WRN helicase is illustrated above.The helicase domain is shown in black, and the nuclear localizing signal region is hatched. Epitope sites of 4H12 and 8H3 identified by the studies with various recombinant WRN helicases (Shiratori et. al., J. Cell Biol. 144: 1-9 (1999) are also shown.
All lanes : Anti-Werner's syndrome helicase WRN antibody [4H12] (ab66606) at 1/500 dilutionLane 1 : Extracts from cells of normal individualsLane 2 : Extracts from cells of normal individualsLane 3 : Extracts from cells of normal individualsLane 4 : Extracts from cells of patients with Werner syndromeLane 5 : Extracts from cells of patients with Werner syndromeLane 6 : Purified recombinant WRN helicase made by baculovirus technology in the insect SF9 cells. See details published in the paper by Goto et al., Human Genet 105:301-307 (1999).
Immunocytochemical staining of WRN helicase in HeLa cell by ab66606. See details published in the paper by Sakamoto et al., Genes to Cells 6: 421-430 (2001). a. WRN helicase in HeLa cells locating in the nucleoplasm and nucleolus before Camptothecin treatment. b. WRN helicase in HeLa cells forming muclear dots upon double-strand DNA break formation by Camptothecin treatment.
All lanes : Anti-Werner's syndrome helicase WRN antibody [4H12] (ab66606)Lane 1 : Werner syndrome patientLane 2 : Normal individualLane 3 : Normal individual