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1.14.18.5: sphingolipid C4-monooxygenase

This is an abbreviated version!
For detailed information about sphingolipid C4-monooxygenase, go to the full flat file.

Word Map on EC 1.14.18.5

Reaction

a dihydroceramide
+ 2 ferrocytochrome b5 +
O2
+ 2 H+ =
a (4R)-4-hydroxysphinganine ceramide
+ 2 ferricytochrome b5 +
H2O

Synonyms

bifunctional sphingolipid D4-desaturase/C4-hydroxylase, DES2, DHS hydroxylase, dihydroceramide hydrolase, dihydroceramide hydroxylase, EC 1.14.13.169, LmjF_26_1670, SBH1, SBH2, SC4H, sphinganine C4-hydroxylase, sphinganine C4-monooxygenase, sphingolipid C4-hydroxylase, sphingolipid delta(4)-desaturase/C4-monooxygenase, sphingolipid hydroxylase, SUR2, Sur2p, SYR2, Syr2p

ECTree

     1 Oxidoreductases
         1.14 Acting on paired donors, with incorporation or reduction of molecular oxygen
             1.14.18 With another compound as one donor, and incorporation of one atom of oxygen into the other donor
                1.14.18.5 sphingolipid C4-monooxygenase

Expression

Expression on EC 1.14.18.5 - sphingolipid C4-monooxygenase

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EXPRESSION
ORGANISM
UNIPROT
LITERATURE
sphinganine hydroxylase activity in microsomes isolated from corn shoots treated with fumonisin B1 increases more than 3fold compared to controls
-
the enzyme is up-regulated during keratinocyte differentiation