
PathWhiz ID | Pathway | Meta Data |
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PW121850 |
disease
D-Glyceric AciduraMus musculus
D-Glyceric aciduria is an extremely rare inherited inborn error of metabolism (IEM) of serine and fructose metabolism. It is an autosomal recessive disorder that is caused by a defect in the D-glycerate kinase (GLYCTK) gene. GLYCTK codes for D-glycerate kinase, an enzyme that is responsible for phosphorylating D-glyceric acid into phosphoglycerate. D-Glycerate kinase is an enzyme that participates in 3 metabolic pathways: (1) serine/glycine/threonine metabolism, (2) glycerolipid metabolism, and (3) glyoxylate-dicarboxylate metabolism (which is a minor pathway in fructose metabolism). Defects in the enzyme will lead to accumulations of D-glyceric acid in tissues and biofluids. D-Glyceric aciduria was first described in 1974 and is characterized by elevated levels of D-glyceric acid in the urine. Clinical symptoms of D-glyceric aciduria are highly variable. Some patients have neurological symptoms, with severe mental retardation, seizures, microcephaly, and sometimes early death, whereas others have a mild phenotype with only mild speech delay or even normal development.
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Creator: Ana Marcu Created On: September 10, 2018 at 15:50 Last Updated: September 10, 2018 at 15:50 |
PW127272 |
disease
D-Glyceric AciduriaHomo sapiens
D-Glyceric aciduria is an extremely rare inherited inborn error of metabolism (IEM) of serine and fructose metabolism. It is an autosomal recessive disorder that is caused by a defect in the D-glycerate kinase (GLYCTK) gene. GLYCTK codes for D-glycerate kinase, an enzyme that is responsible for phosphorylating D-glyceric acid into phosphoglycerate. D-Glycerate kinase is an enzyme that participates in 3 metabolic pathways: (1) serine/glycine/threonine metabolism, (2) glycerolipid metabolism, and (3) glyoxylate-dicarboxylate metabolism (which is a minor pathway in fructose metabolism). Defects in the enzyme will lead to accumulations of D-glyceric acid in tissues and biofluids. D-Glyceric aciduria was first described in 1974 and is characterized by elevated levels of D-glyceric acid in the urine. Clinical symptoms of D-glyceric aciduria are highly variable. Some patients have neurological symptoms, with severe mental retardation, seizures, microcephaly, and sometimes early death, whereas others have a mild phenotype with only mild speech delay or even normal development.
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Creator: Ray Kruger Created On: November 25, 2022 at 11:48 Last Updated: November 25, 2022 at 11:48 |
PW145518 |
drug action
D-Methionine Drug Metabolism Action PathwayHomo sapiens
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Creator: Ray Kruger Created On: October 07, 2023 at 15:59 Last Updated: October 07, 2023 at 15:59 |
PW012890 |
D-myo-Inositol (1,4,5)-Trisphosphate BiosynthesisArabidopsis thaliana
D-myo-inositol (1,4,5)-trisphosphate biosynthesis is a pathway that occurs in the cytosol by which myo-inositol becomes D-myo-inositol (1,4,5)-trisphosphate (IP3), a secondary messenger molecule used in signal transduction and lipid signaling in biological cells . This pathway consists of a few cell membrane-associated enzymes (coloured dark green in the image): phosphatidylinositol 4-phosphate 5-kinase and phosphoinositide phospholipase C. First, phosphatidylinositol synthase uses a a CDP-diacylglycerol to catalyze a reaction whereby myo-inositol is converted into an an L-1-phosphatidyl-inositol. It requires magnesium or manganese ions as cofactors. Second, phosphatidylinositol 4-kinase uses ATP to catalyze the conversion of an L-1-phosphatidyl-inositol to a 1-phosphatidyl-1D-myo-inositol 4-phosphate. Third, phosphatidylinositol 4-phosphate 5-kinase uses ATP to catalyze the conversion of a 1-phosphatidyl-1D-myo-inositol 4-phosphate to a 1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate. Alternatively, 1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate is predicted to be synthesized by a still undiscovered phosphatidylinositol-5-phosphate 4-kinase from ATP and a 1-phosphatidyl-1D-myo-inositol 5-phosphate. Finally, phosphoinositide phospholipase C uses water to catalyze the conversion of a 1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate to D-myo-inositol (1,4,5)-trisphosphate, producing 1,2-diacyl-sn-glycerol and a proton as byproducts. Phosphoinositide phospholipase C requires calcium as a cofactor.
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Creator: Carin Li Created On: February 22, 2017 at 12:10 Last Updated: February 22, 2017 at 12:10 |
PW126912 |
d-psicose metabolismHomo sapiens
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Creator: Guest: Anonymous Created On: May 11, 2022 at 14:01 Last Updated: May 11, 2022 at 14:01 |
PW342424 |
D-Serine DegradationFusobacterium periodonticum 1_1_41FAA
The degradation of D-serine begins with the transport of D-serine into the cytosol through a cycA. Once in the cytosol D-serine reacts with ammonia-lyase resulting in the release of a hydrogen ion, water and a 2-aminoprop-2-enoate. This compound in turn reacts spontaneously to produces 2-iminipropanoate. This compound in turn reacts with water and hydrogen ion spontaneously resulting in the release of ammonium and apyruvate.
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Creator: Julia Wakoli Created On: October 31, 2024 at 19:06 Last Updated: October 31, 2024 at 19:06 |
PW342400 |
D-Serine DegradationCapnocytophaga sputigena ATCC 33612
The degradation of D-serine begins with the transport of D-serine into the cytosol through a cycA. Once in the cytosol D-serine reacts with ammonia-lyase resulting in the release of a hydrogen ion, water and a 2-aminoprop-2-enoate. This compound in turn reacts spontaneously to produces 2-iminipropanoate. This compound in turn reacts with water and hydrogen ion spontaneously resulting in the release of ammonium and apyruvate.
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Creator: Julia Wakoli Created On: October 31, 2024 at 18:52 Last Updated: October 31, 2024 at 18:52 |
PW342378 |
D-Serine DegradationParabacteroides johnsonii DSM 18315
The degradation of D-serine begins with the transport of D-serine into the cytosol through a cycA. Once in the cytosol D-serine reacts with ammonia-lyase resulting in the release of a hydrogen ion, water and a 2-aminoprop-2-enoate. This compound in turn reacts spontaneously to produces 2-iminipropanoate. This compound in turn reacts with water and hydrogen ion spontaneously resulting in the release of ammonium and apyruvate.
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Creator: Julia Wakoli Created On: October 31, 2024 at 18:39 Last Updated: October 31, 2024 at 18:39 |
PW358952 |
D-Serine DegradationEscherichia coli O157:H7 str. TW14359
The degradation of D-serine begins with the transport of D-serine into the cytosol through a cycA. Once in the cytosol D-serine reacts with ammonia-lyase resulting in the release of a hydrogen ion, water and a 2-aminoprop-2-enoate. This compound in turn reacts spontaneously to produces 2-iminipropanoate. This compound in turn reacts with water and hydrogen ion spontaneously resulting in the release of ammonium and apyruvate.
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Creator: Julia Wakoli Created On: November 13, 2024 at 19:03 Last Updated: November 13, 2024 at 19:03 |
PW358957 |
D-Serine DegradationEscherichia coli O55:H7 str. CB9615
The degradation of D-serine begins with the transport of D-serine into the cytosol through a cycA. Once in the cytosol D-serine reacts with ammonia-lyase resulting in the release of a hydrogen ion, water and a 2-aminoprop-2-enoate. This compound in turn reacts spontaneously to produces 2-iminipropanoate. This compound in turn reacts with water and hydrogen ion spontaneously resulting in the release of ammonium and apyruvate.
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Creator: Julia Wakoli Created On: November 13, 2024 at 19:05 Last Updated: November 13, 2024 at 19:05 |