Description: CXCL12 is a ligand for the G protein coupled receptor CXCR4 and induces chemotactic migration in a wide range of CXCR4-expressing cells. CXCL12 protein is expressed in E. coli, refolded and cleaved to yield the native, secreted form of the mature chemokine.
Amino Acid Sequence:
Purity assessed by HPLC, Mass Spectrometry, and NMR*
Human protein expressed in E. coli
Freely soluble in water **
-20C to -80C
Additional comments or descriptive information:
* All recombinant proteins produced and sold by Protein Foundry, LLC are endotoxin-free <0.01 EU/ug of protein and validated using RP-HPLC, 2D-NMR, and functional reporter assay where available.
** Avoid repeated freeze-thaw cycles after reconstitution