Human recombinant Galectin-9 protein, AF

Galectin-9 protein, Human

Galectin-9 (Gal-9) is a lectin family member and is one of the tandem repeat-type galectins containing two carbohydrate recognition domains (CRD) connected by a linker region in a single peptide chain. The CRD is responsible for β-galactoside binding, and several binding partners for galectin-9 have been identified, including CD44, FGL, Gcgr, GLUT- 2, IgE, IgM, PDI, and Tim-3. Galectin-9 is constitutively presented in the small intestine, liver, uterine epithelial cells, skin epidermis, and esophageal epithelium. Galectin-9 contributing to cell growth, differentiation, adhesion, communication, and death. Accumulated evidence indicates that Gal-9 blockade promotes T cell immunity against tumors, suggesting that galectin-9 is a promising target for immunotherapy.

Product Info Summary

SKU: PROTO00182-2
Size: 5ug,20ug,100ug
Origin Species: Human
Source: Escherichia coli
Application: Cell Culture

Product Name

Human recombinant Galectin-9 protein, AF

View all Galectin-9 recombinant proteins

SKU/Catalog Number

PROTO00182-2

Size

5ug,20ug,100ug

Tag

His Tag (N-term)

Description

Galectin-9 (Gal-9) is a lectin family member and is one of the tandem repeat-type galectins containing two carbohydrate recognition domains (CRD) connected by a linker region in a single peptide chain. The CRD is responsible for β-galactoside binding, and several binding partners for galectin-9 have been identified, including CD44, FGL, Gcgr, GLUT- 2, IgE, IgM, PDI, and Tim-3. Galectin-9 is constitutively presented in the small intestine, liver, uterine epithelial cells, skin epidermis, and esophageal epithelium. Galectin-9 contributing to cell growth, differentiation, adhesion, communication, and death. Accumulated evidence indicates that Gal-9 blockade promotes T cell immunity against tumors, suggesting that galectin-9 is a promising target for immunotherapy.

Storage & Handling

Lyophilized protein should be stored at -20°C for 1 year. Upon reconstitution, store at 2°C to 8°C for up to 1 week. Further dilute in a buffer containing a carrier protein or stabilizer (e.g. 0.1% BSA, 10%FBS, 5%HSA or 5% trehalose solution), protein aliquots should be stored at -20°C or -80°C for 3-6 months. Avoid repeated freeze/thaw cycles.

Cite This Product

Human recombinant Galectin-9 protein, AF (Boster Biological Technology, Pleasanton CA, USA, Catalog # PROTO00182-2)

Form

Lyophilized

Formulation

The protein was lyophilized from a 0.2 μm filtered solution containing 1X PBS, pH 7.4. If you have any concerns or special requirements, please confirm with us.

Purity

>98% as determined by SDS-PAGE.

Predicted MW

39.518kDa

Molecular weight

The protein has a calculated MW of 36.7 kDa. The protein migrates as 37 kDa under reducing condition (SDS-PAGE analysis).

Activity

Measured by its ability of the immobilized protein to support the adhesion of Jurkat cells. The ED₅₀ for this effect is <3 μg/mL.

Endotoxin

<0.1 EU per 1 μg of the protein by the LAL method.

Amino Acid Sequence

AFSGSQAPYLSPAVPFSGTIQGGLQDGLQITVNGTVLSSSGTRFAVNFQTGFSGNDIAFHFNPRFEDGGYVVCNTRQNGSWGPEERKTHMPFQKGMPFDLCFLVQSSDFKVMVNGILFVQYFHRVPFHRVDTISVNGSVQLSYISFQPPGVWPANPAPITQTVIHTVQSAPGQMFSTPAIPPMMYPHPAYPMPFITTILGGLYPSKSILLSGTVLPSAQRFHINLCSGNHIAFHLNPRFDENAVVRNTQIDNSWGSEERSLPRKMPFVRGQSFSVWILCEAHCLKVAVDGQHLFEYYHRLRNLPTINRLEVGGDIQLTHVQT with polyhistidine tag at the N-terminus.

Reconstitution

Centrifuge at 3000 rpm for 5 mins before opening. It is recommended to reconstitute the lyophilized protein in sterile H₂O to a concentration not less than 100 μg/mL and incubate the stock solution at room temperature for at least 20 mins to ensure sufficient re-dissolved. Do Not Vortex! Vigorous shaking may impair the biological activity of the protein.

Validation Images & Assay Conditions

Gene/Protein Information For LGALS9 (Source: Uniprot.org, NCBI)

Gene Name

LGALS9

Full Name

Galectin-9

Weight

39.518kDa

Alternative Names

LGALS9, HUATA, LGALS9 LGALS9 HUATA, LGALS9 galectin 9 galectin-9|ecalectin|gal-9|lectin, galactoside-binding, soluble, 9|tumor HOM-HD-21|urate transporter/channel protein

*If product is indicated to react with multiple species, protein information is based on the gene entry specified above in "Species".

For more info on LGALS9, check out the LGALS9 Infographic

LGALS9 infographic

We have 30,000+ of these available, one for each gene! Check them out.

In this infographic, you will see the following information for LGALS9: database IDs, superfamily, protein function, synonyms, molecular weight, chromosomal locations, tissues of expression, subcellular locations, post-translational modifications, and related diseases, research areas & pathways. If you want to see more information included, or would like to contribute to it and be acknowledged, please contact us at [email protected].

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Size

Total: $77

SKU:PROTO00182-2

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