1. Recombinant Proteins
  2. Ubiquitin Related Proteins
  3. Ubiquitin Enzymes
  4. E3 Ligases
  5. ITCH Proteins
  6. ITCH/AIP4 Protein, Human (solution)

ITCH/AIP4 Protein, Human (solution)

Cat. No.: HY-P75894
COA Handling Instructions

The ITCH/AIP4 protein, a member of the Nedd4 family of ubiquitin ligases, transfers ubiquitin to protein substrates for lysosomal degradation. It regulates cell differentiation and immune responses and is associated with autoimmune disease. Alternative splicing produces multiple isoforms. ITCH/AIP4 is expressed ubiquitously, with notable levels in the testis, esophagus, and 25 other tissues. ITCH/AIP4 Protein, Human (solution) is the recombinant human-derived ITCH/AIP4 protein, expressed by E. coli , with tag free. and with residual Gly-Pro in N-terminal (not related to functional changes) mutation. The total length of ITCH/AIP4 Protein, Human (solution) is 378 a.a., with molecular weight of ~40 kDa.

For research use only. We do not sell to patients.

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Description

The ITCH/AIP4 protein, a member of the Nedd4 family of ubiquitin ligases, transfers ubiquitin to protein substrates for lysosomal degradation. It regulates cell differentiation and immune responses and is associated with autoimmune disease. Alternative splicing produces multiple isoforms. ITCH/AIP4 is expressed ubiquitously, with notable levels in the testis, esophagus, and 25 other tissues. ITCH/AIP4 Protein, Human (solution) is the recombinant human-derived ITCH/AIP4 protein, expressed by E. coli , with tag free. and with residual Gly-Pro in N-terminal (not related to functional changes) mutation. The total length of ITCH/AIP4 Protein, Human (solution) is 378 a.a., with molecular weight of ~40 kDa.

Background

The ITCH/AIP4 protein, a member of the Nedd4 family of HECT domain E3 ubiquitin ligases, is involved in the transfer of ubiquitin from E2 ubiquitin-conjugating enzymes to protein substrates, leading to their degradation in lysosomes. This protein has diverse functions, including the regulation of erythroid and lymphoid cell differentiation as well as immune responses. Mutations in this gene have been associated with syndromic multisystem autoimmune disease. Additionally, alternative splicing results in the production of multiple isoforms of this protein. The ITCH/AIP4 protein exhibits ubiquitous expression, with notable levels in tissues such as the testis, esophagus, and 25 other tissues.

Biological Activity

The enzyme activity of this recombinant protein is testing in progress, we cannot offer a guarantee yet.

Species

Human

Source

E. coli

Tag

Tag Free

Accession

NP_113671.3 (N-G&P, R485-E862)

Gene ID
Molecular Construction
N-term
Gly-Pro
ITCH (R485-E862)
Accession # NP_113671.3
C-term
Synonyms
E3 ubiquitin-protein ligase Itchy homolog; AIP4; NAPP1; ITCH
Molecular Weight

Approximately 40 kDa

Purity

Greater than 95% as determined by reducing SDS-PAGE

Appearance

Solution.

Formulation

Supplied as a 0.2 μm filtered solution of 20 mM Tris, 200 mM NaCl, 10% Glycerol, pH 8.0. Normally 5 % - 8 % trehalose, mannitol and 0.01% Tween 80 are added as protectants before lyophilization.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Reconstitution

N/A.

Storage & Stability

Stored at -80°C for 1 year. 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.

Documentation

ITCH/AIP4 Protein, Human (solution) Related Classifications

Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

  • Reconstitution Calculator

  • Dilution Calculator

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The reconstitution calculator equation

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

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

The dilution calculator equation

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

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
× = ×
C1   V1   C2   V2

The specific activity calculator equation

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

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

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Product Name:
ITCH/AIP4 Protein, Human (solution)
Cat. No.:
HY-P75894
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