it was concluded that in strains trpb1 ( pmg1 ) and trpb1 ( r931 ) , u.v.-protection is determined by a reca+-dependent , arsenite-sensitive repair pathway , whereas in strains trpb1 ( r2 ) and trpb1 ( pmg15 ) , u.v.-protection is determined by a reca+-dependent , arsenite-insensitive step in dna repair .
C1419240
reca
C0012899
dna repair