Residues: Tyr22~Gly237 (Accession # Q5QNS5), with N-terminal His-Tag. Grade & Purity: >95%, 31 kDa as determined by SDS-PAGE reducing conditions. The target protein is fused with N-terminal His-tag, its sequence is listed below. MGHHHHHHSG SEF-YVEVKGV VGHPVTLPCT YSTYRGITTT CWGRGQCPSS ACQNTLIWTN GHRVTYQKSS RYNLKGHISE GDVSLTIENS VESDSGLYCC RVEIPGWFND QKVTFSLQVK PEIPTRPPTR PTTTRPTATG RPTTISTRST HVPTSIRVST STPPTSTHTW THKPEPTTFC PHETTAEVTG IPSHTPTDWN GTVTSSGDTW SNHTEAIPPG KPQKNPTKG