chr17-744916-C-T

Variant summary

Our verdict is Benign. Variant got -9 ACMG points: 0P and 9B. BP4_StrongBP6BS2

The NM_015721.3(GEMIN4):​c.3127G>A​(p.Gly1043Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000441 in 1,613,608 control chromosomes in the GnomAD database, including 7 homozygotes. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).

Frequency

Genomes: 𝑓 0.0022 ( 3 hom., cov: 34)
Exomes 𝑓: 0.00025 ( 4 hom. )

Consequence

GEMIN4
NM_015721.3 missense

Scores

19

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications U:1B:2

Conservation

PhyloP100: 0.434
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 Benign. Variant got -9 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0049390793).
BP6
Variant 17-744916-C-T is Benign according to our data. Variant chr17-744916-C-T is described in ClinVar as [Conflicting_classifications_of_pathogenicity]. Clinvar id is 2647165.We mark this variant Likely_benign, oryginal submissions are: {Likely_benign=1, Uncertain_significance=1}.
BS2
High Homozygotes in GnomAd4 at 3 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
GEMIN4NM_015721.3 linkuse as main transcriptc.3127G>A p.Gly1043Ser missense_variant 2/2 ENST00000319004.6 NP_056536.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
GEMIN4ENST00000319004.6 linkuse as main transcriptc.3127G>A p.Gly1043Ser missense_variant 2/21 NM_015721.3 ENSP00000321706 P1
GEMIN4ENST00000576778.1 linkuse as main transcriptc.3094G>A p.Gly1032Ser missense_variant 1/1 ENSP00000459565

Frequencies

GnomAD3 genomes
AF:
0.00223
AC:
339
AN:
152204
Hom.:
3
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.00777
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00105
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000193
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000596
AC:
148
AN:
248322
Hom.:
1
AF XY:
0.000467
AC XY:
63
AN XY:
134868
show subpopulations
Gnomad AFR exome
AF:
0.00880
Gnomad AMR exome
AF:
0.000319
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.000166
GnomAD4 exome
AF:
0.000255
AC:
372
AN:
1461286
Hom.:
4
Cov.:
29
AF XY:
0.000230
AC XY:
167
AN XY:
726904
show subpopulations
Gnomad4 AFR exome
AF:
0.00902
Gnomad4 AMR exome
AF:
0.000448
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000812
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000720
Gnomad4 OTH exome
AF:
0.000580
GnomAD4 genome
AF:
0.00223
AC:
339
AN:
152322
Hom.:
3
Cov.:
34
AF XY:
0.00216
AC XY:
161
AN XY:
74482
show subpopulations
Gnomad4 AFR
AF:
0.00775
Gnomad4 AMR
AF:
0.00105
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000193
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000337
Hom.:
0
Bravo
AF:
0.00249
ESP6500AA
AF:
0.00729
AC:
29
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.000769
AC:
93
Asia WGS
AF:
0.000866
AC:
3
AN:
3478

ClinVar

Significance: Conflicting classifications of pathogenicity
Submissions summary: Uncertain:1Benign:2
Revision: criteria provided, conflicting classifications
LINK: link

Submissions by phenotype

not provided Uncertain:1Benign:1
Likely benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenMay 01, 2023GEMIN4: BP4, BS2 -
Uncertain significance, criteria provided, single submitterclinical testingGeneDxDec 18, 2023In silico analysis supports that this missense variant does not alter protein structure/function; Has not been previously published as pathogenic or benign to our knowledge -
GEMIN4-related disorder Benign:1
Benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesMay 28, 2019This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.075
BayesDel_addAF
Benign
-0.69
T
BayesDel_noAF
Benign
-0.76
CADD
Benign
6.8
DANN
Benign
0.69
DEOGEN2
Benign
0.0063
T;.
Eigen
Benign
-1.1
Eigen_PC
Benign
-0.91
FATHMM_MKL
Benign
0.039
N
LIST_S2
Benign
0.22
T;T
M_CAP
Benign
0.0034
T
MetaRNN
Benign
0.0049
T;T
MetaSVM
Benign
-0.96
T
MutationAssessor
Benign
0.060
N;.
MutationTaster
Benign
1.0
N;N
PrimateAI
Benign
0.33
T
PROVEAN
Benign
0.98
N;.
REVEL
Benign
0.072
Sift
Benign
1.0
T;.
Sift4G
Benign
1.0
T;T
Polyphen
0.0
B;.
Vest4
0.038
MVP
0.17
MPC
0.13
ClinPred
0.00093
T
GERP RS
4.6
Varity_R
0.033
gMVP
0.054

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: rs180894698; hg19: chr17-648156; COSMIC: COSV56745054; COSMIC: COSV56745054; API