FUOM

protein-coding

fucose mutarotase

Gene summary

Predicted to enable L-fucose mutarotase activity and fucose binding activity. Predicted to be involved in fucose metabolic process. Predicted to act upstream of or within female mating behavior and negative regulation of neuron differentiation. Predicted to be located in cytosol. [provided by Alliance of Genome Resources, Jun 2026]

Previous symbols:
  • C10orf125

MANE transcript

NM_001098483.3

Inheritance

—

ClinVar variants

U:33

Top phenotype

—

gnomAD constraint

pLI —, LoF o/e 0.86

Max pathogenic AF

—

Genomic locus

chr10:133,353,952-133,358,025

External References & Databases

Transcript & Mutation Effects

hg38 • Region Span ~4.1 kb
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GenCC Phenotypes & Disease Associations

Curated gene-disease validity assertions and inheritance patterns

No GenCC data available for this gene.

ClinVar Associated Diseases & Phenotypes

Reported disease conditions connected to FUOM variants in ClinVar

1 Conditions Cataloged
not specifiedTotal: 29

ClinVar Variants & Pathogenicity by Type

Statistics based on transcript NM_001098483.3. Only rare variants are included.

We include only reliable ClinVar variants with their consequences to MANE Select, MANE Plus Clinical transcripts, or transcripts with TSL equal to 1. Click a count to filter the variants table below.

Slight differences between displayed counts and ClinVar may occur due to a different transcript/consequence chosen by our variant effect predictor, or because we classify Benign/Likely benign as Likely benign and Pathogenic/Likely pathogenic as Likely pathogenic.

EffectPLPVUSLBBSum
synonymous
0
missense
32
clinvar
32
nonsense
0
start loss
0
frameshift
0
splice donor/acceptor (+/-2bp)
1
clinvar
1
Total00330033
Loading ClinVar variants...

Transcript Catalog

Annotated transcript isoforms across RefSeq and Ensembl databases

Showing 4 of 57 transcripts
Transcript IDSourceProtein IDCoding ExonsMANE Status
NM_001098483.3RefSeqNP_001091953.16MANE Select
ENST00000278025.9EnsemblENSP00000278025.56MANE Select
NM_001301827.2RefSeqNP_001288756.15Standard
NM_001301828.2RefSeqNP_001288757.15Standard

Gene Ontology (GO) Annotations & Pathways

Biological processes, molecular functions, cellular components and pathways

Pathways ConsensusPathDB

  • Post-translational protein modification
  • Metabolism of proteins
  • GDP-fucose biosynthesis
  • Synthesis of substrates in N-glycan biosythesis
  • Biosynthesis of the N-glycan precursor (dolichol lipid-linked oligosaccharide, LLO) and transfer to a nascent protein

Biological Process

  • fucose metabolic process
  • fucosylation
  • negative regulation of neuron differentiation
  • female mating behavior

Molecular Function

  • racemase and epimerase activity, acting on carbohydrates and derivatives
  • L-fucose mutarotase activity
  • fucose binding

Cellular Component

  • cytosol

gnomAD Constraint

Source: gnomAD

Gene type
protein_coding
Transcript type
protein_coding
Transcript
ENST00000368552
Coding exons
6
Length
2872
Individuals with no LoFs
125660
Homozygous LoFs
0
Heterozygous LoFs
11
Defined
125671
p
0.0000438
Z-ScoreObservedExpectedObserved/ExpectedMutation RateTotal Possible
Missense-0.2418881.91.080.00000446957
Missense (PolyPhen)4534.9311.2883424
Synonymous0.4853235.70.8970.00000208320
Loss of Function0.35567.020.8552.97e-789

Population LoF Frequency

PopulationCAFp-valueStatus
African0.0000650.000062rare
Latino/Admixed American0.0000590.000058rare
Ashkenazi Jewish00.0absent
East Asian00.0absent
Finnish00.0absent
European (Non-Finnish)0.0000710.000070rare
South Asian00.0absent
Other00.0absent

dbNSFP Gene Annotations

Source: dbNSFP

Function
FUNCTION: Involved in the interconversion between alpha- and beta- L-fucoses. L-Fucose (6-deoxy-L-galactose) exists as alpha-L-fucose (29.5%) and beta-L-fucose (70.5%), the beta-form is metabolized through the salvage pathway. GDP-L-fucose formed either by the de novo or salvage pathways is transported into the endoplasmic reticulum, where it serves as a substrate for N- and O- glycosylations by fucosyltransferases. Fucosylated structures expressed on cell surfaces or secreted in biological fluids are believed to play a critical role in cell-cell adhesion and recognition processes. {ECO:0000269|PubMed:17602138}.;

Recessive Scores

pRec
0.0959

Intolerance Scores

RVIS EVS
0.39
RVIS percentile EVS
75.87

Essentials

Essential (CRISPR)
N
Essential (CRISPR2)
N

Gene Damage Prediction

AllRecessiveDominant
MendelianMediumMediumMedium
Primary ImmunodeficiencyMediumMediumMedium
CancerMediumMediumMedium
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