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product-image-AAA21141_ACTIVITY6.jpg Activity (Phospholipase A2 Group VII (PLA2G7) which is also known as Lp-PLA2, is a plasma enzyme bound to lipoproteins: 80% bound to LDL, 15%-20% to HDL, and the remainder to VLDL. It is produced in major by mature macrophages and activated platelets and catalyzes the degradation of platelet-activating factor to biologically inactive products. Besides, Paraoxonase 1 (PON1) has been identified as an interactor of PLA2G7, thus a functional binding ELISA assay was conducted to detect the interaction of recombinant human PLA2G7 and recombinant rat PON1. Briefly, PLA2G7 were diluted serially in PBS, with 0.01% BSA (pH 7.4). Duplicate samples of 100 ul were then transferred to PON1-coated microtiter wells and incubated for 1h at 37?. Wells were washed with PBST and incubated for 1h with anti-PLA2G7 pAb, then aspirated and washed 3 times. After incubation with HRP labelled secondary antibody, wells were aspirated and washed 5 times. With the addition of substrate solution, wells were incubated 15-25 minutes at 37?. Finally, add 50uL stop solution to the wells and read at 450/630 nm immediately. The binding activity of recombinant human PLA2G7 and recombinant rat PON1 was shown in Figure 1, the EC50 for this effect is 0.7 ug/mL)

Phospholipase A2, Lipoprotein Associated (LpPLA2) Active Protein | LpPLA2 active protein

Active Phospholipase A2, Lipoprotein Associated (LpPLA2)

Gene Names
PLA2G7; PAFAD; PAFAH; LP-PLA2; LDL-PLA2
Applications
Cell Culture, Activity Assays
Purity
>95%
Synonyms
Phospholipase A2, Lipoprotein Associated (LpPLA2); N/A; Active Phospholipase A2, Lipoprotein Associated (LpPLA2); PLA2G7; PAF-AH; PAFAH; Lp-PLA2; LDL-PLA2; Platelet Activating Factor Acetylhydrolase,Plasma; Phospholipase A2,Group VII; LDL-associated phospholipase A2; LpPLA2 active protein
Ordering
For Research Use Only!
Host
E. coli
Purity/Purification
>95%
Form/Format
PBS, pH7.4, containing 0.01% SKL, 5% Trehalose.
Concentration
100ug/mL (varies by lot)
Applicable Applications for LpPLA2 active protein
Cell Culture, Activity Assays
Application Notes
(May be suitable for use in other assays to be determined by the end user.)
Source
Prokaryotic expression
Residues
Phe22~Asn441
Tags
N-terminal His-tag
Endotoxin Level
<1.0EU per 1ug (determined by the LAL method).
Predicted isoelectric point
7.1
Reconstitution
Reconstitute in ddH2O to a concentration of 0.1-0.5 mg/mL. Do not vortex
Preparation and Storage
Storage:
Avoid repeated freeze/thaw cycles.
Store at 2-8°C.
Aliquot and store at -80°C.

Stability Test:
The thermal stability is described by the loss rate. The loss rate was determined by accelerated thermal degradation test, that is, incubate the protein at 37°C for 48h, and no obvious degradation and precipitation were observed. The loss rate is less than 5% within the expiration date under appropriate storage condition.

Activity

(Phospholipase A2 Group VII (PLA2G7) which is also known as Lp-PLA2, is a plasma enzyme bound to lipoproteins: 80% bound to LDL, 15%-20% to HDL, and the remainder to VLDL. It is produced in major by mature macrophages and activated platelets and catalyzes the degradation of platelet-activating factor to biologically inactive products. Besides, Paraoxonase 1 (PON1) has been identified as an interactor of PLA2G7, thus a functional binding ELISA assay was conducted to detect the interaction of recombinant human PLA2G7 and recombinant rat PON1. Briefly, PLA2G7 were diluted serially in PBS, with 0.01% BSA (pH 7.4). Duplicate samples of 100 ul were then transferred to PON1-coated microtiter wells and incubated for 1h at 37?. Wells were washed with PBST and incubated for 1h with anti-PLA2G7 pAb, then aspirated and washed 3 times. After incubation with HRP labelled secondary antibody, wells were aspirated and washed 5 times. With the addition of substrate solution, wells were incubated 15-25 minutes at 37?. Finally, add 50uL stop solution to the wells and read at 450/630 nm immediately. The binding activity of recombinant human PLA2G7 and recombinant rat PON1 was shown in Figure 1, the EC50 for this effect is 0.7 ug/mL)

product-image-AAA21141_ACTIVITY6.jpg Activity (Phospholipase A2 Group VII (PLA2G7) which is also known as Lp-PLA2, is a plasma enzyme bound to lipoproteins: 80% bound to LDL, 15%-20% to HDL, and the remainder to VLDL. It is produced in major by mature macrophages and activated platelets and catalyzes the degradation of platelet-activating factor to biologically inactive products. Besides, Paraoxonase 1 (PON1) has been identified as an interactor of PLA2G7, thus a functional binding ELISA assay was conducted to detect the interaction of recombinant human PLA2G7 and recombinant rat PON1. Briefly, PLA2G7 were diluted serially in PBS, with 0.01% BSA (pH 7.4). Duplicate samples of 100 ul were then transferred to PON1-coated microtiter wells and incubated for 1h at 37?. Wells were washed with PBST and incubated for 1h with anti-PLA2G7 pAb, then aspirated and washed 3 times. After incubation with HRP labelled secondary antibody, wells were aspirated and washed 5 times. With the addition of substrate solution, wells were incubated 15-25 minutes at 37?. Finally, add 50uL stop solution to the wells and read at 450/630 nm immediately. The binding activity of recombinant human PLA2G7 and recombinant rat PON1 was shown in Figure 1, the EC50 for this effect is 0.7 ug/mL)

WB (Western Blot)

(Western BlotSample: Recombinant LpPLA2, HumanAntibody: Rabbit Anti-Human LpPLA2 Ab)

product-image-AAA21141_WB5.jpg WB (Western Blot) (Western BlotSample: Recombinant LpPLA2, HumanAntibody: Rabbit Anti-Human LpPLA2 Ab)

SDS-PAGE

(SDS-PAGE)

product-image-AAA21141_SDS_PAGE4.jpg SDS-PAGE (SDS-PAGE)

Gene Sequencing (extract)

product-image-AAA21141_GS3.jpg Gene Sequencing (extract)

Activity

(Figure. The binding activity of LpPLA2 with PTPRN.Phospholipase A2, Lipoprotein Associated (LpPLA2) also known as platelet-activating factor acetylhydrolase (PAF-AH) is a phospholipase A2 enzyme. LpPLA2 is platelet-activating factor (PAF) acetylhydrolase, a secreted enzyme that catalyzes the degradation of PAF to inactive products by hydrolysis of the acetyl group at the sn-2 position, producing the biologically inactive products LYSO-PAF and acetate. Besides, Protein Tyrosine Phosphatase Receptor Type N (PTPRN) has been identified as an interactor of LpPLA2, thus a binding ELISA assay was conducted to detect the interaction of recombinant human LpPLA2 and recombinant human PTPRN. Briefly, LpPLA2 were diluted serially in PBS, with 0.01% BSA (pH 7.4). Duplicate samples of 100uL were then transferred to PTPRN-coated microtiter wells and incubated for 2h at 37 degree C. Wells were washed with PBST and incubated for 1h with anti-LpPLA2 pAb, then aspirated and washed 3 times. After incubation with HRP labelled secondary antibody, wells were aspirated and washed 3 times. With the addition of substrate solution, wells were incubated 15-25 minutes at 37 degree C. Finally, add 50uL stop solution to the wells and read at 450nm immediately. The binding activity of LpPLA2 and PTPRN was shown in Figure 1, and this effect was in a dose dependent manner.)

product-image-AAA21141_ACTIVITY2.png Activity (Figure. The binding activity of LpPLA2 with PTPRN.Phospholipase A2, Lipoprotein Associated (LpPLA2) also known as platelet-activating factor acetylhydrolase (PAF-AH) is a phospholipase A2 enzyme. LpPLA2 is platelet-activating factor (PAF) acetylhydrolase, a secreted enzyme that catalyzes the degradation of PAF to inactive products by hydrolysis of the acetyl group at the sn-2 position, producing the biologically inactive products LYSO-PAF and acetate. Besides, Protein Tyrosine Phosphatase Receptor Type N (PTPRN) has been identified as an interactor of LpPLA2, thus a binding ELISA assay was conducted to detect the interaction of recombinant human LpPLA2 and recombinant human PTPRN. Briefly, LpPLA2 were diluted serially in PBS, with 0.01% BSA (pH 7.4). Duplicate samples of 100uL were then transferred to PTPRN-coated microtiter wells and incubated for 2h at 37 degree C. Wells were washed with PBST and incubated for 1h with anti-LpPLA2 pAb, then aspirated and washed 3 times. After incubation with HRP labelled secondary antibody, wells were aspirated and washed 3 times. With the addition of substrate solution, wells were incubated 15-25 minutes at 37 degree C. Finally, add 50uL stop solution to the wells and read at 450nm immediately. The binding activity of LpPLA2 and PTPRN was shown in Figure 1, and this effect was in a dose dependent manner.)

Sequence Information

product-image-AAA21141_SEQUENCE.jpg Sequence Information
Product Categories/Family for LpPLA2 active protein

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
UniProt Accession #
Molecular Weight
Predicted Molecular Mass: 49.0kDa
Accurate Molecular Mass: 50kDa as determined by SDS-PAGE reducing conditions.
NCBI Official Full Name
LDL-phospholipase A2
NCBI Official Synonym Full Names
phospholipase A2 group VII
NCBI Official Symbol
PLA2G7
NCBI Official Synonym Symbols
PAFAD; PAFAH; LP-PLA2; LDL-PLA2
NCBI Protein Information
platelet-activating factor acetylhydrolase
UniProt Protein Name
Platelet-activating factor acetylhydrolase
UniProt Gene Name
PLA2G7
UniProt Synonym Gene Names
PAFAH; PAF acetylhydrolase; gVIIA-PLA2; LDL-PLA(2)
UniProt Entry Name
PAFA_HUMAN

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Product Notes

The LpPLA2 pla2g7 (Catalog #AAA21141) is an Active Protein produced from E. coli and is intended for research purposes only. The product is available for immediate purchase. AAA Biotech's Phospholipase A2, Lipoprotein Associated (LpPLA2) can be used in a range of immunoassay formats including, but not limited to, Cell Culture, Activity Assays. (May be suitable for use in other assays to be determined by the end user.). Researchers should empirically determine the suitability of the LpPLA2 pla2g7 for an application not listed in the data sheet. Researchers commonly develop new applications and it is an integral, important part of the investigative research process. It is sometimes possible for the material contained within the vial of "Phospholipase A2, Lipoprotein Associated (LpPLA2), Active Protein" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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