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Recombinant human Cyclophilin A protein (Active) is a Human Full Length protein, in the 1 to 165 aa range, expressed in Escherichia coli, with >95% purity, < 1 EU/µg endotoxin level and suitable for SDS-PAGE, FuncS.

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SDS-PAGE - Recombinant human Cyclophilin A protein (Active) (AB86219), expandable thumbnail

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Key facts

Purity
>95% SDS-PAGE
Endotoxin level
< 1 EU/µg
Expression system
Escherichia coli
Tags
His tag N-Terminus
Applications
SDS-PAGE, FuncS
Biologically active
Yes

Amino acid sequence

M G S S H H H H H H S S G L V P R G S H M V N P T V F F D I A V D G E P L G R V S F E L F A D K V P K T A E N F R A L S T G E K G F G Y K G S C F H R I I P G F M C Q G G D F T R H N G T G G K S I Y G E K F E D E N F I L K H T G P G I L S M A N A G P N T N G S Q F F I C T A K T E W L D G K H V V F G K V K E G M N I V E A M E R F G S R N G K T S K K I T I A D C G Q L E

Reactivity data

Application
SDS-PAGE
Reactivity
Reacts
Dilution info
-
Notes

-

Application
FuncS
Reactivity
Reacts
Dilution info
-
Notes

-

Associated Products

Select an associated product type

1 product for Alternative Product

Target data

Function

Catalyzes the cis-trans isomerization of proline imidic peptide bonds in oligopeptides (PubMed:2001362, PubMed:20676357, PubMed:21245143, PubMed:21593166, PubMed:25678563). Exerts a strong chemotactic effect on leukocytes partly through activation of one of its membrane receptors BSG/CD147, initiating a signaling cascade that culminates in MAPK/ERK activation (PubMed:11943775, PubMed:21245143). Activates endothelial cells (ECs) in a pro-inflammatory manner by stimulating activation of NF-kappa-B and ERK, JNK and p38 MAP-kinases and by inducing expression of adhesion molecules including SELE and VCAM1 (PubMed:15130913). Induces apoptosis in ECs by promoting the FOXO1-dependent expression of CCL2 and BCL2L11 which are involved in EC chemotaxis and apoptosis (PubMed:31063815). In response to oxidative stress, initiates proapoptotic and antiapoptotic signaling in ECs via activation of NF-kappa-B and AKT1 and up-regulation of antiapoptotic protein BCL2 (PubMed:23180369). Negatively regulates MAP3K5/ASK1 kinase activity, autophosphorylation and oxidative stress-induced apoptosis mediated by MAP3K5/ASK1 (PubMed:26095851). Necessary for the assembly of TARDBP in heterogeneous nuclear ribonucleoprotein (hnRNP) complexes and regulates TARDBP binding to RNA UG repeats and TARDBP-dependent expression of HDAC6, ATG7 and VCP which are involved in clearance of protein aggregates (PubMed:25678563). Plays an important role in platelet activation and aggregation (By similarity). Regulates calcium mobilization and integrin ITGA2B:ITGB3 bidirectional signaling via increased ROS production as well as by facilitating the interaction between integrin and the cell cytoskeleton (By similarity). Binds heparan sulfate glycosaminoglycans (PubMed:11943775). Inhibits replication of influenza A virus (IAV) (PubMed:19207730). Inhibits ITCH/AIP4-mediated ubiquitination of matrix protein 1 (M1) of IAV by impairing the interaction of ITCH/AIP4 with M1, followed by the suppression of the nuclear export of M1, and finally reduction of the replication of IAV (PubMed:22347431, PubMed:30328013). (Microbial infection) May act as a mediator between human SARS coronavirus nucleoprotein and BSG/CD147 in the process of invasion of host cells by the virus (PubMed:15688292). (Microbial infection) Stimulates RNA-binding ability of HCV NS5A in a peptidyl-prolyl cis-trans isomerase activity-dependent manner.

Alternative names

Recommended products

Recombinant human Cyclophilin A protein (Active) is a Human Full Length protein, in the 1 to 165 aa range, expressed in Escherichia coli, with >95% purity, < 1 EU/µg endotoxin level and suitable for SDS-PAGE, FuncS.

Key facts

Purity
>95% SDS-PAGE
Endotoxin level
< 1 EU/µg
Expression system
Escherichia coli
Applications
SDS-PAGE, FuncS
Biological activity
Specific activity is >650 nmoles/min/mg, and is defined as the amount of enzyme that cleaves 1 nmole of suc-AAPF-pNA per minute at 37°C in Tris-Hcl pH8.0 using chymotrypsin. Activity Assay Prepare 180µl assay buffer into a suitable container: Test is 120µl of 200mM Tris-HCl pH8.0, 50µl of 20nM chymotrypsin and 10µl of 100µg/ml Cyclophilin A protein. Blank is 130µl of 200mM Tris-HCl pH8.0 and 50µl of 20nM chymotrypsin. Equilibrate to 37℃ and monitor the A405nm until value is constant using a spectrophotometer. Load 20µl of 5mM Suc-AAPF-pNA into plate. (460mM Lithium chloride, 3mM 2,2,2-Trifluoroethanol in DW. The suc-AAPF-pNA is first dissolved in DMSO and diluted once in 200 mM Tris-HCl (pH8.0). Finally, manufacture the final 5mM with 460mM Lithium chloride, 3mM 2,2,2-Trifluoroethanol). Add 180µl of assay buffer in 5mM Suc-AAPF-pNA. Record the absorbance A405nm for 40 minutes at 37 °C.
Accession
P62937-1
Animal free
No
Species
Human
Concentration
Loading...
Storage buffer

pH: 8
Constituents: 10% Glycerol (glycerin, glycerine), 0.242% Tris, 0.116% Sodium chloride, 0.0077% (R*,R*)-1,4-Dimercaptobutan-2,3-diol

Sequence info

Amino acid sequence

M G S S H H H H H H S S G L V P R G S H M V N P T V F F D I A V D G E P L G R V S F E L F A D K V P K T A E N F R A L S T G E K G F G Y K G S C F H R I I P G F M C Q G G D F T R H N G T G G K S I Y G E K F E D E N F I L K H T G P G I L S M A N A G P N T N G S Q F F I C T A K T E W L D G K H V V F G K V K E G M N I V E A M E R F G S R N G K T S K K I T I A D C G Q L E
Accession
P62937
Protein length
Full Length
Predicted molecular weight
20 kDa
Amino acids
1 to 165
Nature
Recombinant
Tags
His tag N-Terminus

Specifications

Form
Liquid
Additional notes

Purified by using conventional chromatography techniques.

General info

Function

Catalyzes the cis-trans isomerization of proline imidic peptide bonds in oligopeptides (PubMed:2001362, PubMed:20676357, PubMed:21245143, PubMed:21593166, PubMed:25678563). Exerts a strong chemotactic effect on leukocytes partly through activation of one of its membrane receptors BSG/CD147, initiating a signaling cascade that culminates in MAPK/ERK activation (PubMed:11943775, PubMed:21245143). Activates endothelial cells (ECs) in a pro-inflammatory manner by stimulating activation of NF-kappa-B and ERK, JNK and p38 MAP-kinases and by inducing expression of adhesion molecules including SELE and VCAM1 (PubMed:15130913). Induces apoptosis in ECs by promoting the FOXO1-dependent expression of CCL2 and BCL2L11 which are involved in EC chemotaxis and apoptosis (PubMed:31063815). In response to oxidative stress, initiates proapoptotic and antiapoptotic signaling in ECs via activation of NF-kappa-B and AKT1 and up-regulation of antiapoptotic protein BCL2 (PubMed:23180369). Negatively regulates MAP3K5/ASK1 kinase activity, autophosphorylation and oxidative stress-induced apoptosis mediated by MAP3K5/ASK1 (PubMed:26095851). Necessary for the assembly of TARDBP in heterogeneous nuclear ribonucleoprotein (hnRNP) complexes and regulates TARDBP binding to RNA UG repeats and TARDBP-dependent expression of HDAC6, ATG7 and VCP which are involved in clearance of protein aggregates (PubMed:25678563). Plays an important role in platelet activation and aggregation (By similarity). Regulates calcium mobilization and integrin ITGA2B:ITGB3 bidirectional signaling via increased ROS production as well as by facilitating the interaction between integrin and the cell cytoskeleton (By similarity). Binds heparan sulfate glycosaminoglycans (PubMed:11943775). Inhibits replication of influenza A virus (IAV) (PubMed:19207730). Inhibits ITCH/AIP4-mediated ubiquitination of matrix protein 1 (M1) of IAV by impairing the interaction of ITCH/AIP4 with M1, followed by the suppression of the nuclear export of M1, and finally reduction of the replication of IAV (PubMed:22347431, PubMed:30328013).

Sequence similarities

Belongs to the cyclophilin-type PPIase family. PPIase A subfamily.

Post-translational modifications

Acetylation at Lys-125 markedly inhibits catalysis of cis to trans isomerization and stabilizes cis rather than trans forms of the HIV-1 capsid. PPIA acetylation also antagonizes the immunosuppressive effects of cyclosporine by inhibiting the sequential steps of cyclosporine binding and calcineurin inhibition (PubMed:20364129, Ref.12). Acetylation at Lys-125 favors its interaction with TARDBP (PubMed:25678563).

Subcellular localisation
Nucleus

Storage

Shipped at conditions
Blue Ice
Appropriate short-term storage duration
1-2 weeks
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
-20°C
Aliquoting information
Upon delivery aliquot
Storage information
Avoid freeze / thaw cycle

This product is an active protein and may elicit a biological response in vivo, handle with caution.

Notes

MW confirme by MALDI-TOF.

Concentration determined by Bradford assay.

Endotoxin levels determined by LAL method.

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1 product image

  • SDS-PAGE - Recombinant human Cyclophilin A protein (Active) (ab86219), expandable thumbnail

    SDS-PAGE - Recombinant human Cyclophilin A protein (Active) (ab86219)

    3ug by SDS-PAGE under reducing conditions and visualized by coomassie blue stain.

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Product protocols

For this product, it's our understanding that no specific protocols are required. You can:

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