DNA helicases in recombination and repair: construction of a delta uvrD delta helD delta recQ mutant deficient in recombination and repair.
Mendonca VM, Klepin HD, Matson SW. DNA helicases in recombination and repair: construction of a delta uvrD delta helD delta recQ mutant deficient in recombination and repair. J Bacteriol. 1995 Mar; 177(5):1326-35.