A susceptibility locus for early-onset non-insulin dependent (type 2) diabetes mellitus maps to chromosome 20q, proximal to the phosphoenolpyruvate carboxykinase gene. - Zouali,H.; Hani,E.H.; Philippi,A.; Vionnet,N.; Beckmann,J.S.; Demenais,F.; Froguel,P. (Hum Mol Genet, 1997)