KM017886 4989 146 404 lacZa-part2; lacZalpha fragment upstream of EcoICRI KM017886 4989 405 410 EcoRV KM017886 4989 408 2704 XbaI KM017886 4989 671 676 MfeI KM017886 4989 1017 1022 XbaI KM017886 4989 2684 2704 EcoRV KM017886 4989 2708 2772 lacZa-part1; lacZalpha fragment upstream of EcoICRI KM017886 4989 2726 2731 XbaI KM017886 4989 4920 4925 ZraI