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GeneBe

12-107001941-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 0P and 4B. BS2

The NM_004075.5(CRY1):c.418G>A(p.Glu140Lys) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000638 in 1,582,148 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000068 ( 0 hom. )

Consequence

CRY1
NM_004075.5 missense

Scores

2
7
10

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.81
Variant links:
Genes affected
CRY1 (HGNC:2384): (cryptochrome circadian regulator 1) This gene encodes a flavin adenine dinucleotide-binding protein that is a key component of the circadian core oscillator complex, which regulates the circadian clock. This gene is upregulated by CLOCK/ARNTL heterodimers but then represses this upregulation in a feedback loop using PER/CRY heterodimers to interact with CLOCK/ARNTL. Polymorphisms in this gene have been associated with altered sleep patterns. The encoded protein is widely conserved across plants and animals. Loss of the related gene in mouse results in a shortened circadian cycle in complete darkness. [provided by RefSeq, Jan 2014]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

BS2
High AC in GnomAdExome at 11 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CRY1NM_004075.5 linkuse as main transcriptc.418G>A p.Glu140Lys missense_variant 4/13 ENST00000008527.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CRY1ENST00000008527.10 linkuse as main transcriptc.418G>A p.Glu140Lys missense_variant 4/131 NM_004075.5 P1
CRY1ENST00000552790.5 linkuse as main transcriptn.977G>A non_coding_transcript_exon_variant 6/132

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152094
Hom.:
0
Cov.:
32
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:
0.0000588
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000502
AC:
11
AN:
219214
Hom.:
0
AF XY:
0.0000586
AC XY:
7
AN XY:
119532
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000105
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000678
AC:
97
AN:
1430054
Hom.:
0
Cov.:
31
AF XY:
0.0000647
AC XY:
46
AN XY:
710696
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:
0.0000880
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152094
Hom.:
0
Cov.:
32
AF XY:
0.0000404
AC XY:
3
AN XY:
74298
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:
0.0000588
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000988
Hom.:
0
Bravo
AF:
0.0000604
ExAC
AF:
0.0000741
AC:
9

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 GeneticsJun 21, 2022The c.418G>A (p.E140K) alteration is located in exon 4 (coding exon 4) of the CRY1 gene. This alteration results from a G to A substitution at nucleotide position 418, causing the glutamic acid (E) at amino acid position 140 to be replaced by a lysine (K). 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
0.25
BayesDel_addAF
Uncertain
0.034
T
BayesDel_noAF
Uncertain
0.030
Cadd
Uncertain
25
Dann
Uncertain
1.0
DEOGEN2
Benign
0.37
T
Eigen
Benign
0.048
Eigen_PC
Uncertain
0.25
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.97
D
M_CAP
Benign
0.0035
T
MetaRNN
Uncertain
0.64
D
MetaSVM
Benign
-0.92
T
MutationAssessor
Benign
1.2
L
MutationTaster
Benign
1.0
D
PrimateAI
Pathogenic
0.83
D
PROVEAN
Uncertain
-2.8
D
REVEL
Benign
0.21
Sift
Benign
0.22
T
Sift4G
Benign
0.35
T
Polyphen
0.016
B
Vest4
0.86
MVP
0.67
MPC
1.2
ClinPred
0.71
D
GERP RS
5.3
Varity_R
0.51
gMVP
0.64

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs780703517; hg19: chr12-107395719; API