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chr12-56450565-C-T

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP4_ModerateBP6_ModerateBA1

The NM_012064.4(MIP):​c.*715G>A variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.326 in 152,224 control chromosomes in the GnomAD database, including 9,439 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.33 ( 9424 hom., cov: 32)
Exomes 𝑓: 0.38 ( 15 hom. )

Consequence

MIP
NM_012064.4 3_prime_UTR

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.180
Variant links:
Genes affected
MIP (HGNC:7103): (major intrinsic protein of lens fiber) Major intrinsic protein is a member of the water-transporting aquaporins as well as the original member of the MIP family of channel proteins. The function of the fiber cell membrane protein encoded by this gene is undetermined, yet this protein is speculated to play a role in intracellular communication. The MIP protein is expressed in the ocular lens and is required for correct lens function. This gene has been mapped among aquaporins AQP2, AQP5, and AQP6, in a potential gene cluster at 12q13. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -12 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.25).
BP6
Variant 12-56450565-C-T is Benign according to our data. Variant chr12-56450565-C-T is described in ClinVar as [Benign]. Clinvar id is 309871.Status of the report is criteria_provided_single_submitter, 1 stars.
BA1
GnomAd4 highest subpopulation (SAS) allele frequency at 95% confidence interval = 0.423 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MIPNM_012064.4 linkuse as main transcriptc.*715G>A 3_prime_UTR_variant 4/4 ENST00000652304.1
MIPXM_011538354.2 linkuse as main transcriptc.*715G>A 3_prime_UTR_variant 6/6
MIPXM_017019306.2 linkuse as main transcriptc.*715G>A 3_prime_UTR_variant 4/4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MIPENST00000652304.1 linkuse as main transcriptc.*715G>A 3_prime_UTR_variant 4/4 NM_012064.4 P1

Frequencies

GnomAD3 genomes
AF:
0.326
AC:
49605
AN:
151968
Hom.:
9418
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.141
Gnomad AMI
AF:
0.511
Gnomad AMR
AF:
0.288
Gnomad ASJ
AF:
0.324
Gnomad EAS
AF:
0.245
Gnomad SAS
AF:
0.430
Gnomad FIN
AF:
0.443
Gnomad MID
AF:
0.291
Gnomad NFE
AF:
0.427
Gnomad OTH
AF:
0.295
GnomAD4 exome
AF:
0.377
AC:
52
AN:
138
Hom.:
15
Cov.:
0
AF XY:
0.293
AC XY:
24
AN XY:
82
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.125
Gnomad4 ASJ exome
AF:
0.500
Gnomad4 SAS exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.430
Gnomad4 OTH exome
AF:
0.167
GnomAD4 genome
AF:
0.326
AC:
49626
AN:
152086
Hom.:
9424
Cov.:
32
AF XY:
0.328
AC XY:
24403
AN XY:
74348
show subpopulations
Gnomad4 AFR
AF:
0.141
Gnomad4 AMR
AF:
0.287
Gnomad4 ASJ
AF:
0.324
Gnomad4 EAS
AF:
0.246
Gnomad4 SAS
AF:
0.432
Gnomad4 FIN
AF:
0.443
Gnomad4 NFE
AF:
0.427
Gnomad4 OTH
AF:
0.298
Alfa
AF:
0.355
Hom.:
3763
Bravo
AF:
0.298
Asia WGS
AF:
0.348
AC:
1208
AN:
3478

ClinVar

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

Submissions by phenotype

Cataract 15 multiple types Benign:1
Benign, criteria provided, single submitterclinical testingIllumina Laboratory Services, IlluminaApr 27, 2017This variant was observed as part of a predisposition screen in an ostensibly healthy population. A literature search was performed for the gene, cDNA change, and amino acid change (where applicable). No publications were found based on this search. Allele frequency data from public databases was too high to be consistent with this variant causing disease. Therefore, this variant is classified as benign. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.25
CADD
Benign
13
DANN
Benign
0.81

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: rs3809125; hg19: chr12-56844349; API