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rs751175706

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP4_StrongBP6_Very_Strong

The NM_001244008.2(KIF1A):c.2022+9C>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000437 in 1,486,610 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 Likely benign (★★).

Frequency

Genomes: 𝑓 0.000092 ( 0 hom., cov: 34)
Exomes 𝑓: 0.000038 ( 0 hom. )

Consequence

KIF1A
NM_001244008.2 intron

Scores

2

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: 0.791
Variant links:
Genes affected
KIF1A (HGNC:888): (kinesin family member 1A) The protein encoded by this gene is a member of the kinesin family and functions as an anterograde motor protein that transports membranous organelles along axonal microtubules. Mutations at this locus have been associated with spastic paraplegia-30 and hereditary sensory neuropathy IIC. Alternatively spliced transcript variants encoding distinct isoforms have been described. [provided by RefSeq, Apr 2012]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -12 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.83).
BP6
Variant 2-240763010-G-A is Benign according to our data. Variant chr2-240763010-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 464216.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
KIF1ANM_001244008.2 linkuse as main transcriptc.2022+9C>T intron_variant ENST00000498729.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
KIF1AENST00000498729.9 linkuse as main transcriptc.2022+9C>T intron_variant 5 NM_001244008.2 Q12756-3

Frequencies

GnomAD3 genomes
AF:
0.0000920
AC:
14
AN:
152210
Hom.:
0
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.0000483
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000327
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000414
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000735
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000492
AC:
6
AN:
121934
Hom.:
0
AF XY:
0.0000468
AC XY:
3
AN XY:
64138
show subpopulations
Gnomad AFR exome
AF:
0.000228
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000158
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000181
Gnomad OTH exome
AF:
0.000298
GnomAD4 exome
AF:
0.0000382
AC:
51
AN:
1334400
Hom.:
0
Cov.:
36
AF XY:
0.0000462
AC XY:
30
AN XY:
649942
show subpopulations
Gnomad4 AFR exome
AF:
0.0000650
Gnomad4 AMR exome
AF:
0.0000319
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000274
Gnomad4 SAS exome
AF:
0.000203
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000304
Gnomad4 OTH exome
AF:
0.0000180
GnomAD4 genome
AF:
0.0000920
AC:
14
AN:
152210
Hom.:
0
Cov.:
34
AF XY:
0.0000807
AC XY:
6
AN XY:
74354
show subpopulations
Gnomad4 AFR
AF:
0.0000483
Gnomad4 AMR
AF:
0.000327
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000414
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000735
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000540
Hom.:
0
Bravo
AF:
0.0000907
Asia WGS
AF:
0.000577
AC:
2
AN:
3478

ClinVar

Significance: Likely benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingGeneDxNov 30, 2017This variant is considered likely benign or benign based on one or more of the following criteria: it is a conservative change, it occurs at a poorly conserved position in the protein, it is predicted to be benign by multiple in silico algorithms, and/or has population frequency not consistent with disease. -
KIF1A-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesJul 01, 2019This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
Neuropathy, hereditary sensory, type 2C;C5235139:Hereditary spastic paraplegia 30;C5393830:Intellectual disability, autosomal dominant 9 Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeJan 11, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.83
Cadd
Benign
4.6
Dann
Benign
0.53

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: rs751175706; hg19: chr2-241702427; API