the accumulating functional 88 to 90 kda m1 subunits , each with more than one catalytic site , couple with functional m2 subunits to produce active ribonucleotide reductase holoenzyme which accumulates in the outer nuclear membrane from which they supply deoxyribonucleotide precursors to intranuclear replication enzymes .
C0035547
ribonucleotide reductase
C0598312
replication