ENTRY EC 2.2.1.4 NAME Acetoin--ribose-5-phosphate transaldolase 1-Deoxy-D-altro-heptulose-7-phosphate synthetase CLASS Transferases Transferring aldehyde or ketone residues SYSNAME 3-Hydroxybutan-2-one:D-ribose-5-phosphate aldehydetransferase REACTION 3-Hydroxybutan-2-one + D-Ribose 5-phosphate = Acetaldehyde + 1-Deoxy-D-altro-heptulose 7-phosphate SUBSTRATE 3-Hydroxybutan-2-one D-Ribose 5-phosphate PRODUCT Acetaldehyde 1-Deoxy-D-altro-heptulose 7-phosphate COFACTOR Thiamine diphosphate COMMENT A thiamine-diphosphate protein. DBLINKS University of Geneva ENZYME DATA BANK: 2.2.1.4 WIT (What Is There) Metabolic Reconstruction: 2.2.1.4 ///