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rs1375956716

Variant summary

Our verdict is Likely pathogenic. Variant got 7 ACMG points: 7P and 0B. PM2PP2PP3_Strong

The NM_001493.3(GDI1):c.412C>T(p.Arg138Trp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000166 in 1,204,708 control chromosomes in the GnomAD database, with no homozygous occurrence. There are no hemizygote samples in GnomAD. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000089 ( 0 hom., 0 hem., cov: 23)
Exomes 𝑓: 9.2e-7 ( 0 hom. 0 hem. )

Consequence

GDI1
NM_001493.3 missense

Scores

14
2
1

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.27
Variant links:
Genes affected
GDI1 (HGNC:4226): (GDP dissociation inhibitor 1) GDP dissociation inhibitors are proteins that regulate the GDP-GTP exchange reaction of members of the rab family, small GTP-binding proteins of the ras superfamily, that are involved in vesicular trafficking of molecules between cellular organelles. GDIs slow the rate of dissociation of GDP from rab proteins and release GDP from membrane-bound rabs. GDI1 is expressed primarily in neural and sensory tissues. Mutations in GDI1 have been linked to X-linked nonspecific cognitive disability. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 7 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP2
Missense variant where missense usually causes diseases, GDI1
PP3
MetaRNN computational evidence supports a deleterious effect, 0.979

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
GDI1NM_001493.3 linkuse as main transcriptc.412C>T p.Arg138Trp missense_variant 5/11 ENST00000447750.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
GDI1ENST00000447750.7 linkuse as main transcriptc.412C>T p.Arg138Trp missense_variant 5/111 NM_001493.3 P1

Frequencies

GnomAD3 genomes
AF:
0.00000892
AC:
1
AN:
112117
Hom.:
0
Cov.:
23
AF XY:
0.00
AC XY:
0
AN XY:
34289
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000188
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
9.15e-7
AC:
1
AN:
1092591
Hom.:
0
Cov.:
30
AF XY:
0.00
AC XY:
0
AN XY:
358271
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000185
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000892
AC:
1
AN:
112117
Hom.:
0
Cov.:
23
AF XY:
0.00
AC XY:
0
AN XY:
34289
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000188
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Inborn genetic diseases Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsFeb 13, 2015- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.89
BayesDel_addAF
Pathogenic
0.54
D
BayesDel_noAF
Pathogenic
0.54
Cadd
Pathogenic
29
Dann
Pathogenic
1.0
DEOGEN2
Pathogenic
0.96
D
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Pathogenic
0.99
D
M_CAP
Pathogenic
0.66
D
MetaRNN
Pathogenic
0.98
D
MetaSVM
Pathogenic
0.83
D
MutationAssessor
Pathogenic
3.4
M
MutationTaster
Benign
1.0
D
PrimateAI
Pathogenic
0.93
D
PROVEAN
Pathogenic
-6.8
D
REVEL
Pathogenic
0.85
Sift
Pathogenic
0.0
D
Sift4G
Uncertain
0.0040
D
Polyphen
1.0
D
Vest4
0.87
MutPred
0.85
Gain of ubiquitination at K142 (P = 0.0314);
MVP
0.99
MPC
2.4
ClinPred
1.0
D
GERP RS
4.0
Varity_R
0.89
gMVP
0.95

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs1375956716; hg19: chrX-153668311; API