a 1,2-diacyl-sn-glycero-3-phospho-L-serine

Three steps

• acetaldehydeReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + L-serine = a 1,2-diacyl-sn-glycero-3-phospho-L-serine + ethanolamine
  3. ethanolamine ammonia-lyase (acetaldehyde-forming)

  Catalysed by PISD, PTDSS1, PTDSS2cytosolOne of 2 routes

• cholineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + a 1,2-diacyl-sn-glycero-3-phosphocholine = an N-acyl-1,2-diacyl-sn-glycero-3-phosphoethanolamine + a 2-acyl-sn-glycero-3-phosphocholine + H(+)
  3. a 2-acyl-sn-glycero-3-phosphocholine + H2O = a 2-acyl-sn-glycerol 3-phosphate + choline + H(+)

  Catalysed by PISD, PLA2G4E, PLAAT5, PLAAT2 and 1 moreOne of 5 routes

• a sterolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + a 1,2-diacyl-sn-glycero-3-phosphocholine = an N-acyl-1,2-diacyl-sn-glycero-3-phosphoethanolamine + a 1-acyl-sn-glycero-3-phosphocholine + H(+)
  3. a sterol + a 1,2-diacyl-sn-glycero-3-phosphocholine = a sterol ester + a 1-acyl-sn-glycero-3-phosphocholine

  Catalysed by PISD, PLAAT5, PLAAT2, LCAT

• phosphatidylethanolamineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. an N-acylsphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = an N-acylsphing-4-enine 1-phosphoethanolamine + a 1,2-diacyl-sn-glycerol
  3. CDPethanolamine:1,2-diacylglycerol ethanolaminephosphotransferase

  Catalysed by PISD, SGMS1, SGMS2, SAMD8 and 2 morecytosol

• 1,2-diacyl-sn-glycero-3-phosphocholine(1+)Reach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. an N-acylsphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = an N-acylsphing-4-enine 1-phosphoethanolamine + a 1,2-diacyl-sn-glycerol
  3. diacylglycerol cholinephosphotransferase (1,2-diacylglycerol-LD-PC pool)

  Catalysed by PISD, SGMS1, SGMS2, SAMD8 and 2 morecytosol

• 11-cis-retinolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H2O = a 2-acyl-sn-glycero-3-phospho-L-serine + a fatty acid + H(+)
  2. an all-trans-retinyl ester + H2O = 11-cis-retinol + a fatty acid + H(+)
  3. all-trans-retinyl ester acylhydrolase, 11-cis-retinol forming

  Catalysed by PLA1A, DDHD1, ABHD16B, RPE65cytosolOne of 2 routes

• phosphatidic acidReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. an N-acylsphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = an N-acylsphing-4-enine 1-phosphoethanolamine + a 1,2-diacyl-sn-glycerol
  3. Diacylglycerol Phosphate Kinase (Homo Sapiens)

  Catalysed by PISD, SGMS1, SGMS2, SAMD8 and 2 morenucleusOne of 5 routes

• pregnenoloneReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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. 6 reduced [adrenodoxin] + cholesterol + 3 O2 + 6 H(+) = 4-methylpentanal + pregnenolone + 6 oxidized [adrenodoxin] + 4 H2O

  Catalysed by OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 4 moreinner side of the membrane, outer side of the membrane

• sn-glycerol 3-phosphocholineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. N-(acetyl)-sphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = 1-O-acyl-N-(acetyl)-sphing-4-enine + a 1-acyl-sn-glycero-3-phosphoethanolamine
  3. a 1-acyl-sn-glycero-3-phosphoethanolamine + a 1-acyl-sn-glycero-3-phosphocholine = sn-glycerol 3-phosphocholine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine

  Catalysed by PISD, PLA2G15, ASPGOne of 7 routes

• 1-acyl-sn-glycerol 3-phosphateReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H2O = a 2-acyl-sn-glycero-3-phospho-L-serine + a fatty acid + H(+)
  2. a monoacylglycerol + H2O = glycerol + a fatty acid + H(+)
  3. ATP:acylglycerol 3-phosphotransferase

  Catalysed by PLA1A, DDHD1, ABHD16B, LIPE and 1 morecytosolOne of 6 routes

• a cholesterol esterReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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. an acyl-CoA + cholesterol = a cholesterol ester + CoA

  Catalysed by OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 5 moreinner side of the membrane, outer side of the membrane

• myo-inositolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  2. ATP:1-Phosphatidyl-1D-myo-inositol 4-phosphotransferase
  3. Phospholipase D

  Catalysed by OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 16 moreinner side of the membrane, outer side of the membrane, cytosolOne of 4 routes

• all-trans-retinolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H2O = a 2-acyl-sn-glycero-3-phospho-L-serine + a fatty acid + H(+)
  2. an all-trans-retinyl ester + H2O = 11-cis-retinol + a fatty acid + H(+)
  3. carboxylesterase (retinyl-ester)

  Catalysed by PLA1A, DDHD1, ABHD16B, RPE65 and 20 morecytosolOne of 2 routes

• a 2-acylglycerolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. an N-acylsphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = an N-acylsphing-4-enine 1-phosphoethanolamine + a 1,2-diacyl-sn-glycerol
  3. a 1,2-diacyl-sn-glycerol + H2O = a 2-acylglycerol + a fatty acid + H(+)

  Catalysed by PISD, SGMS1, SGMS2, SAMD8 and 3 more

• cholesteryl 3-beta-D-glucosideReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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. a beta-D-glucosyl-(1<->1')-N-acylsphing-4-enine + cholesterol = cholesteryl 3-beta-D-glucoside + an N-acylsphing-4-enine

  Catalysed by OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 5 moreinner side of the membrane, outer side of the membraneOne of 7 routes

• 7alpha-hydroxycholesterolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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 = 7alpha-hydroxycholesterol + oxidized [NADPH--hemoprotein reductase] + H2O + H(+)

  Catalysed by OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 4 moreinner side of the membrane, outer side of the membrane

• O-phosphoethanolamineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + L-serine = a 1,2-diacyl-sn-glycero-3-phospho-L-serine + ethanolamine
  3. ATP:ethanolamine O-phosphotransferase

  Catalysed by PISD, PTDSS1, PTDSS2, CHKA and 3 morecytosol

• a sphingomyelinReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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. an N-acylsphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphocholine = a sphingomyelin + a 1,2-diacyl-sn-glycerol

  Catalysed by OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 5 moreinner side of the membrane, outer side of the membrane

• 26-hydroxycholesterolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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 = 26-hydroxycholesterol + oxidized [NADPH--hemoprotein reductase] + H2O + H(+)

  Catalysed by OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 4 moreinner side of the membrane, outer side of the membrane

• glycerolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H2O = a 2-acyl-sn-glycero-3-phospho-L-serine + a fatty acid + H(+)
  2. a monoacylglycerol + H2O = glycerol + a fatty acid + H(+)
  3. a monoacylglycerol + H2O = glycerol + a fatty acid + H(+)

  Catalysed by PLA1A, DDHD1, ABHD16B, LIPE

• a triacylglycerolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. an N-acylsphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = an N-acylsphing-4-enine 1-phosphoethanolamine + a 1,2-diacyl-sn-glycerol
  3. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase

  Catalysed by PISD, SGMS1, SGMS2, SAMD8 and 5 morecytosolOne of 2 routes

• 4-methylpentanalReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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. 6 reduced [adrenodoxin] + cholesterol + 3 O2 + 6 H(+) = 4-methylpentanal + pregnenolone + 6 oxidized [adrenodoxin] + 4 H2O

  Catalysed by OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 4 moreinner side of the membrane, outer side of the membrane

• cholesteryl 3-beta-D-galactosideReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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. a beta-D-galactosyl-(1<->1')-N-acylsphing-4-enine + cholesterol = cholesteryl 3-beta-D-galactoside + an N-acylsphing-4-enine

  Catalysed by OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 5 moreinner side of the membrane, outer side of the membraneOne of 2 routes

• cholesteryl 3-beta-D-xylosideReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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. a beta-D-xylosyl-(1<->1')-N-acylsphing-4-enine + cholesterol = cholesteryl 3-beta-D-xyloside + an N-acylsphing-4-enine

  Catalysed by OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 5 moreinner side of the membrane, outer side of the membraneOne of 2 routes

• 1-octadecanoyl-2-acyl-sn-glycero-3-phosphoethanolamineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + H2O = a 2-acyl-sn-glycero-3-phosphoethanolamine + a fatty acid + H(+)
  3. a 2-acyl-sn-glycero-3-phosphoethanolamine + octadecanoyl-CoA = 1-octadecanoyl-2-acyl-sn-glycero-3-phosphoethanolamine + CoA

  Catalysed by PISD, DDHD1, LPGAT1

• 11-cis-retinyl esterReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H2O = a 2-acyl-sn-glycero-3-phospho-L-serine + a fatty acid + H(+)
  2. a fatty acid + ATP + CoA = a fatty acyl-CoA + AMP + diphosphate
  3. 11-cis-retinol + a fatty acyl-CoA = 11-cis-retinyl ester + CoA

  Catalysed by PLA1A, DDHD1, ABHD16B, ACSL3 and 1 more

• 13-cis-retinyl esterReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H2O = a 2-acyl-sn-glycero-3-phospho-L-serine + a fatty acid + H(+)
  2. a fatty acid + ATP + CoA = a fatty acyl-CoA + AMP + diphosphate
  3. 13-cis-retinol + a fatty acyl-CoA = 13-cis-retinyl ester + CoA

  Catalysed by PLA1A, DDHD1, ABHD16B, ACSL3 and 1 more

• 9-cis-retinyl esterReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H2O = a 2-acyl-sn-glycero-3-phospho-L-serine + a fatty acid + H(+)
  2. a fatty acid + ATP + CoA = a fatty acyl-CoA + AMP + diphosphate
  3. 9-cis-retinol + a fatty acyl-CoA = 9-cis-retinyl ester + CoA

  Catalysed by PLA1A, DDHD1, ABHD16B, ACSL3 and 1 more

• 1D-myo-inositol 1,4,5-trisphosphateReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  2. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol-4,5-bisphosphate) + ADP + H(+)
  3. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol-4,5-bisphosphate) + H2O = 1D-myo-inositol 1,4,5-trisphosphate + a 1,2-diacyl-sn-glycerol + H(+)

  Catalysed by OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 18 moreinner side of the membrane, outer side of the membrane

• a long-chain alcohol wax esterReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H2O = a 2-acyl-sn-glycero-3-phospho-L-serine + a fatty acid + H(+)
  2. a fatty acid + ATP + CoA = a fatty acyl-CoA + AMP + diphosphate
  3. a long chain fatty alcohol + a fatty acyl-CoA = a long-chain alcohol wax ester + CoA

  Catalysed by PLA1A, DDHD1, ABHD16B, ACSL3 and 2 more

• N-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-ethanolamineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + L-serine = a 1,2-diacyl-sn-glycero-3-phospho-L-serine + ethanolamine
  3. fatty acylamide amidohydrolase

  Catalysed by PISD, PTDSS1, PTDSS2, FAAHcytosol

• phosphocholineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + a 1,2-diacyl-sn-glycero-3-phosphocholine = an N-acyl-1,2-diacyl-sn-glycero-3-phosphoethanolamine + a 1-acyl-sn-glycero-3-phosphocholine + H(+)
  3. a 1-acyl-sn-glycero-3-phosphocholine + H2O = a 1-acyl-sn-glycerol + phosphocholine + H(+)

  Catalysed by PISD, PLAAT5, PLAAT2, ENPP6One of 2 routes

• an N-acylsphinganineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. an N-acylsphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = an N-acylsphing-4-enine 1-phosphoethanolamine + a 1,2-diacyl-sn-glycerol
  3. an N-acylsphinganine + a 1,2-diacyl-sn-glycero-3-phosphocholine = an N-acylsphinganine-1-phosphocholine + a 1,2-diacyl-sn-glycerol

  Catalysed by PISD, SGMS1, SGMS2, SAMD8One of 2 routes

• an N-acyl-(4R)-4-hydroxysphinganineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. an N-acylsphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = an N-acylsphing-4-enine 1-phosphoethanolamine + a 1,2-diacyl-sn-glycerol
  3. an N-acyl-(4R)-4-hydroxysphinganine + a 1,2-diacyl-sn-glycero-3-phosphocholine = an N-acyl-(4R)-4-hydroxysphinganine-phosphocholine + a 1,2-diacyl-sn-glycerol

  Catalysed by PISD, SGMS1, SGMS2, SAMD8

• (24S)-hydroxycholesterolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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 OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 4 moreinner side of the membrane, outer side of the membrane

• fatty acidReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. an N-acylsphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = an N-acylsphing-4-enine 1-phosphoethanolamine + a 1,2-diacyl-sn-glycerol
  3. 1,2-diacyl-sn-glycerol acylhydrolase

  Catalysed by PISD, SGMS1, SGMS2, SAMD8 and 1 moreextracellular spaceOne of 16 routes

• a sterol esterReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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 OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 4 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 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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 OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 4 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 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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 OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 4 moreinner side of the membrane, outer side of the membraneOne of 2 routes

• 25-hydroxycholesterolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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 OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 4 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 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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 OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 4 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 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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 OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 5 moreinner side of the membrane, outer side of the membraneOne of 2 routes

• a 1,3-diacylglycerolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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 OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 4 moreinner side of the membrane, outer side of the membraneOne of 4 routes

• a 1,2-diacylglycerolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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 OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 4 moreinner side of the membrane, outer side of the membraneOne of 2 routes

• (24R)-hydroxycholesterolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  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 OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 4 moreinner side of the membrane, outer side of the membrane

• an N-acylsphing-4-enineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. an N-acylsphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphoethanolamine = an N-acylsphing-4-enine 1-phosphoethanolamine + a 1,2-diacyl-sn-glycerol
  3. an N-acylsphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphocholine = a sphingomyelin + a 1,2-diacyl-sn-glycerol

  Catalysed by PISD, SGMS1, SGMS2, SAMD8One of 5 routes

• an N-acylethanolamineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + a 1,2-diacyl-sn-glycero-3-phosphocholine = an N-acyl-1,2-diacyl-sn-glycero-3-phosphoethanolamine + a 2-acyl-sn-glycero-3-phosphocholine + H(+)
  3. an N-acyl-1,2-diacyl-sn-glycero-3-phosphoethanolamine + H2O = an N-acylethanolamine + a 1,2-diacyl-sn-glycero-3-phosphate + H(+)

  Catalysed by PISD, PLA2G4E, PLAAT5, PLAAT2 and 1 more

• a 6-(N-acetyl-alpha-D-glucosaminyl)-1-(1,2-diacyl-sn-glycero-3-phospho)-1D-myo-inositolReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  2. ATP:1-Phosphatidyl-1D-myo-inositol 4-phosphotransferase
  3. phosphatidylinositol N-acetylglucosaminyltransferase (PI pool)

  Catalysed by OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 22 moreinner side of the membrane, outer side of the membrane, cytosol, endoplasmic reticulumOne of 3 routes

• a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol-5-phosphate)Reach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(out) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(in) = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate)(in) + a 1,2-diacyl-sn-glycero-3-phospho-L-serine(out)
  2. ATP:1-Phosphatidyl-1D-myo-inositol 4-phosphotransferase
  3. 1-phosphatidylinositol-4-phosphate 5-kinase (PI pool)

  Catalysed by OSBPL9, OSBPL11, OSBPL10, OSBPL8 and 19 moreinner side of the membrane, outer side of the membrane, cytosolOne of 6 routes

• CDP-ethanolamineReach from here →
  1. a 1,2-diacyl-sn-glycero-3-phospho-L-serine + H(+) = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CO2
  2. a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + H2O = phosphoethanolamine + a 1,2-diacyl-sn-glycerol + H(+)
  3. phosphoethanolamine + CTP + H(+) = CDP-ethanolamine + diphosphate

  Catalysed by PISD, SAMD8, PCYT2One of 2 routes