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GeneBe

chr2-157427380-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_004288.5(CYTIP):​c.517G>A​(p.Glu173Lys) variant causes a missense change. The variant allele was found at a frequency of 0.000028 in 1,609,842 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000072 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000023 ( 0 hom. )

Consequence

CYTIP
NM_004288.5 missense

Scores

4
8
7

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.63
Variant links:
Genes affected
CYTIP (HGNC:9506): (cytohesin 1 interacting protein) The protein encoded by this gene contains 2 leucine zipper domains and a putative C-terminal nuclear targeting signal, but does not have any hydrophobic regions. This protein is expressed weakly in resting NK and T cells. The encoded protein modulates the activation of ARF genes by CYTH1. This protein interacts with CYTH1 and SNX27 proteins and may act to sequester CYTH1 protein in the cytoplasm.[provided by RefSeq, Aug 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.21995077).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CYTIPNM_004288.5 linkuse as main transcriptc.517G>A p.Glu173Lys missense_variant 6/8 ENST00000264192.8
CYTIPXM_017005386.3 linkuse as main transcriptc.199G>A p.Glu67Lys missense_variant 6/8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CYTIPENST00000264192.8 linkuse as main transcriptc.517G>A p.Glu173Lys missense_variant 6/81 NM_004288.5 P1O60759-1
CYTIPENST00000418920.5 linkuse as main transcriptc.199G>A p.Glu67Lys missense_variant 7/95
CYTIPENST00000457793.6 linkuse as main transcriptc.*412G>A 3_prime_UTR_variant, NMD_transcript_variant 7/95

Frequencies

GnomAD3 genomes
AF:
0.0000723
AC:
11
AN:
152052
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000721
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000118
AC:
29
AN:
245934
Hom.:
0
AF XY:
0.0000827
AC XY:
11
AN XY:
133022
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000851
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000233
AC:
34
AN:
1457790
Hom.:
0
Cov.:
30
AF XY:
0.0000221
AC XY:
16
AN XY:
725026
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000722
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:
0.00
Gnomad4 OTH exome
AF:
0.0000332
GnomAD4 genome
AF:
0.0000723
AC:
11
AN:
152052
Hom.:
0
Cov.:
32
AF XY:
0.000135
AC XY:
10
AN XY:
74266
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000721
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000982
ExAC
AF:
0.0000577
AC:
7

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 09, 2021The c.517G>A (p.E173K) alteration is located in exon 6 (coding exon 6) of the CYTIP gene. This alteration results from a G to A substitution at nucleotide position 517, causing the glutamic acid (E) at amino acid position 173 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
0.21
BayesDel_addAF
Benign
-0.11
T
BayesDel_noAF
Uncertain
0.0
CADD
Pathogenic
26
DANN
Pathogenic
1.0
DEOGEN2
Pathogenic
0.80
D;T
Eigen
Pathogenic
0.70
Eigen_PC
Pathogenic
0.68
FATHMM_MKL
Uncertain
0.87
D
LIST_S2
Uncertain
0.88
D;D
M_CAP
Benign
0.027
D
MetaRNN
Benign
0.22
T;T
MetaSVM
Benign
-0.52
T
MutationAssessor
Uncertain
2.7
M;.
MutationTaster
Benign
1.0
D;D
PrimateAI
Uncertain
0.51
T
PROVEAN
Uncertain
-3.6
D;N
REVEL
Benign
0.21
Sift
Uncertain
0.0030
D;D
Sift4G
Uncertain
0.0070
D;D
Polyphen
1.0
D;.
Vest4
0.76
MutPred
0.44
Gain of MoRF binding (P = 0.0029);.;
MVP
0.55
MPC
0.58
ClinPred
0.55
D
GERP RS
6.0
Varity_R
0.65
gMVP
0.66

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: rs751057398; hg19: chr2-158283892; API