1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine

Three steps

• 2-(9Z,12Z)-octadecadienoyl-sn-glycero-3-phosphoethanolamineReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. N-(acetyl)-sphing-4-enine + H2O = sphing-4-enine + acetate
  3. 1-hexadecanoyl-2-(9Z,12Z-octadecadienoyl)-sn-glycero-3-phosphoethanolamine + N-(acetyl)-sphing-4-enine = 2-(9Z,12Z)-octadecadienoyl-sn-glycero-3-phosphoethanolamine + 1-hexadecanoyl-N-(acetyl)-sphing-4-enine

  Catalysed by ABHD3, ASAH1, PLA2G15

• 2-(5Z,8Z,11Z,14Z)-eicosatetraenoyl-sn-glycero-3-phosphoethanolamineReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. N-(acetyl)-sphing-4-enine + H2O = sphing-4-enine + acetate
  3. 1-hexadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phosphoethanolamine + N-(acetyl)-sphing-4-enine = 2-(5Z,8Z,11Z,14Z)-eicosatetraenoyl-sn-glycero-3-phosphoethanolamine + 1-hexadecanoyl-N-(acetyl)-sphing-4-enine

  Catalysed by ABHD3, ASAH1, PLA2G15

• 16alpha,17alpha-dihydroxyprogesteroneReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. cytochrome P450 (17alpha-hydroxyprogesterone)
  3. 17alpha-hydroxyprogesterone + reduced [NADPH--hemoprotein reductase] + O2 = 16alpha,17alpha-dihydroxyprogesterone + oxidized [NADPH--hemoprotein reductase] + H2O + H(+)

  Catalysed by ABHD3, CYP17A1endoplasmic reticulum

• 2-acyl-sn-glycero-3-phospho-(1'-sn-glycerol)Reach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. N-(acetyl)-sphing-4-enine + H2O = sphing-4-enine + acetate
  3. a 1,2-diacyl-sn-glycero-3-phospho-(1'-sn-glycerol) + N-(acetyl)-sphing-4-enine = 2-acyl-sn-glycero-3-phospho-(1'-sn-glycerol) + 1-O-acyl-N-(acetyl)-sphing-4-enine

  Catalysed by ABHD3, ASAH1, PLA2G15

• 1-octadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phosphateReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. 1-octadecanoyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphate + choline + H(+)
  3. 1-octadecanoyl-sn-glycero-3-phosphate + (5Z,8Z,11Z,14Z)-eicosatetraenoyl-CoA = 1-octadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phosphate + CoA

  Catalysed by ABHD3, ENPP2, AGPAT3

• 1-octadecanoyl-2-(9Z,12Z-octadecadienoyl)-sn-glycero-3-phosphateReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. 1-octadecanoyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphate + choline + H(+)
  3. 1-octadecanoyl-sn-glycero-3-phosphate + (9Z,12Z)-octadecadienoyl-CoA = 1-octadecanoyl-2-(9Z,12Z-octadecadienoyl)-sn-glycero-3-phosphate + CoA

  Catalysed by ABHD3, ENPP2, AGPAT4

• 1-octadecanoyl-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycerolReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. 1-octadecanoyl-sn-glycero-3-phosphocholine + H2O = octadecanoate + sn-glycerol 3-phosphocholine + H(+)
  3. 1-octadecanoyl-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycerol + H2O = 2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-glycerol + octadecanoate + H(+)

  Catalysed by ABHD3, LYPLA2, ASPG, ABHD11

• 1-octadecanoyl-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycero-3-phosphateReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. 1-octadecanoyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphate + choline + H(+)
  3. 1-octadecanoyl-sn-glycero-3-phosphate + (4Z,7Z,10Z,13Z,16Z,19Z)-docosahexaenoyl-CoA = 1-octadecanoyl-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycero-3-phosphate + CoA

  Catalysed by ABHD3, ENPP2, AGPAT4

• a 1-O-(1Z-alkenyl)-sn-glycero-3-phosphocholineReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. 1-octadecanoyl-sn-glycero-3-phosphocholine + H2O = octadecanoate + sn-glycerol 3-phosphocholine + H(+)
  3. a 1-O-(1Z-alkenyl)-sn-glycero-3-phosphocholine + H2O = a 2,3-saturated aldehyde + sn-glycerol 3-phosphocholine

  Catalysed by ABHD3, LYPLA2, ASPG, TMEM86A and 1 more

• 2-(9Z-octadecenoyl)-sn-glycero-3-phospho-L-serineReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. N-(acetyl)-sphing-4-enine + H2O = sphing-4-enine + acetate
  3. 1-octadecanoyl-2-(9Z-octadecenoyl)-sn-glycero-3-phospho-L-serine + N-(acetyl)-sphing-4-enine = 1-octadecanoyl-N-(acetyl)-sphing-4-enine + 2-(9Z-octadecenoyl)-sn-glycero-3-phospho-L-serine

  Catalysed by ABHD3, ASAH1, PLA2G15

• 1-(1Z-octadecenyl)-2-(5Z,8Z,11Z,14Z- eicosatetraenoyl)-sn-glycero-3-phosphoethanolamineReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. 1-octadecanoyl-sn-glycero-3-phosphocholine + (5Z,8Z,11Z,14Z)-eicosatetraenoyl-CoA = 1-octadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phosphocholine + CoA
  3. 1-(1Z-octadecenyl)-sn-glycero-3-phosphoethanolamine + 1-octadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phosphocholine = 1-(1Z-octadecenyl)-2-(5Z,8Z,11Z,14Z- eicosatetraenoyl)-sn-glycero-3-phosphoethanolamine + 1-octadecanoyl-sn-glycero-3-phosphocholine

  Catalysed by ABHD3, LPCAT3, TMEM164

• hexadecanoateReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. 1-octadecanoyl-sn-glycero-3-phosphocholine + hexadecanoyl-CoA = 1-octadecanoyl-2-hexadecanoyl-sn-glycero-3-phosphocholine + CoA
  3. 1-octadecanoyl-2-hexadecanoyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + hexadecanoate + H(+)

  Catalysed by ABHD3, LPCAT3, LPCAT1, PLAAT3

• 1-octadecanoyl-sn-glycero-3-phosphoserineReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. N-(acetyl)-sphing-4-enine + H2O = sphing-4-enine + acetate
  3. 1-octadecanoyl-2-(9Z-octadecenoyl)-sn-glycero-3-phospho-L-serine + N-(acetyl)-sphing-4-enine = 1-octadecanoyl-sn-glycero-3-phosphoserine + 1-(9Z-octadecenoyl)-N-(acetyl)-sphing-4-enine

  Catalysed by ABHD3, ASAH1, PLA2G15

• 1-O-acyl-N-(acetyl)-sphing-4-enineReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. N-(acetyl)-sphing-4-enine + H2O = sphing-4-enine + acetate
  3. N-(acetyl)-sphing-4-enine + a 1,2-diacyl-sn-glycero-3-phosphocholine = 1-O-acyl-N-(acetyl)-sphing-4-enine + a 1-acyl-sn-glycero-3-phosphocholine

  Catalysed by ABHD3, ASAH1, PLA2G15One of 8 routes

• N-octadecanoyl-1,2-di-(9Z-octadecenoyl)-sn-glycero-3-phosphoethanolamineReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. 1-octadecanoyl-sn-glycero-3-phosphocholine + hexadecanoyl-CoA = 1-octadecanoyl-2-hexadecanoyl-sn-glycero-3-phosphocholine + CoA
  3. 1-octadecanoyl-2-hexadecanoyl-sn-glycero-3-phosphocholine + 1,2-di-(9Z-octadecenoyl)-sn-glycero-3-phosphoethanolamine = N-octadecanoyl-1,2-di-(9Z-octadecenoyl)-sn-glycero-3-phosphoethanolamine + 2-hexadecanoyl-sn-glycero-3-phosphocholine + H(+)

  Catalysed by ABHD3, LPCAT3, LPCAT1, PLA2G4E

• N-(acetyl)-sphing-4-enine-1-phosphateReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. N-(acetyl)-sphing-4-enine + H2O = sphing-4-enine + acetate
  3. N-(acetyl)-sphing-4-enine + ATP = N-(acetyl)-sphing-4-enine-1-phosphate + ADP + H(+)

  Catalysed by ABHD3, ASAH1, CERK

• 2-(1-hydroxyethyl)thiamine diphosphateReach from here →
  1. 1-octadecanoyl-2-acetyl-sn-glycero-3-phosphocholine + H2O = 1-octadecanoyl-sn-glycero-3-phosphocholine + acetate + H(+)
  2. transport of acetate and pyruvate (cytosol to extracellular)
  3. pyruvate:thiamin diphosphate acetaldehydetransferase (decarboxylating)

  Catalysed by ABHD3, SLC16A4, SLC16A5, SLC16A3 and 5 moreextracellular space, cytosol, mitochondrial matrix