FGL1 Protein, Cynomolgus (HEK293, mFc)
Based on 1 Customer Validation
FGL1 Protein, a potent immune suppressive molecule, inhibits antigen-specific T-cell activation as a major ligand for LAG3. It crucially contributes to LAG3-mediated T-cell inhibitory functions, independently of MHC class II. Secreted by hepatocytes, FGL1 also promotes their growth. The homodimeric form of the protein interacts with LAG3, specifically engaging with its Ig-like domains 1 and 2 through the Fibrinogen C-terminal domain. FGL1 Protein, Cynomolgus (HEK293, mFc) is the recombinant cynomolgus-derived FGL1 protein, expressed by HEK293 , with N-mFc labeled tag.
- Species: Cynomolgus
- 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
FGL1 Protein, a potent immune suppressive molecule, inhibits antigen-specific T-cell activation as a major ligand for LAG3. It crucially contributes to LAG3-mediated T-cell inhibitory functions, independently of MHC class II. Secreted by hepatocytes, FGL1 also promotes their growth. The homodimeric form of the protein interacts with LAG3, specifically engaging with its Ig-like domains 1 and 2 through the Fibrinogen C-terminal domain. FGL1 Protein, Cynomolgus (HEK293, mFc) is the recombinant cynomolgus-derived FGL1 protein, expressed by HEK293 , with N-mFc labeled tag.
Background
FGL1 Protein serves as a potent immune suppressive molecule, exerting its inhibitory effect on antigen-specific T-cell activation as a major ligand for LAG3. It is a crucial contributor to LAG3-mediated T-cell inhibitory functions, and notably, its binding to LAG3 occurs independently of MHC class II. Additionally, FGL1 is secreted by hepatocytes and plays a role in promoting their growth. The protein exists in a homodimeric form and interacts with LAG3 through its Fibrinogen C-terminal domain, specifically engaging with the Ig-like domains 1 and 2 of LAG3.
Verified Bioactivity
Immobilized Biotinylated Human LAG-3 Fc-Avi at 1 μg/mL (100 μL/well) on Streptavidin precoated (0.5 μg/well) plate can bind Cynomolgus / Rhesus macaque FGL1 mFc with a linear range of 0.019-0.625 μg/mL.
MCE Validation Data
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Purity - SDS-PAGE
Purity - SDS-PAGE
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Bioactivity - ELISA
Bioactivity - ELISA
Technical Parameters
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Species Cynomolgus
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Source HEK293
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Tag N-mFc
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Accession
G7N0K6 (L23-I312)
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Gene ID102118020
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Molecular Construction
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N-term
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mFc
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FGL1 (L23-I312)
Accession # G7N0K6 -
C-term
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Protein Length
Full Length of Mature Protein
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Synonyms
FGL1; Fibrinogen-Like Protein 1; Fibrinogen Like 1; LFIRE-1; HPS; HFREP1; Hepassocin; HP-041; HFREP-1; Hepatocellular Carcinoma-Related Sequence; Hepatocyte-Derived Fibrinogen-Related Protein 1; LFIRE1; Liver Fibrinogen-Related Protein 1
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AA Sequence
LEDCAQEQVRLRAQVRLLETRVKQQQVKIKQLLQENEVQFLDKGEENSVIDLGSKRQYADCSEIFNDGYKLSGFYKIKPLQSPAEFAVYCDMSDGGGWTVIQRRSDGSENFNRGWNDYENGFGNFVQKHGEYWLGNKNLHFLTTQEDYTLKIDLADFEKNSRYAQYKNFKVGDEKNFYELNIGEYSGTAGDSLAGSFHPEVQWWATHQRMKFSTWDRDHDNYDGNCAEEDQSGWWFNRCHSANLNGLYYTGPYTAKTDNGIVWYTWHGWWYSLKSVVMKIRPNDFIPNVI
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Molecular Weight
Approximately 60-66 kDa, based on SDS-PAGE under reducing conditions.
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Purity
≥ 95%, as determined by reducing SDS-PAGE.
Product Properties
Lyophilized powder.
Lyophilized from a 0.22 μm filtered solution of 50 mM Tris, 100 mM Glycine, 150 mM NaCl, pH 7.5.
Note: For SPR assay, please replace the buffer. Primary amine components (e.g., Tris, imidazole) can affect protein-coupled chips.
<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 (261 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)