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GeneBe

2-157416069-G-A

Variant summary

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

The NM_004288.5(CYTIP):c.688C>T(p.Pro230Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000133 in 1,614,014 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00013 ( 0 hom. )

Consequence

CYTIP
NM_004288.5 missense

Scores

19

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.578
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]

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=0.0043016374).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CYTIPNM_004288.5 linkuse as main transcriptc.688C>T p.Pro230Ser missense_variant 8/8 ENST00000264192.8
CYTIPXM_017005386.3 linkuse as main transcriptc.370C>T p.Pro124Ser missense_variant 8/8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CYTIPENST00000264192.8 linkuse as main transcriptc.688C>T p.Pro230Ser missense_variant 8/81 NM_004288.5 P1O60759-1
CYTIPENST00000418920.5 linkuse as main transcriptc.370C>T p.Pro124Ser missense_variant 9/95
CYTIPENST00000457793.6 linkuse as main transcript downstream_gene_variant 5

Frequencies

GnomAD3 genomes
AF:
0.000131
AC:
20
AN:
152154
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00490
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:
0.000479
GnomAD3 exomes
AF:
0.000243
AC:
61
AN:
250682
Hom.:
0
AF XY:
0.000207
AC XY:
28
AN XY:
135490
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00538
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000265
Gnomad OTH exome
AF:
0.000654
GnomAD4 exome
AF:
0.000133
AC:
194
AN:
1461860
Hom.:
0
Cov.:
31
AF XY:
0.000140
AC XY:
102
AN XY:
727224
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00547
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000234
Gnomad4 OTH exome
AF:
0.000414
GnomAD4 genome
AF:
0.000131
AC:
20
AN:
152154
Hom.:
0
Cov.:
32
AF XY:
0.000135
AC XY:
10
AN XY:
74332
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00490
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.000479
Alfa
AF:
0.000362
Hom.:
0
Bravo
AF:
0.000170
TwinsUK
AF:
0.000539
AC:
2
ALSPAC
AF:
0.00
AC:
0
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000233
AC:
2
ExAC
AF:
0.000165
AC:
20
EpiCase
AF:
0.000109
EpiControl
AF:
0.000119

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 GeneticsJan 24, 2024The c.688C>T (p.P230S) alteration is located in exon 8 (coding exon 8) of the CYTIP gene. This alteration results from a C to T substitution at nucleotide position 688, causing the proline (P) at amino acid position 230 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
0.072
BayesDel_addAF
Benign
-0.33
T
BayesDel_noAF
Benign
-0.60
Cadd
Benign
11
Dann
Benign
0.17
DEOGEN2
Benign
0.10
T;T
Eigen
Benign
-0.90
Eigen_PC
Benign
-0.90
FATHMM_MKL
Benign
0.15
N
LIST_S2
Benign
0.63
T;T
M_CAP
Benign
0.016
T
MetaRNN
Benign
0.0043
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
1.5
L;.
MutationTaster
Benign
1.0
N;N
PrimateAI
Benign
0.27
T
PROVEAN
Benign
0.35
N;N
REVEL
Benign
0.10
Sift
Benign
0.77
T;T
Sift4G
Benign
1.0
T;T
Polyphen
0.10
B;.
Vest4
0.061
MVP
0.17
MPC
0.16
ClinPred
0.039
T
GERP RS
1.4
Varity_R
0.027
gMVP
0.42

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.060
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: rs148852005; hg19: chr2-158272581; API