. . . . . . . "[The Lesch-Nyhan syndrome is a rare inborn error of purine metabolism caused by a deficiency of hypoxanthine-guanine phosphoribosyltransferase (HGPRT), which results in mental retardation with characteristic self-mutilation, spasticity, extrapyramidal signs and hyperuricaemia.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2017-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2017-10-17T13:13:28+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .