Purple Passionflower – Passiflora incarnata

by NG | Dec 19, 2023 | Purple Passionflower

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Obtusifoliol is a metabolic intermediate of sterols made by certain fungi. It can be converted to delta8,14-sterol by the enzyme ERG11 (CYP51F1).^[1]

References

^ Park, HG; Lee, IS; Chun, YJ; Yun, CH; Johnston, JB; Montellano, PR; Kim, D (1 May 2011). "Heterologous expression and characterization of the sterol 14α-demethylase CYP51F1 from Candida albicans". Archives of Biochemistry and Biophysics. 509 (1): 9–15. doi:10.1016/j.abb.2011.02.002. PMC 3079055. PMID 21315684.

Cholesterol and steroid metabolic intermediates

Mevalonate pathway

to HMG-CoA	Acetyl-CoA Acetoacetyl-CoA HMB HMB-CoA HMG-CoA
Ketone bodies	Acetone Acetoacetic acid β-Hydroxybutyric acid
to DMAPP	Mevalonic acid Phosphomevalonic acid 5-Diphosphomevalonic acid Isopentenyl pyrophosphate Dimethylallyl pyrophosphate
Geranyl-	Geranyl pyrophosphate Geranylgeranyl pyrophosphate
Carotenoid	Prephytoene diphosphate Phytoene

Non-mevalonate pathway

From Cholesterol
to Steroid hormones

Nonhuman

To Sitosterol	Cycloartenol Cycloeucalenol Obtusifoliol 4α-methylfecosterol Isofucosterol 24-Methylenelophenol Sitosterol More Phytosterols see here instead.
To Ergocalciferol	Fecosterol Episterol Ergostatrienol Ergostatetraenol Ergosterol Ergocalciferol

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