gt preparations obtained rom the supernate of gtp-treated bovine rod outer segment ( ros ) disks , followed by removal of free gtp on a sephadex g-25 column , bound gtp gamma s at 30 degrees c in the absence of added exogenous rhodopsin with an activity of 1 mol of gtp gamma s bound/mol of gt ( gt-i preparations ) .
C0018353
gtp
C0079469
gtp gamma s