a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol)

Three steps

• eicosanoateReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. 1,2-diacyl-sn-glycerol acylhydrolase
  3. (10Z)-heptadecenoic acid formation

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 5 moreextracellular spaceOne of 12 routes

• (9Z)-hexadecenoateReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. 1,2-diacyl-sn-glycerol acylhydrolase
  3. (10Z)-heptadecenoic acid formation

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 5 moreextracellular spaceOne of 12 routes

• (15Z)-tetracosenoateReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. 1,2-diacyl-sn-glycerol acylhydrolase
  3. (10Z)-heptadecenoic acid formation

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 5 moreextracellular spaceOne of 12 routes

• (5Z,8Z,11Z,14Z)-eicosatetraenoateReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. 1,2-diacyl-sn-glycerol acylhydrolase
  3. (10Z)-heptadecenoic acid formation

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 5 moreextracellular spaceOne of 12 routes

• (11Z)-eicosenoateReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. 1,2-diacyl-sn-glycerol acylhydrolase
  3. (10Z)-heptadecenoic acid formation

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 5 moreextracellular spaceOne of 12 routes

• (24S)-hydroxycholesterolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ADP + H(+)
  2. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + cholesterol(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + cholesterol(out)
  3. cholesterol + reduced [NADPH--hemoprotein reductase] + O2 = (24S)-hydroxycholesterol + oxidized [NADPH--hemoprotein reductase] + H2O + H(+)

  Catalysed by PI4KA, PI4K2B, PI4K2A, PI4KB and 2 moreinner side of the membrane, outer side of the membrane

• a sterol esterReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ADP + H(+)
  2. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phosphocholine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phosphocholine(out)
  3. a sterol + a 1,2-diacyl-sn-glycero-3-phosphocholine = a sterol ester + a 1-acyl-sn-glycero-3-phosphocholine

  Catalysed by PI4KA, PI4K2B, PI4K2A, PI4KB and 2 moreinner side of the membrane, outer side of the membrane

• cholesteryl hexadecanoateReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ADP + H(+)
  2. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + cholesterol(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + cholesterol(out)
  3. cholesterol + hexadecanoyl-CoA = cholesteryl hexadecanoate + CoA

  Catalysed by PI4KA, PI4K2B, PI4K2A, PI4KB and 2 moreinner side of the membrane, outer side of the membrane

• cholesteryl (9Z,12Z)-octadecadienoateReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ADP + H(+)
  2. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + cholesterol(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + cholesterol(out)
  3. (9Z,12Z)-octadecadienoyl-CoA + cholesterol = cholesteryl (9Z,12Z)-octadecadienoate + CoA

  Catalysed by PI4KA, PI4K2B, PI4K2A, PI4KB and 2 moreinner side of the membrane, outer side of the membraneOne of 2 routes

• D-glucoseReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. inositol-3-phosphate synthase (inositol-1-phosphate)
  3. D-Glucose-6-phosphate phosphohydrolase

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 8 morecytosol, endoplasmic reticulum

• (S)-lactic acidReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + UDP-N-acetyl-alpha-D-glucosamine = a 6-(N-acetyl-alpha-D-glucosaminyl)-1-(1,2-diacyl-sn-glycero-3-phospho)-1D-myo-inositol + UDP + H(+)
  2. phosphatidylinositol glycan anchor biosynthesis class L
  3. transport of acetate and L-lactate (cytosol to extracellular)

  Catalysed by PIGA, PIGL, SLC16A4, SLC16A5 and 4 moreendoplasmic reticulum, extracellular space, cytosolOne of 2 routes

• 25-hydroxycholesterolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ADP + H(+)
  2. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + cholesterol(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + cholesterol(out)
  3. cholesterol + AH2 + O2 = 25-hydroxycholesterol + A + H2O

  Catalysed by PI4KA, PI4K2B, PI4K2A, PI4KB and 2 moreinner side of the membrane, outer side of the membraneOne of 3 routes

• N-octanoylsphing-4-enineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ADP + H(+)
  2. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + cholesterol(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + cholesterol(out)
  3. beta-D-glucosyl-N-octanoylsphing-4E-enine + cholesterol = N-octanoylsphing-4-enine + cholesteryl 3-beta-D-glucoside

  Catalysed by PI4KA, PI4K2B, PI4K2A, PI4KB and 2 moreinner side of the membrane, outer side of the membrane

• cholesteryl (9Z-octadecenoate)Reach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ADP + H(+)
  2. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + cholesterol(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + cholesterol(out)
  3. cholesterol + (9Z)-octadecenoyl-CoA = cholesteryl (9Z-octadecenoate) + CoA

  Catalysed by PI4KA, PI4K2B, PI4K2A, PI4KB and 3 moreinner side of the membrane, outer side of the membraneOne of 2 routes

• N-(acetyl)-sphing-4-enineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + UDP-N-acetyl-alpha-D-glucosamine = a 6-(N-acetyl-alpha-D-glucosaminyl)-1-(1,2-diacyl-sn-glycero-3-phospho)-1D-myo-inositol + UDP + H(+)
  2. phosphatidylinositol glycan anchor biosynthesis class L
  3. N-(acetyl)-sphing-4-enine + H2O = sphing-4-enine + acetate

  Catalysed by PIGA, PIGL, ASAH1endoplasmic reticulum

• a 1,3-diacylglycerolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ADP + H(+)
  2. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phosphocholine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phosphocholine(out)
  3. a 3-acyl-sn-glycerol + a 1,2-diacyl-sn-glycero-3-phosphocholine = a 1,3-diacylglycerol + a 1-acyl-sn-glycero-3-phosphocholine

  Catalysed by PI4KA, PI4K2B, PI4K2A, PI4KB and 2 moreinner side of the membrane, outer side of the membraneOne of 5 routes

• a 1,2-diacylglycerolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ADP + H(+)
  2. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phosphocholine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phosphocholine(out)
  3. a 2-acylglycerol + a 1,2-diacyl-sn-glycero-3-phosphocholine = a 1,2-diacylglycerol + a 1-acyl-sn-glycero-3-phosphocholine

  Catalysed by PI4KA, PI4K2B, PI4K2A, PI4KB and 2 moreinner side of the membrane, outer side of the membraneOne of 6 routes

• (24R)-hydroxycholesterolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ADP + H(+)
  2. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + cholesterol(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + cholesterol(out)
  3. cholesterol + reduced [NADPH--hemoprotein reductase] + O2 = (24R)-hydroxycholesterol + oxidized [NADPH--hemoprotein reductase] + H2O + H(+)

  Catalysed by PI4KA, PI4K2B, PI4K2A, PI4KB and 2 moreinner side of the membrane, outer side of the membrane

• taurineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. bile acid-CoA:amino acid N-acyltransferase (taurodeoxycholate)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 10 morecytosolOne of 2 routes

• glycineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. glycine N-acyltransferase (N-arachidonoylglycine)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 12 morecytosol, mitochondrial matrixOne of 10 routes

• (R)-methylmalonyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. aldehyde dehydrogenase (2-methyl-3-oxopropanoate)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 10 morecytosol, mitochondrial matrixOne of 2 routes

• (S)-methylmalonyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. (S)-methylmalonyl-CoA hydrolase

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 9 morecytosol, mitochondrial matrix

• 3'-dephospho-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. acid phosphatase 2, lysosomal (CoA)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 10 morecytosol, lysosomeOne of 2 routes

• (2E)-dodecenoyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. (2E)-dodecenoyl-CoA formation

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 9 morecytosol, mitochondrial matrixOne of 3 routes

• 4,8,12-trimethyltridecanoyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. propanoyl-CoA C-acyltransferase (3-ketopristanoyl-CoA)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 11 morecytosol, peroxisomeOne of 2 routes

• (6Z,9Z,12Z)-octadecatrienoyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. long-chain-fatty-acid-CoA ligase (gamma-linolenate)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 17 morecytosolOne of 7 routes

• butanoyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. Butanoate:CoA ligase (AMP-forming)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 15 morecytosolOne of 9 routes

• dodecanoyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. long-chain-fatty-acid-CoA ligase (lauric acid)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 17 morecytosolOne of 9 routes

• glutaryl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. Production of Glutaryl Carnitine

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 12 morecytosolOne of 2 routes

• eicosanoyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. long-chain-fatty-acid-CoA ligase (eicosanoate)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 17 morecytosolOne of 12 routes

• itaconyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. Itaconate:CoA ligase (GDP-forming)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 12 morecytosol, mitochondrial matrixOne of 2 routes

• (9Z,12Z)-octadecadienoyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. long-chain-fatty-acid-CoA ligase ((6Z,9Z)-octadecadienoic acid)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 17 morecytosolOne of 13 routes

• tetradecanoyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. long-chain-fatty-acid-CoA ligase (myristic acid)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 17 morecytosolOne of 11 routes

• octanoyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. Octanoyl-CoA:L-carnitine O-octanoyltransferase

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 10 morecytosol, mitochondrial matrixOne of 20 routes

• phytanoyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. phytanate-CoA ligase

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 9 morecytosolOne of 5 routes

• octadecanoyl-CoAReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. long-chain-fatty-acid-CoA ligase (stearate)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 16 morecytosolOne of 15 routes

• N-acetyl-D-glucosamine 6-phosphateReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + UDP-N-acetyl-alpha-D-glucosamine = a 6-(N-acetyl-alpha-D-glucosaminyl)-1-(1,2-diacyl-sn-glycero-3-phospho)-1D-myo-inositol + UDP + H(+)
  2. phosphatidylinositol glycan anchor biosynthesis class L
  3. N-acetyl-D-glucosamine 6-phosphate + H2O = D-glucosamine 6-phosphate + acetate

  Catalysed by PIGA, PIGL, AMDHD2endoplasmic reticulum

• sn-glycerol 3-phosphateReach from here →
  1. a CDP-1,2-diacyl-sn-glycerol + myo-inositol = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + CMP + H(+)
  2. a CDP-1,2-diacyl-sn-glycerol + sn-glycerol 3-phosphate = a 1,2-diacyl-sn-glycero-3-phospho-(1'-sn-glycero-3'-phosphate) + CMP + H(+)
  3. a CDP-1,2-diacyl-sn-glycerol + sn-glycerol 3-phosphate = a 1,2-diacyl-sn-glycero-3-phospho-(1'-sn-glycero-3'-phosphate) + CMP + H(+)

  Catalysed by CDIPT, PGS1

• ethanolamineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. CDPethanolamine:1,2-diacylglycerol ethanolaminephosphotransferase
  3. L-1-phosphatidylethanolamine:L-serine phosphatidyltransferase

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 7 morecytosolOne of 3 routes

• an N-acylsphing-4-enine 1-phosphateReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. an N-acylsphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphocholine = a sphingomyelin + a 1,2-diacyl-sn-glycerol
  3. an N-acylsphing-4-enine + ATP = an N-acylsphing-4-enine 1-phosphate + ADP + H(+)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 8 more

• sphing-4-enineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. acyl-CoA:sphingosine N-acyltransferase

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 13 morecytosol, Golgi apparatusOne of 6 routes

• sphinganineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. N-hexadecanoylsphinganine + a 1,2-diacyl-sn-glycero-3-phosphocholine = N-hexadecanoyl-sphinganine-1-phosphocholine + a 1,2-diacyl-sn-glycerol
  3. sphinganine + hexadecanoate = N-hexadecanoylsphinganine + H2O

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 7 moreOne of 2 routes

• spermidineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. diamine N-acetyltransferase (N1-acetylspermidine)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 11 morecytosolOne of 3 routes

• L-methionineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. N-acetylglutamate synthase (N-acetylmethionine)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 10 morecytosol, mitochondrial matrix

• a 2-acyl-sn-glycero-3-phosphocholineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ADP + H(+)
  2. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phosphocholine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phosphocholine(out)
  3. a 2-acyl-sn-glycero-3-phosphocholine + an acyl-CoA = a 1,2-diacyl-sn-glycero-3-phosphocholine + CoA

  Catalysed by PI4KA, PI4K2B, PI4K2A, PI4KB and 2 moreinner side of the membrane, outer side of the membraneOne of 13 routes

• 6-phospho-D-glucono-1,5-lactoneReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. inositol-3-phosphate synthase (inositol-1-phosphate)
  3. D-glucose-6-phosphate:NADP+ 1-oxidoreductase

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 6 morecytosol, endoplasmic reticulumOne of 3 routes

• L-alanineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. amino-acid N-acetyltransferase (N-acetyl-L-alanine)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 9 morecytosol, mitochondrial matrix

• L-asparagineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. N-acetylglutamate synthase (N-acetyl-L-asparagine)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 10 morecytosol, mitochondrial matrix

• L,L-cystathionineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + H2O = 1D-myo-inositol 1-phosphate + a 1,2-diacyl-sn-glycerol + H(+)
  2. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
  3. N-acetylglutamate synthase (N-acetyl-L-cystathionine)

  Catalysed by PLCG1, PLCD1, PLCB2, PLCB3 and 10 morecytosol, mitochondrial matrix

• a 1-acyl-sn-glycero-3-phosphocholineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ADP + H(+)
  2. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phosphocholine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phosphocholine(out)
  3. a 1,2-diacyl-sn-glycero-3-phosphocholine + H2O = a 1-acyl-sn-glycero-3-phosphocholine + a fatty acid + H(+)

  Catalysed by PI4KA, PI4K2B, PI4K2A, PI4KB and 31 moreinner side of the membrane, outer side of the membraneOne of 14 routes