>sp|Q37873|RUSA_BP82 Crossover junction endodeoxyribonuclease rusA OS=Enterobacteria phage 82 GN=rusA MNTYHITLPWPPSNNRYYRHNRGRTHISAEGQAYRDNVARIIKGSMLDIGLAMPVKIRIE CHMPDRRRRDLDNLQKASFDALTKAGFWLDDAQVVDYRVVKMPVTKGGRLELTITEMGNE