<prompt> Lesh Nyhan syndrome is associated with deficiency ofHGP paialHGP totalPRPP paialPRPP total  <response>: REF :DM VASUDEVAN TEXTBOOK :7th EDITION ;Page no :403 Disease deficient enzyme GPD Deficiency G6PD Gauchers disease beta glucosidase Lesch-Nyhan syndrome HGPase 