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GeneBe

1-152515649-A-G

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_019060.3(CRCT1):ā€‹c.266A>Gā€‹(p.Asn89Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000223 in 1,569,598 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 12/19 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (ā˜…). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. N89K) has been classified as Uncertain significance.

Frequency

Genomes: š‘“ 0.0000066 ( 0 hom., cov: 33)
Exomes š‘“: 0.000024 ( 0 hom. )

Consequence

CRCT1
NM_019060.3 missense

Scores

1
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.163
Variant links:
Genes affected
CRCT1 (HGNC:29875): (cysteine rich C-terminal 1)

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.04733187).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CRCT1NM_019060.3 linkuse as main transcriptc.266A>G p.Asn89Ser missense_variant 2/2 ENST00000368790.4
CRCT1XM_011509656.3 linkuse as main transcriptc.266A>G p.Asn89Ser missense_variant 2/2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CRCT1ENST00000368790.4 linkuse as main transcriptc.266A>G p.Asn89Ser missense_variant 2/21 NM_019060.3 P1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152142
Hom.:
0
Cov.:
33
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.0000240
AC:
34
AN:
1417456
Hom.:
0
Cov.:
33
AF XY:
0.0000200
AC XY:
14
AN XY:
701458
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:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000302
Gnomad4 OTH exome
AF:
0.0000171
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152142
Hom.:
0
Cov.:
33
AF XY:
0.00
AC XY:
0
AN XY:
74310
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:
0.0000147
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

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsNov 08, 2022The c.266A>G (p.N89S) alteration is located in exon 2 (coding exon 1) of the CRCT1 gene. This alteration results from a A to G substitution at nucleotide position 266, causing the asparagine (N) at amino acid position 89 to be replaced by a serine (S). 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
0.066
BayesDel_addAF
Benign
-0.40
T
BayesDel_noAF
Benign
-0.82
CADD
Benign
12
DANN
Benign
0.72
DEOGEN2
Benign
0.097
T
Eigen
Benign
-0.93
Eigen_PC
Benign
-0.97
FATHMM_MKL
Benign
0.017
N
LIST_S2
Benign
0.41
T
M_CAP
Benign
0.0039
T
MetaRNN
Benign
0.047
T
MetaSVM
Benign
-0.99
T
MutationTaster
Benign
1.0
N
PROVEAN
Pathogenic
-5.0
D
REVEL
Benign
0.054
Sift4G
Benign
0.61
T
Polyphen
0.0
B
Vest4
0.093
MutPred
0.21
Gain of phosphorylation at N89 (P = 0.0016);
MVP
0.37
MPC
0.26
ClinPred
0.059
T
GERP RS
-0.21
Varity_R
0.39
gMVP
0.0090

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: rs746438621; hg19: chr1-152488125; API