EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
1.14.19.29 | (4R)-4-hydroxysphinganine ceramide + ferrocytochrome b5 + O2 + H+ |
- |
Helianthus annuus |
(4R,8E)-4-hydroxysphing-8-enine ceramide + (4R,8Z)-4-hydroxysphing-8-enine ceramide + ferricytochrome b5 + H2O |
7:1 product mixture of (4R,8E)- and (4R,8Z)-4-hydroxy-sphing-8-enine ceramide |
? |
1.14.19.29 | (4R)-4-hydroxysphinganine ceramide + ferrocytochrome b5 + O2 + H+ |
- |
Arabidopsis thaliana |
(4R,8E)-4-hydroxysphing-8-enine ceramide + (4R,8Z)-4-hydroxysphing-8-enine ceramide + ferricytochrome b5 + H2O |
the ratio of trans:cis products is approximately 4:1 for isoform SLD1 and 7:1 for isoform SLD2 |
? |
1.14.19.29 | (4R)-4-hydroxysphinganine ceramide + ferrocytochrome b5 + O2 + H+ |
- |
Helianthus annuus |
(4R,8E)-4-hydroxysphing-8-enine ceramide + ferricytochrome b5 + H2O |
- |
? |
1.14.19.29 | (4R)-4-hydroxysphinganine ceramide + ferrocytochrome b5 + O2 + H+ |
- |
Populus tomentosa |
(4R,8E)-4-hydroxysphing-8-enine ceramide + ferricytochrome b5 + H2O |
- |
? |
1.14.19.29 | (4R)-4-hydroxysphinganine ceramide + ferrocytochrome b5 + O2 + H+ |
- |
Stylosanthes hamata |
(4R,8E)-4-hydroxysphing-8-enine ceramide + ferricytochrome b5 + H2O |
- |
? |
1.14.19.29 | (4R)-4-hydroxysphinganine ceramide + ferrocytochrome b5 + O2 + H+ |
- |
Brassica rapa |
(4R,8E)-4-hydroxysphing-8-enine ceramide + ferricytochrome b5 + H2O |
- |
? |
1.14.19.29 | (4R)-4-hydroxysphinganine ceramide + ferrocytochrome b5 + O2 + H+ |
- |
Nicotiana tabacum |
(4R,8E)-4-hydroxysphing-8-enine ceramide + ferricytochrome b5 + H2O |
- |
? |
1.14.19.29 | (4R)-4-hydroxysphinganine ceramide + ferrocytochrome b5 + O2 + H+ |
32.5% conversion rate |
Ribes nigrum |
(4R,8E)-4-hydroxysphing-8-enine ceramide + ferricytochrome b5 + H2O |
- |
? |
1.14.19.29 | (4R)-4-hydroxysphinganine ceramide + ferrocytochrome b5 + O2 + H+ |
39.8% conversion rate |
Borago officinalis |
(4R,8E)-4-hydroxysphing-8-enine ceramide + ferricytochrome b5 + H2O |
- |
? |
1.14.19.29 | (4R)-4-hydroxysphinganine ceramide + ferrocytochrome b5 + O2 + H+ |
- |
Helianthus annuus |
(4R,8Z)-4-hydroxysphing-8-enine ceramide + ferricytochrome b5 + H2O |
- |
? |