 minutes each and probed with a goat anti-rabbit IgG-HRP secondary antibody at a dilution of 1:5000 for 1.5 hour at RT. The signal is developed using an Enhanced Chemiluminescent detection (ECL) kit (Catalog # EK1002) with Tanon 5200 system. A specific band was detected for HSPA2 at approximately 70 kDa. The expected band size for HSPA2 is at 70 kDa.
Click image to see more details
Figure 2. IHC analysis of HSPA2 using anti-HSPA2 antibody (PB9639).
HSPA2 was detected in a paraffin-embedded section of mouse intestine tissue. Heat mediated antigen retrieval was performed in EDTA buffer (pH 8.0, epitope retrieval solution). The tissue section was blocked with 10% goat serum. The tissue section was then incubated with 1 μg/ml rabbit anti-HSPA2 Antibody (PB9639) overnight at 4°C. Biotinylated goat anti-rabbit IgG was used as secondary antibody and incubated for 30 minutes at 37°C. The tissue section was developed using Strepavidin-Biotin-Complex (SABC) (Catalog # SA1022) with DAB as the chromogen.
Click image to see more details
Figure 3. IHC analysis of HSPA2 using anti-HSPA2 antibody (PB9639).
HSPA2 was detected in a paraffin-embedded section of rat intestine tissue. Heat mediated antigen retrieval was performed in EDTA buffer (pH 8.0, epitope retrieval solution). The tissue section was blocked with 10% goat serum. The tissue section was then incubated with 1 μg/ml rabbit anti-HSPA2 Antibody (PB9639) overnight at 4°C. Biotinylated goat anti-rabbit IgG was used as secondary antibody and incubated for 30 minutes at 37°C. The tissue section was developed using Strepavidin-Biotin-Complex (SABC) (Catalog # SA1022) with DAB as the chromogen.
Click image to see more details
Figure 4. IHC analysis of HSPA2 using anti-HSPA2 antibody (PB9639).
HSPA2 was detected in a paraffin-embedded section of human lung cancer tissue. Heat mediated antigen retrieval was performed in EDTA buffer (pH 8.0, epitope retrieval solution). The tissue section was blocked with 10% goat serum. The tissue section was then incubated with 1 μg/ml rabbit anti-HSPA2 Antibody (PB9639) overnight at 4°C. Biotinylated goat anti-rabbit IgG was used as secondary antibody and incubated for 30 minutes at 37°C. The tissue section was developed using Strepavidin-Biotin-Complex (SABC) (Catalog # SA1022) with DAB as the chromogen.
Click image to see more details
Figure 5. Flow Cytometry analysis of PC-3 cells using anti-HSPA2 antibody (PB9639).
Overlay histogram showing PC-3 cells stained with PB9639 (Blue line). To facilitate intracellular staining, cells were fixed with 4% paraformaldehyde and permeabilized with permeabilization buffer. The cells were blocked with 10% normal goat serum. And then incubated with rabbit anti-HSPA2 Antibody (PB9639,1μg/1x106 cells) for 30 min at 20°C. DyLight®488 conjugated goat anti-rabbit IgG (BA1127, 5-10μg/1x106 cells) was used as secondary antibody for 30 minutes at 20°C. Isotype control antibody (Green line) was rabbit IgG (1μg/1x106) used under the same conditions. Unlabelled sample without incubation with primary antibody and secondary antibody (Red line) was used as a blank control.
Click image to see more details
Figure 6. IF analysis of HSPA2 using anti-HSPA2 antibody (PB9639).
HSPA2 was detected in immunocytochemical section of PC-3 cell. Enzyme antigen retrieval was performed using IHC enzyme antigen retrieval reagent (AR0022) for 15 mins. The cells were blocked with 10% goat serum. And then incubated with 2μg/mL rabbit anti-HSPA2 Antibody (PB9639) overnight at 4°C. DyLight®488 Conjugated Goat Anti-Rabbit IgG (BA1127) was used as secondary antibody at 1:100 dilution and incubated for 30 minutes at 37°C. The section was counterstained with DAPI. Visualize using a fluorescence microscope and filter sets appropriate for the label used.
Click image to see more details
Figure 7. IF analysis of HSPA2 using anti-HSPA2 antibody (PB9639).
HSPA2 was detected in immunocytochemical section of PC-3 cell. Enzyme antigen retrieval was performed using IHC enzyme antigen retrieval reagent (AR0022) for 15 mins. The cells were blocked with 10% goat serum. And then incubated with 2μg/mL rabbit anti-HSPA2 Antibody (PB9639) overnight at 4°C. DyLight®488 Conjugated Goat Anti-Rabbit IgG (BA1127) was used as secondary antibody at 1:100 dilution and incubated for 30 minutes at 37°C. The section was counterstained with DAPI. Visualize using a fluorescence microscope and filter sets appropriate for the label used.
Protein Target Info & Infographic
Gene/Protein Information For HSPA2 (Source: Uniprot.org, NCBI)
Gene Name
HSPA2
Full Name
Heat shock-related 70 kDa protein 2
Weight
70021 MW
Superfamily
heat shock protein 70 family
Alternative Names
Heat shock-related 70 kDa protein 2;Heat shock 70 kDa protein 2;HSPA2; HSPA2 HSP70-2, HSP70-3 heat shock protein family A (Hsp70) member 2 heat shock-related 70 kDa protein 2|epididymis secretory sperm binding protein|heat shock 70kD protein 2|heat shock 70kDa protein 2
*If product is indicated to react with multiple species, protein info is based on the gene entry specified above in "Species".For more info on HSPA2, check out the HSPA2 Infographic
We have 30,000+ of these available, one for each gene! Check them out.
In this infographic, you will see the following information for HSPA2: database IDs, superfamily, protein function, synonyms, molecular weight, chromosomal locations, tissues of expression, subcellular locations, post-translational modifications, and related diseases, research areas & pathways. If you want to see more information included, or would like to contribute to it and be acknowledged, please contact [email protected].
Specific Publications For Anti-HSPA2 Antibody Picoband® (PB9639)
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1 Customer Q&As for Anti-HSPA2 Antibody Picoband®
Question
We are currently using anti-HSPA2 antibody PB9639 for mouse tissue, and we are content with the ICC results. The species of reactivity given in the datasheet says human, mouse, rat. Is it possible that the antibody can work on feline tissues as well?
Verified Customer
Verified customer
Asked: 2019-10-01
Answer
The anti-HSPA2 antibody (PB9639) has not been tested for cross reactivity specifically with feline tissues, but there is a good chance of cross reactivity. We have an innovator award program that if you test this antibody and show it works in feline you can get your next antibody for free. Please contact me if I can help you with anything.
Boster Scientific Support
Answered: 2019-10-01