Description：Recombinant Human IDO1 Protein is produced by E.coli expression system and the target gene encoding Met1-Gly403 is expressed with a 6His tag at the N-terminus.Form：Liquid in a 0.2 μm filtered solution of 20mM Sodium Acetate, 150mM NaCl and 20% Glycerol, pH4.5.Gene Symbol：IDO1Alternative Names：IDO; INDO; Indoleamine 2,3-dioxygenase 1; IDO-1; Indoleamine-pyrrole 2,3-dioxygenase Entrez Gene (Human)： 3620; SwissProt (Human)： P14902; Purity：Greater than 95% as determined by reducing SDS-PAGE.Chemical Structure：MNHKVHHHHH HMAHAMENSW TISKEYHIDE EVGFALPNPQ ENLPDFYNDW MFIAKHLPDL IESGQLRERV EKLNMLSIDH LTDHKSQRLA RLVLGCITMA YVWGKGHGDV RKVLPRNIAV PYCQLSKKLE LPPILVYADC VLANWKKKDP NKPLTYENMD VLFSFRDGDC SKGFFLVSLL VEIAAASAIK VIPTVFKAMQ MQERDTLLKA LLEIASCLEK ALQVFHQIHD HVNPKAFFSV LRIYLSGWKG NPQLSDGLVY EGFWEDPKEF AGGSAGQSSV FQCFDVLLGI QQTAGGGHAA QFLQDMRRYM PPAHRNFLCS LESNPSVREF VLSKGDAGLR EAYDACVKAL VSLRSYHLQI VTKYILIPAS QQPKENKTSE DPSKLEAKGT GGTDLMNFLK TVRSTTEKSL LKEGDirections 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.