Recombinant Rat Stromal-Cell Derived Factor-1 beta/CXCL12 beta

• Catalog Number: orb1906000
• Category: Proteins
• Description: Recombinant Rat Stromal-Cell Derived Factor-1 beta/CXCL12 beta
• Form/Appearance: Lyophilized from a 0.2 μm filtered concentrated solution in 20 mM PB, pH 7.4, 150 mM NaCl.
• Purity: > 97 % by SDS-PAGE and HPLC analyses.
• MW: Approximately 8.4 kDa, a single non-glycosylated polypeptide chain containing 72 amino acids.
• UniProt ID: Q9QZD1
• Protein Sequence: KPVSLSYRCP CRFFESHVAR ANVKHLKILN TPNCALQIVA RLKSNNRQVC IDPKLKWIQE YLDKALNKRL KM
• Source: Escherichia coli
• Expression System: Escherichia coli
• Biological Activity: Fully biologically active when compared to standard. The biological activity determined by a chemotaxis bioassay using human peripheral blood monocytes is in a concentration range of 100-200 ng/ml.
• Endotoxins: Less than 1 EU/ugof rRtSDF-1β/CXCL12β as determined by LAL method.
• Storage: 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.
• Note: For research use only
• Expiration Date: 6 months from date of receipt.