Title Neurospora crassa로부터 arginine transporter의 순수분리
Author 이연희 · R. L. Weiss
Address 캘리포니아 주립대학 화학 및 생화학과
Bibliography Korean Journal of Microbiology, 27(2),117-123, 1989
DOI
Key Words Vaculoe, arginine transporter, NBZ arginyl diazomethane
Abstract Radioactive N-α-p-nitrobenzoxycarbonyl (NBZ)-L-[2,3-^3H] arginyl diazomethane was used as an affinity label for the vacuolar arginine transporter in Neurospora crassa. Vacuolar matrix proteins were removed by fracturing the membranes with freeze-thaw method in dry ice/ethanol bath. Vacuolar membrane proteins were then wasged with 500mM NaCl to remove ionically bound derivatives and peripheral membrane proteins from vacuolar membranes. After dissolved in 1% Titon X-100, dissolved vacuolar memvrane proteins were separated with molecular sieve column chromatography, anion and cation exchange chromatographies. The arginine transporter was purified giving the purification factor of 1136.
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