L-valine

Three steps

• 13-hydroxy-(4Z,7Z,10Z,14E,16Z,19Z)-docosahexaenoateReach from here →
  1. transport of alanine and valine (cytosol to extracellular)
  2. Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
  3. (4Z,7Z,10Z,13Z,16Z,19Z)-docosahexaenoate + AH2 + O2 = 13-hydroxy-(4Z,7Z,10Z,14E,16Z,19Z)-docosahexaenoate + A + H2O

  Catalysed by SLC7A5, MOCOS, PTGS2extracellular space, cytosol

• (18R)-hydroxy-(5Z,8Z,11Z,14Z,16E)-eicosapentaenoateReach from here →
  1. transport of alanine and valine (cytosol to extracellular)
  2. Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
  3. (5Z,8Z,11Z,14Z,17Z)-eicosapentaenoate + AH2 + O2 = (18R)-hydroxy-(5Z,8Z,11Z,14Z,16E)-eicosapentaenoate + A + H2O

  Catalysed by SLC7A5, MOCOS, PTGS2extracellular space, cytosol

• (15R)-hydroxy-(5Z,8Z,11Z,13E,17Z)-eicosapentaenoateReach from here →
  1. transport of alanine and valine (cytosol to extracellular)
  2. Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
  3. (5Z,8Z,11Z,14Z,17Z)-eicosapentaenoate + AH2 + O2 = (15R)-hydroxy-(5Z,8Z,11Z,13E,17Z)-eicosapentaenoate + A + H2O

  Catalysed by SLC7A5, MOCOS, PTGS2extracellular space, cytosol

• (11R)-hydroxy-(5Z,8Z,12E,14Z,17Z)-eicosapentaenoateReach from here →
  1. transport of alanine and valine (cytosol to extracellular)
  2. Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
  3. (5Z,8Z,11Z,14Z,17Z)-eicosapentaenoate + AH2 + O2 = (11R)-hydroxy-(5Z,8Z,12E,14Z,17Z)-eicosapentaenoate + A + H2O

  Catalysed by SLC7A5, MOCOS, PTGS2extracellular space, cytosol

• 13R-hydroxy-(7Z,10Z,14E,16Z,19Z)-docosapentaenoateReach from here →
  1. transport of alanine and valine (cytosol to extracellular)
  2. Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
  3. (7Z,10Z,13Z,16Z,19Z)-docosapentaenoate + AH2 + O2 = 13R-hydroxy-(7Z,10Z,14E,16Z,19Z)-docosapentaenoate + A + H2O

  Catalysed by SLC7A5, MOCOS, PTGS2extracellular space, cytosol

• (13S)-hydroxy-(9Z,11E)-octadecadienoateReach from here →
  1. transport of glycine and valine (cytosol to extracellular)
  2. gamma-L-glutamyl-L-cysteine + glycine + ATP = glutathione + ADP + phosphate + H(+)
  3. (13S)-hydroperoxy-(9Z,11E)-octadecadienoate + 2 glutathione = (13S)-hydroxy-(9Z,11E)-octadecadienoate + glutathione disulfide + H2O

  Catalysed by SLC7A5, GSS, GPX1, GSTA1 and 2 moreextracellular space, cytosolOne of 2 routes

• taurochenodeoxycholateReach from here →
  1. transport of glycine and valine (cytosol to extracellular)
  2. gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
  3. solute carrier organic anion transporter (GSH)

  Catalysed by SLC7A5, GSS, SLCO1A2, SLC7A9 and 1 moreextracellular space, cytosolOne of 6 routes

• thiamine(1+) diphosphateReach from here →
  1. L-Valine:2-oxoglutarate aminotransferase
  2. branched chain keto acid dehydrogenase E1 (3-methyl-2-oxobutyrate)
  3. lipoamide to S-(2-methylpropanoyl)... conversion

  Catalysed by BCAT2, BCKDHA, BCKDHB, DBTmitochondrial matrix

• 2-(1-hydroxyethyl)thiamine diphosphateReach from here →
  1. transport of alanine and valine (cytosol to extracellular)
  2. (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
  3. pyruvate:thiamin diphosphate acetaldehydetransferase (decarboxylating)

  Catalysed by SLC7A5, AGXT2, PDHA1, PDHB and 1 moreextracellular space, cytosol, mitochondrial matrix