The Dunaliella enzyme acts more rapidly on sn-glycerol 1-phosphate than on the 3-phosphate. The enzyme from yeast also acts on propane-1,2-diol 1-phosphate, but not on a variety of other phosphate esters.
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SYSTEMATIC NAME
IUBMB Comments
glycerol-1-phosphate phosphohydrolase
The Dunaliella enzyme acts more rapidly on sn-glycerol 1-phosphate than on the 3-phosphate. The enzyme from yeast also acts on propane-1,2-diol 1-phosphate, but not on a variety of other phosphate esters.
L-glycerol 3-phosphate (L-G3P) production via microbial fermentation, elimination of both GPP1 and GPP2 isoenzymes required, small-scale and large-scale batch fermentation, intracellular accumulation of L-glycerol 3-phosphate reaches high levels of about 200 mM, thereafter accumulation declines, extracellular L-glycerol 3-phosphate concentration increases throughout fermentation, most of the total L-glycerol 3-phosphate outside the cells, specific elimination of enzyme activity reveals considerable glycerol formation, unspecific dephosphorylation as a mechanism to relieve cells of intracellular L-glycerol 3-phosphate accumulation, final product titer of about 325 mg total L-glycerol 3-phosphate per litre of fermentation broth
L-glycerol 3-phosphate (L-G3P) production via microbial fermentation, elimination of both GPP1 and GPP2 isoenzymes required, small-scale and large-scale batch fermentation, intracellular accumulation of L-glycerol 3-phosphate reaches high levels of about 200 mM, thereafter accumulation declines, extracellular L-glycerol 3-phosphate concentration increases throughout fermentation, most of the total L-glycerol 3-phosphate outside the cells, specific elimination of enzyme activity reveals considerable glycerol formation, unspecific dephosphorylation as a mechanism to relieve cells of intracellular L-glycerol 3-phosphate accumulation, final product titer of about 325 mg total L-glycerol 3-phosphate per litre of fermentation broth
L-glycerol 3-phosphate (L-G3P) production via microbial fermentation, elimination of both GPP1 and GPP2 isoenzymes required, small-scale and large-scale batch fermentation, intracellular accumulation of L-glycerol 3-phosphate reaches high levels of about 200 mM, thereafter accumulation declines, extracellular L-glycerol 3-phosphate concentration increases throughout fermentation, most of the total L-glycerol 3-phosphate outside the cells, specific elimination of enzyme activity reveals considerable glycerol formation, unspecific dephosphorylation as a mechanism to relieve cells of intracellular L-glycerol 3-phosphate accumulation, final product titer of about 325 mg total L-glycerol 3-phosphate per litre of fermentation broth
changes in glucose, glycerol and 2,3-butanediol determined in engineered bacteria, new metabolic pathway of glucose via glycerol to 1,3-propanediol constructed, effect of pH on production of 1,3-propanediol, effect of dihydroxyacetone and pH, comparison of enzyme activities growing on different substrates, successful introduction of a glycerol pathway of yeast into Klebsiella pneumoniae
L-glycerol 3-phosphate (L-G3P) production via microbial fermentation, elimination of both GPP1 and GPP2 isoenzymes required, small-scale and large-scale batch fermentation, intracellular accumulation of L-glycerol 3-phosphate reaches high levels of about 200 mM, thereafter accumulation declines, extracellular L-glycerol 3-phosphate concentration increases throughout fermentation, most of the total L-glycerol 3-phosphate outside the cells, specific elimination of enzyme activity reveals considerable glycerol formation, unspecific dephosphorylation as a mechanism to relieve cells of intracellular L-glycerol 3-phosphate accumulation, final product titer of about 325 mg total L-glycerol 3-phosphate per litre of fermentation broth
L-glycerol 3-phosphate (L-G3P) production via microbial fermentation, elimination of both GPP1 and GPP2 isoenzymes required, small-scale and large-scale batch fermentation, intracellular accumulation of L-glycerol 3-phosphate reaches high levels of about 200 mM, thereafter accumulation declines, extracellular L-glycerol 3-phosphate concentration increases throughout fermentation, most of the total L-glycerol 3-phosphate outside the cells, specific elimination of enzyme activity reveals considerable glycerol formation, unspecific dephosphorylation as a mechanism to relieve cells of intracellular L-glycerol 3-phosphate accumulation, final product titer of about 325 mg total L-glycerol 3-phosphate per litre of fermentation broth
L-glycerol 3-phosphate (L-G3P) production via microbial fermentation, elimination of both GPP1 and GPP2 isoenzymes required, small-scale and large-scale batch fermentation, intracellular accumulation of L-glycerol 3-phosphate reaches high levels of about 200 mM, thereafter accumulation declines, extracellular L-glycerol 3-phosphate concentration increases throughout fermentation, most of the total L-glycerol 3-phosphate outside the cells, specific elimination of enzyme activity reveals considerable glycerol formation, unspecific dephosphorylation as a mechanism to relieve cells of intracellular L-glycerol 3-phosphate accumulation, final product titer of about 325 mg total L-glycerol 3-phosphate per litre of fermentation broth
Pyp1 activity is important for yeast to maintain phosphoglucose isomerase activity in the presence of environmental sugar alcohols. Pyp1 expression is strongly positively correlated with yeast growth rate. Deletion of Pyp1 leads to accumulation of octulose-8-phosphate, ribitol-5-phosphate, and erythritol-4-phosphate
mutants lacking both GPP1 and GPP2 isogenes are devoid of glycerol 3-phosphatase activity and produce only a small amount of glycerol, exhibit strong osmosensitivity, and arrest growth when shifted to anaerobic conditions
two isogenes are differentially expressed under conditions of osmotic and anaerobic stress and that the expression of gene 1 is under strong influence of protein kinase A activity
Norbeck, J.; Pahlman, A.; Akhtar, N.; Blomberg, A.; Adler, L.
Purification and characterization of two isoenzymes of DL-glycerol-3-phosphatase from Saccharomyces cerevisiae. Identification of the corresponding GPP1 and GPP2 genes and evidence for osmotic regulation of Gpp2p expression by the osmosensing mitogen-acti
Pahlman, A.K.; Granath, K.; Ansell, R.; Hohmann, S.; Adler, L.
The yeast glycerol 3-phosphatases Gpp1p and Gpp2p are required for glycerol biosynthesis and differentially involved in the cellular responses to osmotic, anaerobic, and oxidative stress