2.7.8.8 CDP-1,2-bis-O-(oleoyl)-sn-glycerol + L-serine 41% of the activity compared to CDP-1,2-diacylglycerol with fatty acids from lecithin Escherichia coli CMP + 1,2-bis-O-(oleoyl)-sn-glycero-3-phospho-L-serine - ? 420457 2.7.8.8 CDP-1,2-diacylglycerol + L-serine fatty acids from lecithin Escherichia coli CMP + 1,2-diacyl-sn-glycerol-3-phospho-L-serine - ? 420459 2.7.8.8 CDP-1,2-dicaproyl-DL-glycerol + L-Ser - Escherichia coli CMP + 3-O-sn-1,2-dicaproylphosphatidylserine - ? 358729 2.7.8.8 CDP-1,2-dipalmitoyl-L-glycerol + L-Ser - Escherichia coli CMP + 1,2-dipalmitoylphosphatidylserine - ? 358728 2.7.8.8 CDP-1,2-dipalmitoyl-L-glycerol + L-Ser - Vibrio parahaemolyticus CMP + 1,2-dipalmitoylphosphatidylserine - ? 358728 2.7.8.8 CDP-1,2-distearoyl-L-glycerol + L-Ser - Vibrio parahaemolyticus CMP + 1,2-distearoylphosphatidylserine - ? 459509 2.7.8.8 CDP-2,3-bis-O-(oleoyl)-sn-glycerol + L-serine 17% of the activity compared to CDP-1,2-diacylglycerol with fatty acids from lecithin Escherichia coli CMP + 2,3-bis-O-(oleoyl)-sn-glycero-1-phospho-L-serine - ? 420461 2.7.8.8 CDP-diacylglycerol + glycerol low activity Escherichia coli CMP + phosphatidylglycerol - ? 358730 2.7.8.8 CDP-diacylglycerol + H2O - Escherichia coli CMP + phosphatidic acid - ? 358732 2.7.8.8 CDP-diacylglycerol + H2O at 1% of the synthetic rate the enzyme catalyzes the hydrolysis of phosphatidylserine to CMP and phosphatidic acid Escherichia coli CMP + phosphatidic acid - ? 358732 2.7.8.8 CDP-diacylglycerol + L-Ser - Bacillus subtilis CMP + 3-O-sn-phosphatidyl-L-serine - ? 358720 2.7.8.8 CDP-diacylglycerol + L-Ser - Escherichia coli CMP + 3-O-sn-phosphatidyl-L-serine - ? 358720 2.7.8.8 CDP-diacylglycerol + L-Ser equilibrium strongly favors synthesis of phosphatidylserine Escherichia coli CMP + 3-O-sn-phosphatidyl-L-serine - r 358720 2.7.8.8 CDP-diacylglycerol + L-Ser reaction proceeds with retention of configuration at phosphorus, which suggests a two-step mechanism involving a phosphatidyl-enzyme intermediate Escherichia coli CMP + 3-O-sn-phosphatidyl-L-serine - ? 358720 2.7.8.8 CDP-diacylglycerol + L-serine the enzyme participates in the biosynthesis of phosphatidylethanolamine Escherichia coli CMP + 3-O-sn-phosphatidyl-L-serine - ? 370542 2.7.8.8 CDP-diacylglycerol + L-serine increase in activity caused by phosphatidylglycerol and diphosphatidylglycerol is physiologically relevant. It may be part of a regulatory mechanism that keeps the balance between phosphatidylethanolamine and the sum of phosphatidylglycerol and diphosphatidylglycerol Escherichia coli CMP + 3-O-sn-phosphatidyl-L-serine - ? 370542 2.7.8.8 CDP-diacylglycerol + L-serine the enzyme catalyzes the first committed step in the biosynthesis of phosphatidylethanolamine Escherichia coli CMP + 3-O-sn-phosphatidyl-L-serine - ? 370542 2.7.8.8 CDP-diacylglycerol + L-serine possible regulatory mechanism: cross-feedback regulatory model which assumes two forms of phosphatidylserine synthase, only molecules bound with acidic phospholipids of the membrane are active in phosphatidylserine synthesis, whereas others in the cytoplasm are latent Escherichia coli CMP + 3-O-sn-phosphatidyl-L-serine - ? 370542 2.7.8.8 CDP-diacylglycerol + L-serine - Arabidopsis thaliana CMP + (3-sn-phosphatidyl)-L-serine - ? 407177 2.7.8.8 CDP-diacylglycerol + L-serine - Oryza sativa CMP + (3-sn-phosphatidyl)-L-serine - ? 407177 2.7.8.8 CDP-diacylglycerol + L-serine - Escherichia coli CMP + (3-sn-phosphatidyl)-L-serine - ? 407177 2.7.8.8 CDP-diacylglycerol + L-serine - Oryza sativa Japonica Group CMP + (3-sn-phosphatidyl)-L-serine - ? 407177 2.7.8.8 CDP-diacylglycerol + L-serine - Candida albicans CMP + (3-sn-phosphatidyl)-L-serine - ? 407177 2.7.8.8 CDP-diacylglycerol + sn-glycero-3-phosphate - Escherichia coli CMP + phosphatidylglycerophosphate - ? 358731 2.7.8.8 CDP-diacylglycerol + sn-glycero-3-phosphate low activity Escherichia coli CMP + phosphatidylglycerophosphate - ? 358731 2.7.8.8 CDP-dipalmitoylglycerol + L-serine - Vibrio parahaemolyticus CMP + (3-sn-phosphatidyl)-L-serine - ? 459512 2.7.8.8 additional information the enzyme also catalyzes the exchange reaction between Ser and phosphatidylserine Escherichia coli ? - ? 89 2.7.8.8 additional information enzyme catalyzes exchange reaction between dCDP-diglyceride and dCDP-diglyceride Escherichia coli ? - ? 89 2.7.8.8 additional information enzyme catalyzes exchange reaction between CMP and CDP-diglyceride Escherichia coli ? - ? 89 2.7.8.8 additional information the enzyme is specific for the L-glycerol-3-phosphate isomer of the liponucleotide and does not recognize the D-isomer of the 1-monoacyl derivative Escherichia coli ? - ? 89 2.7.8.8 additional information very low activity with (less than 10% compared to CDP-1,2-diacylglycerol with fatty acids from lecithin): CDP-2,3-bis-O-(geranylgeranyl)-sn-glycerol, CDP-1,2-bis-O-(geranylgeranyl)-sn-glycerol, CDP-2,3-bis-O-(phytanyl)-sn-glycerol Escherichia coli ? - ? 89 2.7.8.8 phosphatidylserine + H2O - Escherichia coli ? - ? 64440