| Field | Specification |
|---|---|
| Alternative Names | IP6K2, inositol hexakisphosphate kinase 2, IHPK2, InsP6 kinase 2, PIUS |
| Formulation | |
| Molecular Weight | |
| Product Type | |
| Shipping | |
| Species | |
| Storage | |
| UniProt # |
Scientific Background
Human inositol hexakisphosphate kinase 2 (IP6K2), also known as IHPK2, InsP6 kinase 2, and PIUS, (GenBank Accession No. NM_016291), a.a. 1-426 (end), with C-terminal FLAG and His-tags, MW=51 kDa, expressed in baculovirus infected Sf9 cells.
Product Description
Insect Cells (Sf9) ExpressionRecombinant IP6K2 Human protein is produced using a validated Insect Cells (Sf9) expression system and supplied in aqueous buffer solution. Suitable for enzyme kinetics, inhibitor screening, binding assays, structural studies, and related biochemical research applications.
Protein Specifications
| UniProt ID | Q9UHH9 |
|---|---|
| Expression System | Insect Cells (Sf9) |
| Amino Acids / Region | 1-426 (end) |
| Affinity Tag | C-terminal FLAG-His-tags |
| Molecular Weight | 51 kDa |
| Formulation | 45 mM Tris-HCl, pH 8.0, 124 mM NaCl, 2.4 mM KCl, and 10% glycerol. |
| Storage | At least 6 months at -80°C. |
| Biosafety Level | Not applicable (BSL-1) |
Safety & Handling
Avoid freeze/thaw cycles.
This protein was produced in Insect Cells (Sf9). Expression system selection determines post-translational processing, disulfide bond formation, and co-factor incorporation — all of which affect enzymatic activity. Insect cell (Sf9) systems are preferred for kinases and multi-subunit enzymes that require phosphorylation or chaperone assistance; E. coli is used for structurally simpler proteins.
This protein spans amino acids 1-426 (end). Confirm the region includes your domain of interest — the active site, binding pocket, or substrate recognition sequence — before placing your order. Refer to the UniProt database for domain annotation.
Purity is assessed by SDS-PAGE; see the Certificate of Analysis. A gel image is provided with each lot. BPS Bioscience performs rigorous QC on each lot, including purity assessment and functional activity testing where applicable. Contact technical support if purity ≥99% is required for biophysical measurements.
Useful as a substrate for PI-3 kinase activity assays and other lipid kinases. Refer to the product datasheet for validated protocols and recommended assay conditions. Contact BioHippo technical support for application-specific guidance.
At least 6 months at -80°C. Avoid repeated freeze-thaw cycles — prepare single-use working aliquots. Add BSA or glycerol to aliquots if storing diluted enzyme is necessary. Typical stability is at least 6 months at −80°C.
BioHippo offers flexible sourcing for qualified research institutions and partners.
- Bulk quantities: Large-scale orders for HTS campaigns or structural studies.
- Custom constructs: Alternative tag positions, truncation variants, or point mutants may be available upon request.
- Biotinylated variants: Avi-Tag site-specific biotinylation is available for SPR/BLI surface capture applications.
- Extended QC data: Activity assay data, SEC-HPLC profiles, or additional purity methods available on request.
Contact BioHippo customer support for custom requirements.
- Saiardi, A., et al., J Biol Chem. 2001 Oct 19,276(42):39179-85.
- Nagata, E., et al., J Biol Chem. 2005 Jan 14,280(2):1634-40.
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