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Hydroxyméthylbilane

Hydroxyméthylbilane

Structure de l'hydroxyméthylbilane
Identification
Synonymes

préuroporphyrinogène

No CAS
PubChem 788
ChEBI 16645
SMILES
InChI
Propriétés chimiques
Formule C40H46N4O17  [Isomères]
Masse molaire[1] 854,809 8 ± 0,041 1 g/mol
C 56,2 %, H 5,42 %, N 6,55 %, O 31,82 %,

Unités du SI et CNTP, sauf indication contraire.

L’hydroxyméthylbilane, également appelé préuroporphyrinogène, est un intermédiaire du métabolisme des porphyrines. Dans le cytoplasme, il est produit à partir du porphobilinogène par la porphobilinogène désaminase et est converti en uroporphyrinogène III par l'uroporphyrinogène III synthase[2].

Notes et références

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  1. Masse molaire calculée d’après « Atomic weights of the elements 2007 », sur www.chem.qmul.ac.uk.
  2. (en) J. Wang et K. Pantopoulos, « Regulation of cellular iron metabolism », Biochem. J., vol. 434, no 3,‎ , p. 365--381 (DOI 10.1042/BJ20101825)
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Hydroxyméthylbilane
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