Recombinant Human Stromal-Cell Derived Factor-1 beta/CXCL12 beta
Recombinant Human Stromal-Cell Derived Factor-1 beta/CXCL12 beta
Product Specifications
Product Name Alternative
HSDF-1 beta, IRH, hIRH, PBSF
UniProt
P48061
Source
Escherichia coli
Field of Research
Immunology & Inflammation
Endotoxin
Less than 1 EU/ug of rHuSDF-1β/CXCL12β as determined by LAL method.
Purity
> 97 % by SDS-PAGE and HPLC analyses.
Bioactivity
Fully biologically active when compared to standard. The biological activity determined by a chemotaxis bioassay using PHA and rHuIL-2 activated human peripheral blood T-lymphocytes is in a concentration range of 20-80 ng/ml.
Form
Lyophilized from a 0.2 μm filtered concentrated solution in PBS, pH 7.4.
Molecular Weight
Approximately 8.5 kDa, a single non-glycosylated polypeptide chain containing 72 amino acid residues.
Storage Conditions
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.- 12 months from date of receipt, -20 to -70 °C as supplied.- 1 month, 2 to 8 °C under sterile conditions after reconstitution.- 3 months, -20 to -70 °C under sterile conditions after reconstitution.
Notes
For research use only.
AA Sequence
KPVSLSYRCP CRFFESHVAR ANVKHLKILN TPNCALQIVA RLKNNNRQVC IDPKLKWIQE YLEKALNKRF KM
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