>tr|Q89220|Q89220_VARV DNA topoisomerase I OS=Variola virus OX=10255 GN=J6R PE=3 SV=1 MRALFYKDGKLFTD YEVLQHVKIPT HLTDVVVYEQT GSDSKGRRQYF AKRDRIFVRVYN KKSSTDSNYQL AVFMLMETM FFIRFGKMKYLK ENETVGLLTLKNK FVGKDKVSH EEFLFNKLS GIRIKDLRTYGV NYTFLYNFWTNVKS ISPLPSPKKL IALTIKQTAEVVG