The kinetochore.
D000818:Animals; D002503:Centromere / Q000648:ultrastructure; D002875:Chromosomes / Q000648:ultrastructure*; D004247:DNA / Q000032:analysis; D004261:DNA Replication; D008854:Microscopy, Electron; D009685:Nuclear Envelope / Q000648:ultrastructure; D009940:Organoids / Q000648:ultrastructure; D013045:Species Specificity; D008941:Spindle Apparatus / Q000648:ultrastructure
D004247:DNA