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chr11-113393741-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 3P and 0B. PM2PP3

The NM_178510.2(ANKK1):​c.446G>A​(p.Gly149Asp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000048 in 1,459,798 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.0000048 ( 0 hom. )

Consequence

ANKK1
NM_178510.2 missense

Scores

1
9
9

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.09
Variant links:
Genes affected
ANKK1 (HGNC:21027): (ankyrin repeat and kinase domain containing 1) The protein encoded by this gene belongs to the Ser/Thr protein kinase family, and protein kinase superfamily involved in signal transduction pathways. This gene is closely linked to DRD2 gene (GeneID:1813) on chr 11, and a well studied restriction fragment length polymorphism (RFLP) designated TaqIA, was originally associated with the DRD2 gene, however, later was determined to be located in exon 8 of ANKK1 gene (PMIDs: 18621654, 15146457), where it causes a nonconservative amino acid substitution. It is not clear if this gene plays any role in neuropsychiatric disorders previously associated with Taq1A RFLP. [provided by RefSeq, Sep 2009]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.788

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ANKK1NM_178510.2 linkuse as main transcriptc.446G>A p.Gly149Asp missense_variant 2/8 ENST00000303941.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ANKK1ENST00000303941.4 linkuse as main transcriptc.446G>A p.Gly149Asp missense_variant 2/81 NM_178510.2 P1
ANKK1ENST00000542948.1 linkuse as main transcriptc.110G>A p.Gly37Asp missense_variant, NMD_transcript_variant 1/53

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.00000811
AC:
2
AN:
246664
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
133922
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:
0.0000178
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000480
AC:
7
AN:
1459798
Hom.:
0
Cov.:
81
AF XY:
0.00000138
AC XY:
1
AN XY:
726134
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:
0.00000540
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
33
Alfa
AF:
0.000251
Hom.:
0
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

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 GeneticsDec 02, 2022The c.446G>A (p.G149D) alteration is located in exon 2 (coding exon 2) of the ANKK1 gene. This alteration results from a G to A substitution at nucleotide position 446, causing the glycine (G) at amino acid position 149 to be replaced by an aspartic acid (D). 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
Uncertain
0.35
BayesDel_addAF
Uncertain
0.035
T
BayesDel_noAF
Benign
-0.17
CADD
Benign
22
DANN
Benign
0.97
DEOGEN2
Benign
0.27
T
Eigen
Benign
0.12
Eigen_PC
Benign
0.10
FATHMM_MKL
Uncertain
0.90
D
LIST_S2
Benign
0.85
D
M_CAP
Benign
0.069
D
MetaRNN
Pathogenic
0.79
D
MetaSVM
Uncertain
0.0062
D
MutationAssessor
Benign
-0.040
N
MutationTaster
Benign
0.96
D
PrimateAI
Uncertain
0.56
T
PROVEAN
Uncertain
-2.8
D
REVEL
Uncertain
0.55
Sift
Uncertain
0.0040
D
Sift4G
Uncertain
0.010
D
Polyphen
0.97
D
Vest4
0.52
MutPred
0.71
Gain of ubiquitination at K147 (P = 0.0954);
MVP
0.83
MPC
0.36
ClinPred
0.73
D
GERP RS
4.0
Varity_R
0.34
gMVP
0.49

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: rs574300304; hg19: chr11-113264463; API