>sp|P23992|TOPS_BPT4 DNA topoisomerase small subunit OS=Enterobacteria phage T4 GN=60 MKFVKIDSSSVDMKKYKLQNNVRRSIKSSSMNYANVAIMTDADHDGLGSIYPSLLGFFSN WPELFEQGRIRFVKTPVIIAQVGKKQEWFYTVAEYESAKDALPKHSIRYIKGLGSLEKSE YREMIQNPVYDVVKLPENWKELFEMLMGDNADLRKEWMSQ