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rs587777198

Variant summary

Our verdict is Likely pathogenic. Variant got 8 ACMG points: 8P and 0B. PM2PP3_StrongPP5_Moderate

The NM_006612.6(KIF1C):​c.505C>T​(p.Arg169Trp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000372 in 1,613,882 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. 12/21 in silico tools predict a damaging outcome for this variant. Variant has been reported in ClinVar as Likely pathogenic (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000034 ( 0 hom. )

Consequence

KIF1C
NM_006612.6 missense

Scores

17
1
1

Clinical Significance

Likely pathogenic criteria provided, single submitter P:2

Conservation

PhyloP100: 1.36
Variant links:
Genes affected
KIF1C (HGNC:6317): (kinesin family member 1C) The protein encoded by this gene is a member of the kinesin-like protein family. The family members are microtubule-dependent molecular motors that transport organelles within cells and move chromosomes during cell division. Mutations in this gene are a cause of spastic ataxia 2, autosomal recessive. [provided by RefSeq, May 2014]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 8 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.977
PP5
Variant 17-5002539-C-T is Pathogenic according to our data. Variant chr17-5002539-C-T is described in ClinVar as [Likely_pathogenic]. Clinvar id is 101067.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
KIF1CNM_006612.6 linkuse as main transcriptc.505C>T p.Arg169Trp missense_variant 7/23 ENST00000320785.10
KIF1CXM_005256424.3 linkuse as main transcriptc.505C>T p.Arg169Trp missense_variant 8/24

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
KIF1CENST00000320785.10 linkuse as main transcriptc.505C>T p.Arg169Trp missense_variant 7/231 NM_006612.6 P1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152118
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.00000342
AC:
5
AN:
1461764
Hom.:
0
Cov.:
34
AF XY:
0.00000413
AC XY:
3
AN XY:
727182
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:
0.0000116
Gnomad4 FIN exome
AF:
0.0000374
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152118
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74324
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

ClinVar

Significance: Likely pathogenic
Submissions summary: Pathogenic:2
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Spastic ataxia 2 Pathogenic:1
Pathogenic, no assertion criteria providedliterature onlyOMIMFeb 01, 2014- -
not provided Pathogenic:1
Likely pathogenic, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenMar 01, 2024KIF1C: PM2, PM3, PP1:Moderate, PP3, PS3:Supporting -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.90
BayesDel_addAF
Pathogenic
0.45
D
BayesDel_noAF
Pathogenic
0.40
CADD
Pathogenic
33
DANN
Pathogenic
1.0
DEOGEN2
Pathogenic
0.91
D
Eigen
Pathogenic
0.87
Eigen_PC
Pathogenic
0.76
FATHMM_MKL
Uncertain
0.95
D
LIST_S2
Pathogenic
0.99
D
M_CAP
Pathogenic
0.50
D
MetaRNN
Pathogenic
0.98
D
MetaSVM
Pathogenic
1.0
D
MutationAssessor
Pathogenic
3.8
H
MutationTaster
Benign
1.0
D
PrimateAI
Pathogenic
0.85
D
PROVEAN
Pathogenic
-7.5
D
REVEL
Pathogenic
0.91
Sift
Pathogenic
0.0
D
Sift4G
Pathogenic
0.0
D
Polyphen
1.0
D
Vest4
0.99
MutPred
0.82
Loss of disorder (P = 0.0084);
MVP
0.95
MPC
0.77
ClinPred
1.0
D
GERP RS
5.4
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.8
Varity_R
0.87
gMVP
0.75

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: rs587777198; hg19: chr17-4905834; COSMIC: COSV57905940; COSMIC: COSV57905940; API