Ureidoglycolate lyase (EC:4.3.2.3) is one of the enzymes that acts upon ureidoglycolate, an intermediate of purine catabolism, releasing urea [2]. The enzyme has in the past been wrongly assigned to EC:3.5.3.19, enzymes which release ammonia from ureidoglycolate [1].

1: Ureidoglycolate hydrolase, amidohydrolase, lyase: how errors in biological databases are incorporated in scientific papers and vice versa. Percudani R, Carnevali D, Puggioni V; Database (Oxford). 2013;2013:bat071. PMID:24107613

2: Ureide catabolism in Arabidopsis thaliana and Escherichia coli. Werner AK, Romeis T, Witte CP; Nat Chem Biol. 2010;6:19-21. PMID:19935661