nh ( 2 ) oh , i ( 2 ) and naio ( 4 ) reacted with all the four thionucleosides of e. coli trna , 4-thiouridine ( s ( 4 ) u ) , 5-methylaminomethyl-2-thiouridine ( mnm ( 5 ) s ( 2 ) u ) , 2-thiocytidine ( s ( 2 ) c ) and 2-methylthio-n ( 6 ) -isopentenyladenosine ( ms ( 2 ) i ( 6 ) a ) , to various extents .
C0039922
thionucleosides
C0039959
4-thiouridine