NM_078483.4:c.680C>A

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_078483.4(SLC36A1):​c.680C>A​(p.Thr227Asn) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,848 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/22 in silico tools predict a benign outcome for this variant. 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. T227I) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 30)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

SLC36A1
NM_078483.4 missense

Scores

2
16

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -0.262

Publications

0 publications found
Variant links:
Genes affected
SLC36A1 (HGNC:18761): (solute carrier family 36 member 1) This gene encodes a member of the eukaryote-specific amino acid/auxin permease (AAAP) 1 transporter family. The encoded protein functions as a proton-dependent, small amino acid transporter. This gene is clustered with related family members on chromosome 5q33.1. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Apr 2015]

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.22311252).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_078483.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
SLC36A1
NM_078483.4
MANE Select
c.680C>Ap.Thr227Asn
missense
Exon 7 of 11NP_510968.2
SLC36A1
NM_001349740.2
c.596C>Ap.Thr199Asn
missense
Exon 8 of 12NP_001336669.1
SLC36A1
NM_001308150.2
c.680C>Ap.Thr227Asn
missense
Exon 7 of 11NP_001295079.1Q7Z2H8-3

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
SLC36A1
ENST00000243389.8
TSL:1 MANE Select
c.680C>Ap.Thr227Asn
missense
Exon 7 of 11ENSP00000243389.3Q7Z2H8-1
SLC36A1
ENST00000521925.5
TSL:1
c.680C>Ap.Thr227Asn
missense
Exon 7 of 10ENSP00000430305.1E7EW39
SLC36A1
ENST00000429484.6
TSL:1
c.680C>Ap.Thr227Asn
missense
Exon 7 of 9ENSP00000395640.2Q7Z2H8-4

Frequencies

GnomAD3 genomes
Cov.:
30
GnomAD2 exomes
AF:
0.00000398
AC:
1
AN:
251410
AF XY:
0.00
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 FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000879
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461848
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
727226
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
33474
American (AMR)
AF:
0.00
AC:
0
AN:
44722
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26136
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39696
South Asian (SAS)
AF:
0.00
AC:
0
AN:
86258
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53418
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5766
European-Non Finnish (NFE)
AF:
8.99e-7
AC:
1
AN:
1111984
Other (OTH)
AF:
0.00
AC:
0
AN:
60394
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.425
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
GnomAD4 genome
Cov.:
30
Alfa
AF:
0.0000508
Hom.:
0
ExAC
AF:
0.00000824
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.46
BayesDel_addAF
Benign
-0.29
T
BayesDel_noAF
Benign
-0.65
CADD
Benign
16
DANN
Benign
0.95
DEOGEN2
Benign
0.12
T
Eigen
Benign
-0.69
Eigen_PC
Benign
-0.69
FATHMM_MKL
Benign
0.35
N
LIST_S2
Benign
0.85
T
M_CAP
Benign
0.0098
T
MetaRNN
Benign
0.22
T
MetaSVM
Benign
-0.95
T
MutationAssessor
Uncertain
2.1
M
PhyloP100
-0.26
PrimateAI
Benign
0.48
T
PROVEAN
Benign
-1.3
N
REVEL
Benign
0.092
Sift
Benign
0.17
T
Sift4G
Benign
0.36
T
Polyphen
0.083
B
Vest4
0.46
MutPred
0.68
Loss of stability (P = 0.1647)
MVP
0.15
MPC
0.50
ClinPred
0.077
T
GERP RS
-2.8
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.34
gMVP
0.67
Mutation Taster
=86/14
polymorphism

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

Other links and lift over

dbSNP: rs747755817; hg19: chr5-150847443; API