Anti-HIF-2-alpha/EPAS1 Antibody Picoband®

Epas1 antibody

Boster Bio Anti-HIF-2-alpha/EPAS1 Antibody catalog # PA1129-2. Tested in 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. Cited in 1 publication(s). Independently reviewed in 1 review(s).

Product Info Summary

SKU: PA1129-2
Size: 100 μg/vial
Reactive Species: Human, Mouse, Rat
Host: Rabbit
Application: WB

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Product Name

Anti-HIF-2-alpha/EPAS1 Antibody Picoband®

View all Epas1 Antibodies

SKU/Catalog Number

PA1129-2
BA1631-2 is an alternative SKU for this antibody, used in previous lots.

Size

100 μg/vial

Form

Lyophilized

Description

Boster Bio Anti-HIF-2-alpha/EPAS1 Antibody catalog # PA1129-2. Tested in 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-HIF-2-alpha/EPAS1 Antibody Picoband® (Boster Biological Technology, Pleasanton CA, USA, Catalog # PA1129-2)

Host

Rabbit

Contents

Each vial contains antibody formulated with stabilizing components, 0.9mg NaCl, 0.2mg Na2HPO4, 0.05mg Thimerosal, 0.05mg NaN3.
*This antibody is supplied in a stabilized formulation. Compatibility with conjugation reactions depends on the chemistry of the conjugation method used. For conjugation methods that are not compatible with the stabilizing components present in this formulation, a carrier-free antibody format is required.

Clonality

Polyclonal

Isotype

Rabbit IgG

Immunogen

A synthetic peptide corresponding to a sequence in the middle region of human HIF-2-alpha, identical to the related mouse and rat sequence.

Cross-reactivity

No cross-reactivity with other proteins

Reactive Species

PA1129-2 is reactive to Epas1 in Human, Mouse, Rat

Observed Molecular Weight

120 kDa

Calculated molecular weight

96.7 kDa

Background of Epas1

HIF-2 alpha is also designated EPAS1 whose gene is mapped to 2p21-p16. The predicted mouse protein is 88% identical to human EPAS1. The human EPAS1 gene contains 15 exons and spans at least 120 kb. The positions of the introns within the genomic region encoding the N-terminal bHLH-PAS domains of EPAS1 and AHR are similar, suggesting that the 5-prime ends of the 2 genes may have arisen from a gene duplication event1. Moreover, the predicted protein shares 48% sequence identity with HIF1-alpha, a bHLH-PAS transcription factor that induces EPO gene expression in cultured cells in response to hypoxia. Like HIF1A, EPAS1 binds to and activates transcription from the HIF1A response element derived from the 3-prime flanking region of the EPO gene. EPAS1 is predominantly expressed in highly vascularized tissues of adult humans and in endothelial cells of the mouse adult and embryo. Furthermore, EPAS1 may represent an important regulator of vascularization, perhaps involving the regulation of endothelial cell gene expression in response to hypoxia2. HIF2A is expressed at relatively higher levels in villus sections of placenta and in lung samples compared with other tissues examined3. In addition, The variation in EPAS1 influences the relative contribution of aerobic and anaerobic metabolism and hence the maximum sustainable metabolic power for a given event duration4.

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.

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Applications

PA1129-2 is guaranteed for 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

Positive Control

WB: rat thymus tissue, rat testis tissue, human MCF-7 whole cell, human Hela whole cell, human Jurkat whole cell, mouse thymus tissue, mouse lun tissue, rat brain tissue, rat RH35 whole cell, rat small intestine tissue

Validation Images & Assay Conditions

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Have you used Anti-HIF-2-alpha/EPAS1 Antibody Picoband®?

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1 Reviews For Anti-HIF-2-alpha/EPAS1 Antibody Picoband®

We got bands as expected...--Christina Klinger, DEPT. OF TRANSLATIONAL AND REGENERATIVE MEDICINE, UNIVERSITY OF ARIZONA, MANAGER OF LABORATORY OPERATIONS

Excellent

Source: Biocompare.com

SKU PA1129-2
Applications Western Blot
Sample Mouse lung lysates
Detection SuperSignal West Femto Maximum Sensitivity Substrate

"We sought to see differences in expression of EPAS1 in protein from mouse lung samples. We selected this product because we have used other antibodies from Boster in the past with success. We got bands as expected, but they were not indicative of good conjugation as they were very light. We believe this is because we did not use the recommended Enhanced Chemiluminscent kit with anti-rabbit IgG (EK1002), so we will repeat the experiment with this chemi kit before concluding whether the antibody worked or not. This antibody should work using the chemiluminescent kit recommended...Heed the recommendation of the website and use the chemi kit suggested for high quality visualization."

Verified customer

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4 Customer Q&As for Anti-HIF-2-alpha/EPAS1 Antibody Picoband®

Question

Do you have a BSA free version of anti-HIF-2-alpha/EPAS1 antibody PA1129-2 available?

Verified Customer

Verified customer

Asked: 2020-02-12

Answer

We appreciate your recent telephone inquiry. I can confirm that some lots of this anti-HIF-2-alpha/EPAS1 antibody PA1129-2 are BSA free. For now, these lots are available and we can make a BSA free formula for you free of charge. It will take 3 extra days to prepare. If you require this antibody BSA free again in future, please do not hesitate to contact me and I will be pleased to check which lots we have in stock that are BSA free.

Boster Scientific Support

Answered: 2020-02-12

Question

Thanks for helping with my inquiry over the phone. Here are the WB image, lot number and protocol we used for eye using anti-HIF-2-alpha/EPAS1 antibody PA1129-2. Let me know if you need anything else.

Verified Customer

Verified customer

Asked: 2020-01-09

Answer

I appreciate the data. You have provided everything we needed. Our lab team are working to resolve your inquiry as quickly as possible, and we appreciate your patience and understanding! Please let me know if there is anything you need in the meantime.

Boster Scientific Support

Answered: 2020-01-09

Question

See below the WB image, lot number and protocol we used for eye using anti-HIF-2-alpha/EPAS1 antibody PA1129-2. Please let me know if you require anything else.

Verified Customer

Verified customer

Asked: 2019-08-19

Answer

Thank you very much for the data. Our lab team are working to resolve this as quickly as possible, and we appreciate your patience and understanding! You have provided everything we needed. Please let me know if there is anything you need in the meantime.

Boster Scientific Support

Answered: 2019-08-19

Question

We are currently using anti-HIF-2-alpha/EPAS1 antibody PA1129-2 for human tissue, and we are happy with the WB results. The species of reactivity given in the datasheet says human, mouse, rat. Is it true that the antibody can work on monkey tissues as well?

K. Moore

Verified customer

Asked: 2014-08-04

Answer

The anti-HIF-2-alpha/EPAS1 antibody (PA1129-2) has not been validated for cross reactivity specifically with monkey 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 monkey you can get your next antibody for free. Please contact me if I can help you with anything.

Boster Scientific Support

Answered: 2014-08-04

Order DetailsPrice
PA1129-2

100μg

$370
PA1129-2-Fluoro488

100 μg Fluoro488 conjugated (liquid)

$570
PA1129-2-Fluoro550

100 μg Fluoro550 conjugated (liquid)

$570
PA1129-2-Fluoro594

100 μg Fluoro594 conjugated (liquid)

$570
PA1129-2-Fluoro647

100 μg Fluoro647 conjugated (liquid)

$670
PA1129-2-APC

100 μg APC conjugated (liquid)

$820
PA1129-2-FITC

100 μg FITC conjugated (liquid)

$570
PA1129-2-Cy3

100 μg Cy3 conjugated (liquid)

$570
PA1129-2-Biotin

100 μg Biotin conjugated (liquid)

$570
PA1129-2-HRP

100 μg HRP conjugated (liquid)

$570
PA1129-2-PE

100 μg PE conjugated (liquid)

$820
PA1129-2-carrier-free

Carrier Free

$370
Rainbow Button View conjugates

Free Secondary Antibody

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$65.00  $130.00
$67.50  $135.00
$75.00  $150.00
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$55.00  $110.00
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PA1129-2
Buy one primary antibody get one 0.5ml HRP or Biotin secondary antibody for free.
*Sample sizes are prepared on demand and will take extra lead time. (cannot be conjugated)
$370.00

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We promise all of our products perform as described in datasheets.

This product is for Research Use Only. Not for use in diagnostic procedures.

Update date: Apr 15, 2026