Description：Recombinant Human CD39 Protein is produced by Baculovirus expression system and the target gene encoding Thr38-Val478 is expressedwith a 6His tag at the C-terminus.Form：Liquid in a 0.2 μm filtered solution of 20mM Tris, 500mM NaCl, 10% Glycerol, pH8.1.Gene Symbol：ENTPD1Alternative Names：CD39; Ectonucleoside triphosphate diphosphohydrolase 1; NTPDase 1; Ecto-ATP diphosphohydrolase 1; Ecto-ATPDase 1; Ecto-ATPase 1; Ecto-apyrase; Lymphoid cell activation antigen; CD39 Entrez Gene (Human)： 953; SwissProt (Human)： P49961; Purity：Greater than 95% as determined by reducing SDS-PAGE.Chemical Structure：TQNKALPENV KYGIVLDAGS SHTSLYIYKW PAEKENDTGV VHQVEECRVK GPGISKFVQK VNEIGIYLTD CMERAREVIP RSQHQETPVY LGATAGMRLL RMESEELADR VLDVVERSLS NYPFDFQGAR IITGQEEGAY GWITINYLLG KFSQKTRWFS IVPYETNNQE TFGALDLGGA STQVTFVPQN QTIESPDNAL QFRLYGKDYN VYTHSFLCYG KDQALWQKLA KDIQVASNEI LRDPCFHPGY KKVVNVSDLY KTPCTKRFEM TLPFQQFEIQ GIGNYQQCHQ SILELFNTSY CPYSQCAFNG IFLPPLQGDF GAFSAFYFVM KFLNLTSEKV SQEKVTEMMK KFCAQPWEEI KTSYAGVKEK YLSEYCFSGT YILSLLLQGY HFTADSWEHI HFIGKIQGSD AGWTLGYMLN LTNMIPAEQP LSTPLSHSTY VHHHHHHDirections for Use：Please minimize freeze-thaw cycles.Quality Control：Endotoxin: Less than 0.1 ng/µg (1 IEU/µg) as determined by LAL test.Storage/Stability：Store it at -20°C to -80°C for one year. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.