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Human P-Rex1 Antibody

R&D Systems, part of Bio-Techne | Catalog # MAB8076

R&D Systems, part of Bio-Techne
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MAB8076
MAB8076-SP

Key Product Details

Species Reactivity

Human

Applications

Simple Western, Western Blot

Label

Unconjugated

Antibody Source

Monoclonal Mouse IgG2B Clone # 869704

Product Specifications

Immunogen

E. coli-derived recombinant human P-Rex1
Lys1313-Arg1434
Accession # Q8TCU6

Specificity

Detects human P-Rex1 in ELISAs and Western Blots.

Clonality

Monoclonal

Host

Mouse

Isotype

IgG2B

Scientific Data Images for Human P-Rex1 Antibody

Detection of Human P-Rex1 antibody by Western Blot.

Detection of Human P-Rex1 by Western Blot.

Western blot shows lysates of PC-3 human prostate cancer cell line. PVDF membrane was probed with 0.5 µg/mL of Mouse Anti-Human P-Rex1 Monoclonal Antibody (Catalog # MAB8076) followed by HRP-conjugated Anti-Mouse IgG Secondary Antibody (Catalog # HAF018). A specific band was detected for P-Rex1 at approximately 180 kDa (as indicated). This experiment was conducted under reducing conditions and using Immunoblot Buffer Group 1.
Detection of Human P-Rex1 antibody by Simple WesternTM.

Detection of Human P-Rex1 by Simple WesternTM.

Simple Western lane view shows lysates of PC‑3 human prostate cancer cell line, loaded at 0.5 mg/mL. A specific band was detected for P-Rex1 at approximately 175 kDa (as indicated) using 5 µg/mL of Mouse Anti-Human P-Rex1 Monoclonal Antibody (Catalog # MAB8076) . This experiment was conducted under reducing conditions and using the 12-230 kDa separation system.

Applications for Human P-Rex1 Antibody

Application
Recommended Usage

Simple Western

5 µg/mL
Sample: PC‑3 human prostate cancer cell line

Western Blot

0.5 µg/mL
Sample: PC‑3 human prostate cancer cell line

Formulation, Preparation, and Storage

Purification

Protein A or G purified from hybridoma culture supernatant

Reconstitution

Reconstitute at 0.5 mg/mL in sterile PBS. For liquid material, refer to CoA for concentration.

Reconstitution Buffer Available:
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Formulation

Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. *Small pack size (SP) is supplied either lyophilized or as a 0.2 µm filtered solution in PBS.

Shipping

Lyophilized product is shipped at ambient temperature. Liquid small pack size (-SP) is shipped with polar packs. Upon receipt, store immediately at the temperature recommended below.

Stability & Storage

Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
  • 12 months from date of receipt, -20 to -70 °C as supplied.
  • 1 month, 2 to 8 °C under sterile conditions after reconstitution.
  • 6 months, -20 to -70 °C under sterile conditions after reconstitution.

Background: P-Rex1

PREX1 (phosphoinositol (3,4,5)-dependent Rac exchanger 1), also called P-Rex1, is a 185 kDa G-protein-activated guanine nucleotide exchange factor. It is mainly cytosolic, but also plasma membrane-associated, regulating cell motility and actin dynamics in neutrophils, migrating neurons, adipocytes and platelets. It is upregulated in cancers such as melanoma, prostate and breast. The 1659 amino acid (aa) human P-Rex1 contains DH, PH and tandem DEP GPCR signaling domains, and a PDZ scaffolding domain between aa 49-703. A 956 aa isoform with a 5 aa substitution for aa 1-703 is reported, and a 1561 aa isoform with a 91 aa substitution for aa 1471-1659 is predicted. The human P-Rex1 immunogen (aa 1313-1434) shares 94% and 95% aa sequence identity with mouse and rat P-Rex1, respectively.

Long Name

Phosphatidylinositol-3,4,5-Trisphosphate-dependent Rac Exchange Factor 1

Alternate Names

KIAA1415, PRex1

Entrez Gene IDs

57580 (Human); 277360 (Mouse); 311647 (Rat)

Gene Symbol

PREX1

UniProt

Additional P-Rex1 Products

Product Documents for Human P-Rex1 Antibody

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot number in the search box below.

Note: Certificate of Analysis not available for kit components.

Product Specific Notices for Human P-Rex1 Antibody

For research use only

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