DNA helicase and DNA-dependent ATPase%3B involved in DNA repair and checkpoint recovery%2C needed for proper timing of commitment to meiotic recombination and transition from Meiosis I to II%3B blocks trinucleotide repeat expansion%3B affects genome stability%3B disassembles Rad51p nucleoprotein filaments during meiotic recombination%3B stimulates activity of the Mus81p-Mms4p endonuclease%2C independently of Srs2p catalytic activity%3B functional homolog of human RTEL1