From Wikipedia, the free encyclopedia. Werner syndrome ATP-dependent helicase also known as DNA helicase, RecQ-like type 3 is an enzyme that in humans is encoded by the WRN gene. WRN is a member of the RecQ Helicase family. Helicase enzymes generally unwind and separate double-stranded DNA. These activities are necessary before DNA can be copied in preparation for cell division (DNA replication).
James Cameron and 'MythBusters' Will Prove Rose Did Not Needlessly Let Jack Die in 'Titanic'. The director says it's not a question of room -- but that the plank wouldn't have stayed afloat under the weight of two people.
Dean, the last survivor of the sinking of the Titanic, died Sunday. She was 97. LONDON â Millvina Dean, who as a baby was wrapped in a sack and lowered into a lifeboat in the frigid North Atlantic, died Sunday, having been the last survivor of the 1912 sinking of the RMS Titanic.