PARP14 Protein, Human (His, StrepⅡ)

The PARP14 protein is an ADP-ribosyltransferase that uniquely mono-ADP-ribosylates glutamic acid residues on target proteins such as STAT1 and STAT6, unlike PARP1 and PARP2. It catalyzes STAT1 mono-ADP ribosylation at “Glu-657” and “Glu-705”, reduces STAT1 phosphorylation and inhibits the production of pro-inflammatory cytokines in macrophages following IFNG stimulation. PARP14 Protein, Human (His, Strep) is the recombinant human-derived PARP14 protein, expressed by E. coli , with N-Strep, N-8*His labeled tag.

For research use only. We do not sell to patients.
  • Species: Human
  • Source: E. coli
  • Storage:
    Stored at -80°C for 1 year from date of receipt. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.
  • Biological Activity
  • Technical Parameters
  • Product Properties
  • Documentation
  • Help & FAQs

Biological Activity

Description

The PARP14 protein is an ADP-ribosyltransferase that uniquely mono-ADP-ribosylates glutamic acid residues on target proteins such as STAT1 and STAT6, unlike PARP1 and PARP2. It catalyzes STAT1 mono-ADP ribosylation at “Glu-657” and “Glu-705”, reduces STAT1 phosphorylation and inhibits the production of pro-inflammatory cytokines in macrophages following IFNG stimulation. PARP14 Protein, Human (His, Strep) is the recombinant human-derived PARP14 protein, expressed by E. coli , with N-Strep, N-8*His labeled tag.

Background

PARP14 Protein, an ADP-ribosyltransferase, facilitates the mono-ADP-ribosylation of glutamate residues on target proteins, distinguishing itself from PARP1 and PARP2 by its inability to mediate poly-ADP-ribosylation. Specifically, it has been shown to catalyze the mono-ADP-ribosylation of STAT1 at 'Glu-657' and 'Glu-705', leading to decreased STAT1 phosphorylation and subsequent negative regulation of pro-inflammatory cytokine production in macrophages following IFNG stimulation. However, the exact role of ADP-ribosylation in preventing STAT1 phosphorylation has been debated, with suggestions that the inhibition may be a result of STAT1 'Lys-703' sumoylation. Additionally, PARP14 mono-ADP-ribosylates STAT6, enhancing STAT6-dependent transcription, and in macrophages, it positively regulates MRC1 expression in response to IL4 stimulation by promoting STAT6 phosphorylation. Furthermore, PARP14 engages in mono-ADP-ribosylation of PARP9.

Technical Parameters

  • Species Human
  • Source E. coli
  • Tag N-StrepⅡ;N-8*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • 8*His-StrepⅡ
    • PARP14 (F1208-E1387)
      Accession # Q460N5
    • C-term
  • Protein Length

    Partial

  • Synonyms

    PARP14; Protein Mono-ADP-Ribosyltransferase PARP14; Poly(ADP-Ribose) Polymerase Family Member 14; B Aggressive Lymphoma Protein 2; ARTD8; Poly [ADP-Ribose] Polymerase 14; BAL2; PARP-14; KIAA1268; B-Aggressive Lymphoma 2; PART8; Collaborator Of STAT6; ADP-

  • AA Sequence

    FYGTVSSPDSGVYEMKIGSIIFQVASGDITKEEADVIVNSTSNSFNLKAGVSKAILECAGQNVERECSQQAQQRKNDYIITGGGFLRCKNIIHVIGGNDVKSSVSSVLQECEKKNYSSICLPAIGTGNAKQHPDKVAEAIIDAIEDFVQKGSAQSVKKVKVVIFLPQVLDVFYANMKKRE

  • Purity

    ≥ 90%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Solution.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Reconstitution

Please use rapid thawing with running water to thaw the protein.

Storage & Stability

Stored at -80°C for 1 year from date of receipt. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.

Shipping

Shipping with dry ice.

Calculators

Reconstitution Calculator

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration

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Mass (in vial) Mass (in vial)
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Desired Reconstitution Concentration Desired Reconstitution Concentration
Dilution Calculator

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

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The Specific Activity Calculator Equation
  • Specific Activity (Unit/mg)
  • Biological Activity (ED50)

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)

Specific Activity (Unit/mg) Specific Activity (Unit/mg)
Unit/mg
= 106 ÷
Biological Activity (ED50) Biological Activity (ED50)
106 ÷
ng/mL
MOQ
Minimum order quantity
100 mg

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