Residues: Phe17~Pro224 (Accession # P02741), with two N-terminal Tags, His-tag and T7-tag. Grade & Purity: >95%, 28 kDa as determined by SDS-PAGE reducing conditions. The target protein is fused with two N-terminal Tags, His-tag and T7-tag, its sequence is listed below. MGSSHHHHHHSSGLVPRGSHMASMTGGQQMGRGSEF-FGQT DMSRKAFVFP KESDTSYVSL KAPLTKPLKA FTVCLHFYTE LSSTRGYSIF SYATKRQDNE ILIFWSKDIG YSFTVGGSEI LFEVPEVTVA PVHICTSWES ASGIVEFWVD GKPRVRKSLK KGYTVGAEAS IILGQEQDSF GGNFEGSQSL VGDIGNVNMW DFVLSPDEIN TIYLGGPFSP NVLNWRALKY EVQGEVFTKP QLWP