SUSD4 Protein, Human (HEK293, Fc)
Based on 1 Customer Validation
SUSD4 protein acts as a complement inhibitor by disrupting classical C3 convertase formation. Isoform 3 specifically inhibits the classical complement pathway, and membrane-bound isoform 1 inhibits C3b deposition through classical and alternative pathways, showcasing SUSD4's regulatory role in complement activation and potential significance in immune response modulation. SUSD4 Protein, Human (HEK293, Fc) is the recombinant human-derived SUSD4 protein, expressed by HEK293 , with C-mFc labeled tag.
- Species: Human
- Source: HEK293
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Storage:Stored at -20°C for 2 years from date of receipt. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.
Biological Activity
Description
SUSD4 protein acts as a complement inhibitor by disrupting classical C3 convertase formation. Isoform 3 specifically inhibits the classical complement pathway, and membrane-bound isoform 1 inhibits C3b deposition through classical and alternative pathways, showcasing SUSD4's regulatory role in complement activation and potential significance in immune response modulation. SUSD4 Protein, Human (HEK293, Fc) is the recombinant human-derived SUSD4 protein, expressed by HEK293 , with C-mFc labeled tag.
Background
SUSD4 protein functions as a complement inhibitor by disrupting the formation of the classical C3 convertase. The isoform 3 of SUSD4 specifically inhibits the classical complement pathway, while the membrane-bound isoform 1 plays a role in inhibiting the deposition of C3b through both the classical and alternative complement pathways. These activities underscore the regulatory role of SUSD4 in modulating complement activation and highlight its potential significance in immune response modulation.
Technical Parameters
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Species Human
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Source HEK293
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Tag C-mFc
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Accession
Q5VX71-3 (F42-F290)
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Molecular Construction
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N-term
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SUSD4 (F42-F290)
Accession # Q5VX71-3 -
mFc
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C-term
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Protein Length
Full Length of Sushi domain-containing protein 4 Chain
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Synonyms
SUSD4; Testicular Secretory Protein Li 55; Sushi Domain Containing 4; YHGM196; Sushi Domain-Containing Protein 4; PRO222; FLJ10052
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AA Sequence
FGPAQLTGGFDDLQVCADPGIPENGFRTPSGGVFFEGSVARFHCQDGFKLKGATKRLCLKHFNGTLGWIPSDNSICVQEDCRIPQIEDAEIHNKTYRHGEKLIITCHEGFKIRYPDLHNMVSLCRDDGTWNNLPICQGCLRPLASSNGYVNISELQTSFPVGTVISYRCFPGFKLDGSAYLECLQNLIWSSSPPRCLALEGGRPEHLFPVLYFPHIRLAAAVLYFCPVLKSSPTPAPTCSSTSTTTSLF
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Predicted Molecular Mass
53.1 kDa
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Molecular Weight
Approximately 67, based on SDS-PAGE under reducing conditions.
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Glycosylation
Yes
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Purity
≥ 90%, as determined by reducing SDS-PAGE.
Product Properties
Lyophilized powder.
Lyophilized from a 0.22 μm filtered solution of PBS, pH 7.4.
<1 EU/μg, determined by LAL method.
It is not recommended to reconstitute to a concentration less than 100 μg/mL in ddH2O. For long term storage it is recommended to add a carrier protein (0.1% BSA, 5% HSA, 10% FBS or 5% Trehalose).
Stored at -20°C for 2 years from date of receipt. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.
Room temperature in continental US; may vary elsewhere.
Documentation
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Data Sheet (236 KB)
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SDS (251 KB)
- English - EN (251 KB)
- Français - FR (251 KB)
- Deutsch - DE (251 KB)
- Norwegian - NO (251 KB)
- Español - ES (251 KB)
- Swedish - SV (251 KB)
- Italian - IT (251 KB)
- Korean - KR (251 KB)
- Portuguese - PT (251 KB)
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Handling Instructions (2659 KB)
Calculators
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)