1-110192212-G-C

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 3P and 2B. PM2PP2BP4_Moderate

The NM_001010898.4(SLC6A17):ā€‹c.1105G>Cā€‹(p.Glu369Gln) variant causes a missense, splice region change. The variant allele was found at a frequency of 0.000000688 in 1,454,454 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/23 in silico tools predict a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. E369K) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 32)
Exomes š‘“: 6.9e-7 ( 0 hom. )

Consequence

SLC6A17
NM_001010898.4 missense, splice_region

Scores

3
16
Splicing: ADA: 0.01932
2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 6.40
Variant links:
Genes affected
SLC6A17 (HGNC:31399): (solute carrier family 6 member 17) The protein encoded by this gene is a member of the SLC6 family of transporters, which are responsible for the presynaptic uptake of most neurotransmitters. The encoded vesicular transporter is selective for proline, glycine, leucine and alanine. In mouse, the strongest expression of this gene was in cortical and hippocampal tissues where expression increased during embryonic brain development and peaked postnatally. Defects in this gene cause a form of autosomal recessive intellectual disability. [provided by RefSeq, Jul 2017]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP2
Missense variant in gene, where missense usually causes diseases (based on misZ statistic), SLC6A17. . Gene score misZ 2.3852 (greater than the threshold 3.09). Trascript score misZ 3.6036 (greater than threshold 3.09). GenCC has associacion of gene with progressive essential tremor-speech impairment-facial dysmorphism-intellectual disability-abnormal behavior syndrome, schizophrenia.
BP4
Computational evidence support a benign effect (MetaRNN=0.18922737).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
SLC6A17NM_001010898.4 linkuse as main transcriptc.1105G>C p.Glu369Gln missense_variant, splice_region_variant 7/12 ENST00000331565.5 NP_001010898.1 Q9H1V8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SLC6A17ENST00000331565.5 linkuse as main transcriptc.1105G>C p.Glu369Gln missense_variant, splice_region_variant 7/122 NM_001010898.4 ENSP00000330199.3 Q9H1V8

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000403
AC:
1
AN:
248312
Hom.:
0
AF XY:
0.00000746
AC XY:
1
AN XY:
134122
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:
0.00000893
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.88e-7
AC:
1
AN:
1454454
Hom.:
0
Cov.:
31
AF XY:
0.00000138
AC XY:
1
AN XY:
722110
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:
9.04e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
ExAC
AF:
0.00000824
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.074
BayesDel_addAF
Benign
-0.15
T
BayesDel_noAF
Benign
-0.46
CADD
Uncertain
25
DANN
Uncertain
0.98
DEOGEN2
Benign
0.0082
T
Eigen
Benign
-0.18
Eigen_PC
Benign
0.046
FATHMM_MKL
Uncertain
0.97
D
LIST_S2
Benign
0.84
T
M_CAP
Benign
0.0090
T
MetaRNN
Benign
0.19
T
MetaSVM
Benign
-0.99
T
MutationAssessor
Benign
0.28
N
PrimateAI
Uncertain
0.73
T
PROVEAN
Benign
-0.18
N
REVEL
Benign
0.13
Sift
Benign
0.46
T
Sift4G
Benign
0.58
T
Polyphen
0.030
B
Vest4
0.27
MutPred
0.51
Loss of helix (P = 0.0093);
MVP
0.35
MPC
0.58
ClinPred
0.43
T
GERP RS
4.7
Varity_R
0.13
gMVP
0.62

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.019
dbscSNV1_RF
Benign
0.068
SpliceAI score (max)
0.15
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: rs149884117; hg19: chr1-110734834; API