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chr2-69869846-G-A

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBS1BS2

The NM_178439.5(GMCL1):​c.1346G>A​(p.Arg449Gln) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000906 in 1,613,536 control chromosomes in the GnomAD database, including 9 homozygotes. In-silico tool predicts a benign outcome for this variant. 11/19 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0045 ( 4 hom., cov: 29)
Exomes 𝑓: 0.00053 ( 5 hom. )

Consequence

GMCL1
NM_178439.5 missense

Scores

1
2
14

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 7.70
Variant links:
Genes affected
GMCL1 (HGNC:23843): (germ cell-less 1, spermatogenesis associated) This gene encodes a nuclear envelope protein that appears to be involved in spermatogenesis, either directly or by influencing genes that play a more direct role in the process. This multi-exon locus is the homolog of the mouse and drosophila germ cell-less gene but the human genome also contains a single-exon locus on chromosome 5 that contains an open reading frame capable of encoding a highly-related protein. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -14 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.012802094).
BP6
Variant 2-69869846-G-A is Benign according to our data. Variant chr2-69869846-G-A is described in ClinVar as [Benign]. Clinvar id is 791856.Status of the report is criteria_provided_single_submitter, 1 stars.
BS1
Variant frequency is greater than expected in population afr. gnomad4_exome allele frequency = 0.000532 (777/1461614) while in subpopulation AFR AF= 0.0193 (646/33466). AF 95% confidence interval is 0.0181. There are 5 homozygotes in gnomad4_exome. There are 353 alleles in male gnomad4_exome subpopulation. Median coverage is 31. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 4 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
GMCL1NM_178439.5 linkuse as main transcriptc.1346G>A p.Arg449Gln missense_variant 12/14 ENST00000282570.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
GMCL1ENST00000282570.4 linkuse as main transcriptc.1346G>A p.Arg449Gln missense_variant 12/141 NM_178439.5 P1
GMCL1ENST00000495047.1 linkuse as main transcriptn.290G>A non_coding_transcript_exon_variant 1/32

Frequencies

GnomAD3 genomes
AF:
0.00450
AC:
683
AN:
151804
Hom.:
4
Cov.:
29
show subpopulations
Gnomad AFR
AF:
0.0158
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00145
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:
0.00288
GnomAD3 exomes
AF:
0.00113
AC:
284
AN:
251038
Hom.:
1
AF XY:
0.000870
AC XY:
118
AN XY:
135682
show subpopulations
Gnomad AFR exome
AF:
0.0163
Gnomad AMR exome
AF:
0.000261
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000218
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000264
Gnomad OTH exome
AF:
0.000490
GnomAD4 exome
AF:
0.000532
AC:
777
AN:
1461614
Hom.:
5
Cov.:
31
AF XY:
0.000485
AC XY:
353
AN XY:
727110
show subpopulations
Gnomad4 AFR exome
AF:
0.0193
Gnomad4 AMR exome
AF:
0.000335
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000605
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000279
Gnomad4 OTH exome
AF:
0.000927
GnomAD4 genome
AF:
0.00451
AC:
685
AN:
151922
Hom.:
4
Cov.:
29
AF XY:
0.00455
AC XY:
338
AN XY:
74250
show subpopulations
Gnomad4 AFR
AF:
0.0158
Gnomad4 AMR
AF:
0.00144
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:
0.00285
Alfa
AF:
0.000949
Hom.:
1
Bravo
AF:
0.00540
ESP6500AA
AF:
0.0159
AC:
70
ESP6500EA
AF:
0.000233
AC:
2
ExAC
AF:
0.00138
AC:
167
Asia WGS
AF:
0.00115
AC:
4
AN:
3478
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeMay 04, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.090
BayesDel_addAF
Benign
-0.47
T
BayesDel_noAF
Benign
-0.44
CADD
Benign
23
DANN
Uncertain
0.98
DEOGEN2
Benign
0.080
T
Eigen
Benign
-0.059
Eigen_PC
Benign
0.17
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Benign
0.85
D
MetaRNN
Benign
0.013
T
MetaSVM
Benign
-1.1
T
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.70
T
PROVEAN
Benign
0.40
N
REVEL
Benign
0.069
Sift
Benign
0.40
T
Sift4G
Benign
0.56
T
Polyphen
0.0
B
Vest4
0.69
MVP
0.48
MPC
0.46
ClinPred
0.033
T
GERP RS
5.2
Varity_R
0.038
gMVP
0.39

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: rs61756683; hg19: chr2-70096978; API