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GeneBe

17-744900-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 3P and 0B. PM2PP3

The NM_015721.3(GEMIN4):​c.3143G>A​(p.Arg1048His) variant causes a missense change. The variant allele was found at a frequency of 0.000018 in 1,612,806 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000018 ( 0 hom. )

Consequence

GEMIN4
NM_015721.3 missense

Scores

2
7
10

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.94
Variant links:
Genes affected
GEMIN4 (HGNC:15717): (gem nuclear organelle associated protein 4) The product of this gene is part of a large complex localized to the cytoplasm, nucleoli, and to discrete nuclear bodies called Gemini bodies (gems). The complex functions in spliceosomal snRNP assembly in the cytoplasm, and regenerates spliceosomes required for pre-mRNA splicing in the nucleus. The encoded protein directly interacts with a DEAD box protein and several spliceosome core proteins. Alternatively spliced transcript variants have been described, but their biological validity has not been determined. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.755

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
GEMIN4NM_015721.3 linkuse as main transcriptc.3143G>A p.Arg1048His missense_variant 2/2 ENST00000319004.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
GEMIN4ENST00000319004.6 linkuse as main transcriptc.3143G>A p.Arg1048His missense_variant 2/21 NM_015721.3 P1
GEMIN4ENST00000576778.1 linkuse as main transcriptc.3110G>A p.Arg1037His missense_variant 1/1

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152194
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000241
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000485
AC:
12
AN:
247530
Hom.:
0
AF XY:
0.0000372
AC XY:
5
AN XY:
134460
show subpopulations
Gnomad AFR exome
AF:
0.0000655
Gnomad AMR exome
AF:
0.0000291
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000167
Gnomad SAS exome
AF:
0.000131
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000268
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000185
AC:
27
AN:
1460612
Hom.:
0
Cov.:
29
AF XY:
0.0000220
AC XY:
16
AN XY:
726528
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.000151
Gnomad4 FIN exome
AF:
0.0000188
Gnomad4 NFE exome
AF:
0.00000900
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152194
Hom.:
0
Cov.:
33
AF XY:
0.00
AC XY:
0
AN XY:
74354
show subpopulations
Gnomad4 AFR
AF:
0.0000241
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:
0.0000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000329
Hom.:
0
Bravo
AF:
0.0000151
ExAC
AF:
0.0000248
AC:
3

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsDec 04, 2023The c.3143G>A (p.R1048H) alteration is located in exon 2 (coding exon 2) of the GEMIN4 gene. This alteration results from a G to A substitution at nucleotide position 3143, causing the arginine (R) at amino acid position 1048 to be replaced by a histidine (H). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.29
BayesDel_addAF
Benign
-0.13
T
BayesDel_noAF
Benign
-0.19
CADD
Uncertain
25
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.18
T;.
Eigen
Uncertain
0.66
Eigen_PC
Uncertain
0.62
FATHMM_MKL
Uncertain
0.96
D
LIST_S2
Uncertain
0.89
D;D
M_CAP
Benign
0.031
D
MetaRNN
Pathogenic
0.75
D;D
MetaSVM
Benign
-1.2
T
MutationAssessor
Benign
1.7
L;.
MutationTaster
Benign
1.0
D;D
PrimateAI
Benign
0.38
T
PROVEAN
Uncertain
-3.6
D;.
REVEL
Benign
0.18
Sift
Uncertain
0.024
D;.
Sift4G
Uncertain
0.036
D;D
Polyphen
1.0
D;.
Vest4
0.89
MutPred
0.28
Loss of phosphorylation at T1050 (P = 0.0615);.;
MVP
0.56
MPC
0.67
ClinPred
0.47
T
GERP RS
5.9
Varity_R
0.27
gMVP
0.44

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: rs746141568; hg19: chr17-648140; API