Cat#:RP-5703H;Product Name:Recombinant Human SFTPD Protein;Synonym:Surfactant Protein D, SFTP4, Surfactant Pulmonary-Associated Protein D, Lung Surfactant Protein D, Collectin-7, COLEC7, PSP-D, SP-D, Surfactant-Associated Protein Pulmonary 4, Pulmonary Surfactant-Associated Protein D, Pulmonary Surfactant Apoprotein, Col;Description:SFTPD Protein produced in E.coli is a single, non-glycosylated polypeptide chain containing 175 amino acids (224-375 a.a) and having a molecular mass of 18.9kDa. SFTPD is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.;Source:E.coli;AA Sequence:MGSSHHHHHH SSGLVPRGSH MGSVASLRQQ VEALQGQVQH LQAAFSQYKK VELFPNGQSV GEKIFKTAGF VKPFTEAQLL CTQAGGQLAS PRSAAENAAL QQLVVAKNEA AFLSMTDSKT EGKFTYPTGE SLVYSNWAPG EPNDDGGSED CVEIFTNGKW NDRACGEKRL VVCEF.;Purity:Greater than 80.0% as determined by SDS-PAGE.;Formulation:SFTPD protein solution (1mg/ml) containing 20mM Tris-HCl buffer (pH8.0), 10% glycerol and 0.4M Urea.;Stability:Recombinant Proteins are stable for up to 1 year from date of receipt at -70℃;Storage:Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Avoid repeated freeze-thaw cycles.;