Overview of the central metabolism of S. thermophila deduced from the genome data. Abbreviations: G-1-P, glucose-1-phosphate; F-1-P, fructose-1-phosphate; ADP-G, ADP-glucose; GAP, glyceraldehyde-3-phosphate; DHAP, dihydroxyacetone phosphate; 3-PG, 3-phosphoglycerate; PEP, phosphoenolpyruvate; KDG, ketodeoxygluconate; KDPG, ketodeoxyphosphogluconate; Fdred, reduced ferredoxin; MCP, methyl-accepting chemotaxis protein. The numbers indicate the S. thermophila DSM 6192 GenBank protein identification tags (ADNxxxxx).