TMEM199

Gene

transmembrane protein 199, the group of MicroRNA protein coding host genes

Gene summary

No gene description available in the current model. Review primary literature for detailed gene function and characteristics.

Previous symbols:
  • C17orf32

MANE transcript

N/A

Inheritance

AR

ClinVar variants

P:4U:42B:12

Top phenotype

Congenital disorder of glycosylation, type IIp

gnomAD constraint

pLI —, LoF o/e 0.81

Max pathogenic AF

—

Genomic locus

chr17:28,357,642-28,363,683

External References & Databases

GenCC Phenotypes & Disease Associations

Curated gene-disease validity assertions and inheritance patterns

No GenCC data available for this gene.

Clinical Genomic Database (CGD)

Congenital disorder of glycosylation, type IIpAR

Manifestation: Biochemical; Gastrointestinal; Hematologic; Neurologic

Intervention: Hematologic

Rationale: Awareness of coagulopathies may be beneficial in terms of medical management, especially in situations such as surgery

Refs: 26833330Source: CGD (NHGRI)

ClinVar Associated Diseases & Phenotypes

Reported disease conditions connected to TMEM199 variants in ClinVar

1 Conditions Cataloged
not providedTotal: 1

ClinVar Variants & Pathogenicity by Type

Statistics based on transcript . 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
7
clinvar
7
missense
2
clinvar
42
clinvar
1
clinvar
4
clinvar
49
nonsense
0
start loss
0
frameshift
1
clinvar
1
splice donor/acceptor (+/-2bp)
1
clinvar
1
Total13428458

Highest pathogenic variant AF is 0.0000131403

Loading ClinVar variants...

Transcript Catalog

Annotated transcript isoforms across RefSeq and Ensembl databases

Showing 0 of 0 transcripts
Transcript IDSourceProtein IDCoding ExonsMANE Status
No transcripts match your selected source or search query.

Gene Ontology (GO) Annotations & Pathways

Biological processes, molecular functions, cellular components and pathways

Biological Process

  • cellular iron ion homeostasis
  • lysosomal lumen acidification
  • cellular response to increased oxygen levels
  • vacuolar proton-transporting V-type ATPase complex assembly
  • lysosomal protein catabolic process

Molecular Function

  • protein binding

Cellular Component

  • lysosome
  • endoplasmic reticulum
  • endoplasmic reticulum membrane
  • integral component of membrane
  • vacuolar proton-transporting V-type ATPase complex

gnomAD Constraint

Source: gnomAD

Gene type
protein_coding
Transcript type
protein_coding
Transcript
ENST00000292114
Coding exons
6
Length
24113
Individuals with no LoFs
125729
Homozygous LoFs
0
Heterozygous LoFs
19
Defined
125748
p
0.0000756
Z-ScoreObservedExpectedObserved/ExpectedMutation RateTotal Possible
Missense-0.2461321241.060.000007241302
Missense (PolyPhen)4949.5450.98899510
Synonymous-0.8736152.91.150.00000300455
Loss of Function0.53989.820.8144.19e-7119

Population LoF Frequency

PopulationCAFp-valueStatus
African0.000250.00025rare
Latino/Admixed American00.0absent
Ashkenazi Jewish00.0absent
East Asian00.0absent
Finnish0.0000930.000092rare
European (Non-Finnish)0.0000980.000097rare
South Asian0.0000650.000065rare
Other00.0absent

dbNSFP Gene Annotations

Source: dbNSFP

Function
FUNCTION: Accessory component of the proton-transporting vacuolar (V)-ATPase protein pump involved in intracellular iron homeostasis. In aerobic conditions, required for intracellular iron homeostasis, thus triggering the activity of Fe(2+) prolyl hydroxylase (PHD) enzymes, and leading to HIF1A hydroxylation and subsequent proteasomal degradation. Necessary for endolysosomal acidification and lysosomal degradation (PubMed:28296633). May be involved in Golgi homeostasis (PubMed:26833330). {ECO:0000269|PubMed:26833330, ECO:0000269|PubMed:28296633}.;
Disease
DISEASE: Congenital disorder of glycosylation 2P (CDG2P) [MIM:616829]: A form of congenital disorder of glycosylation, a genetically heterogeneous group of autosomal recessive, multisystem disorders caused by a defect in glycoprotein biosynthesis and characterized by under-glycosylated serum glycoproteins. Congenital disorders of glycosylation result in a wide variety of clinical features, such as defects in the nervous system development, psychomotor retardation, dysmorphic features, hypotonia, coagulation disorders, and immunodeficiency. The broad spectrum of features reflects the critical role of N-glycoproteins during embryonic development, differentiation, and maintenance of cell functions. CDG2P is characterized by mild metabolic dysfunction, primarily affecting the liver. Psychomotor development is normal. {ECO:0000269|PubMed:26833330}. Note=The disease is caused by mutations affecting the gene represented in this entry.;

Recessive Scores

pRec
0.108

Intolerance Scores

RVIS EVS
0.37
RVIS percentile EVS
75.29

Essentials

Essential (CRISPR)
E
Essential (CRISPR2)
E
Essential (gene trap)
E
Indispensability pred.
E
Indispensability score
0.575

Gene Damage Prediction

AllRecessiveDominant
MendelianMediumMediumMedium
Primary ImmunodeficiencyMediumMediumMedium
CancerMediumMediumMedium
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