chr1-200987009-G-A

Variant summary

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

The ENST00000461742.7(KIF21B):​c.3601C>T​(p.Arg1201Trp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000547 in 1,461,852 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (no stars).

Frequency

Genomes: not found (cov: 31)
Exomes 𝑓: 0.0000055 ( 0 hom. )

Consequence

KIF21B
ENST00000461742.7 missense

Scores

3
9
7

Clinical Significance

Uncertain significance no assertion criteria provided U:1

Conservation

PhyloP100: 2.78
Variant links:
Genes affected
KIF21B (HGNC:29442): (kinesin family member 21B) This gene encodes a member of the kinesin superfamily. Kinesins are ATP-dependent microtubule-based motor proteins that are involved in the intracellular transport of membranous organelles. Single nucleotide polymorphisms in this gene are associated with inflammatory bowel disease and multiple sclerosis. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Nov 2011]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

BS2
High AC in GnomAdExome4 at 8 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
KIF21BNM_001252102.2 linkuse as main transcriptc.3601C>T p.Arg1201Trp missense_variant 25/35 ENST00000461742.7 NP_001239031.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
KIF21BENST00000461742.7 linkuse as main transcriptc.3601C>T p.Arg1201Trp missense_variant 25/351 NM_001252102.2 ENSP00000433808 P3O75037-4
KIF21BENST00000422435.2 linkuse as main transcriptc.3601C>T p.Arg1201Trp missense_variant 25/351 ENSP00000411831 O75037-1
KIF21BENST00000332129.6 linkuse as main transcriptc.3601C>T p.Arg1201Trp missense_variant 25/341 ENSP00000328494 O75037-2
KIF21BENST00000360529.9 linkuse as main transcriptc.3601C>T p.Arg1201Trp missense_variant 25/341 ENSP00000353724 A2O75037-3

Frequencies

GnomAD3 genomes
Cov.:
31
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251408
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135868
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:
0.00000879
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000547
AC:
8
AN:
1461852
Hom.:
0
Cov.:
32
AF XY:
0.00000550
AC XY:
4
AN XY:
727224
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:
0.00000719
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
31

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

Long QT syndrome Uncertain:1
Uncertain significance, no assertion criteria providedresearchMedical Research Institute, Tokyo Medical and Dental University-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.33
BayesDel_addAF
Pathogenic
0.28
D
BayesDel_noAF
Pathogenic
0.16
CADD
Uncertain
24
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.21
.;.;.;T
Eigen
Uncertain
0.25
Eigen_PC
Benign
0.21
FATHMM_MKL
Uncertain
0.86
D
LIST_S2
Uncertain
0.97
D;D;D;D
M_CAP
Benign
0.069
D
MetaRNN
Uncertain
0.71
D;D;D;D
MetaSVM
Benign
-0.46
T
MutationAssessor
Benign
0.97
L;L;L;L
MutationTaster
Benign
1.0
D;D;D;D
PrimateAI
Uncertain
0.73
T
PROVEAN
Uncertain
-3.9
D;D;D;D
REVEL
Uncertain
0.44
Sift
Uncertain
0.0020
D;D;D;D
Sift4G
Uncertain
0.015
D;D;D;D
Polyphen
0.99
D;.;.;D
Vest4
0.75
MutPred
0.33
Loss of methylation at R1201 (P = 0.0196);Loss of methylation at R1201 (P = 0.0196);Loss of methylation at R1201 (P = 0.0196);Loss of methylation at R1201 (P = 0.0196);
MVP
0.88
MPC
1.1
ClinPred
0.96
D
GERP RS
1.7
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.33
gMVP
0.61

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.070
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: rs796052152; hg19: chr1-200956137; API