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methylsterol monooxygenase 1

Summary

Gene Symbol

MSMO1

Organism

Odobenus rosmarus divergens (Pacific walrus)

External Links

NCBI Gene: 101384837
KEGG Gene ID: oro:101384837
PubChem: 101384837

Annotation

Keyword

Endoplasmic reticulum
Monooxygenase
Reference proteome
Sterol biosynthesis
Transmembrane helix

Proteins

Displaying 1 entry
UniProt	Protein Name
A0A2U3WQ46

Annotation information from UniProt.

Gene Ontology (GO)

Displaying 1 entry
GO Term	Evidence Code	PMID
sterol biosynthetic process	IEA	30032202

GO Hierarchy

biological process

metabolic process [inference]

biosynthetic process [inference]

organic substance biosynthetic process [inference]

lipid biosynthetic process [inference]

steroid biosynthetic process [inference]

sterol biosynthetic process

organic cyclic compound biosynthetic process [inference]

steroid biosynthetic process [inference]

sterol biosynthetic process

organic hydroxy compound biosynthetic process [inference]

sterol biosynthetic process

primary metabolic process [inference]

lipid metabolic process [inference]

steroid metabolic process [inference]

steroid biosynthetic process [inference]

sterol biosynthetic process

sterol metabolic process [inference]

sterol biosynthetic process

lipid biosynthetic process [inference]

steroid biosynthetic process [inference]

sterol biosynthetic process

organic substance metabolic process [inference]

lipid metabolic process [inference]

steroid metabolic process [inference]

steroid biosynthetic process [inference]

sterol biosynthetic process

sterol metabolic process [inference]

sterol biosynthetic process

lipid biosynthetic process [inference]

steroid biosynthetic process [inference]

sterol biosynthetic process

organic cyclic compound metabolic process [inference]

steroid metabolic process [inference]

steroid biosynthetic process [inference]

sterol biosynthetic process

sterol metabolic process [inference]

sterol biosynthetic process

organic cyclic compound biosynthetic process [inference]

steroid biosynthetic process [inference]

sterol biosynthetic process

organic substance biosynthetic process [inference]

lipid biosynthetic process [inference]

steroid biosynthetic process [inference]

sterol biosynthetic process

organic cyclic compound biosynthetic process [inference]

steroid biosynthetic process [inference]

sterol biosynthetic process

organic hydroxy compound biosynthetic process [inference]

sterol biosynthetic process

organic hydroxy compound metabolic process [inference]

sterol metabolic process [inference]

sterol biosynthetic process

organic hydroxy compound biosynthetic process [inference]

sterol biosynthetic process

Displaying **all 2** entries
GO Term	Evidence Code	PMID
C-4 methylsterol oxidase activity	IEA	30032202
iron ion binding	IEA	22301074

GO Hierarchy

molecular function

catalytic activity [inference]

oxidoreductase activity [inference]

monooxygenase activity [inference]

oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, another compound as one donor, and incorporation of one atom of oxygen [inference]

C-4 methylsterol oxidase activity

oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen [inference]

oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, another compound as one donor, and incorporation of one atom of oxygen [inference]

C-4 methylsterol oxidase activity

binding [inference]

ion binding [inference]

cation binding [inference]

metal ion binding [inference]

transition metal ion binding [inference]

iron ion binding

Gene Ontology information from NCBI Gene and UniProt.

KEGG BRITE Database

Orthology

K07750

Name

methylsterol monooxygenase [EC:1.14.18.9]

References

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Last updated: December 8, 2025

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Annotation

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Acknowledgements