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GeneBe

14-94467349-G-C

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_175739.4(SERPINA9):c.662C>G(p.Thr221Arg) variant causes a missense change. The variant allele was found at a frequency of 0.0000124 in 1,613,214 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000011 ( 0 hom. )

Consequence

SERPINA9
NM_175739.4 missense

Scores

5
9
3

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.11
Variant links:
Genes affected
SERPINA9 (HGNC:15995): (serpin family A member 9) Enables serine-type endopeptidase inhibitor activity. Predicted to be involved in negative regulation of endopeptidase activity. Predicted to be located in cytoplasm and membrane. Predicted to be active in extracellular space. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SERPINA9NM_175739.4 linkuse as main transcriptc.662C>G p.Thr221Arg missense_variant 3/5 ENST00000674397.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SERPINA9ENST00000674397.2 linkuse as main transcriptc.662C>G p.Thr221Arg missense_variant 3/5 NM_175739.4 P2Q86WD7-1

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152222
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000827
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000161
AC:
4
AN:
248968
Hom.:
0
AF XY:
0.0000296
AC XY:
4
AN XY:
135022
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:
0.000131
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000110
AC:
16
AN:
1460992
Hom.:
0
Cov.:
36
AF XY:
0.0000206
AC XY:
15
AN XY:
726628
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:
0.000186
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152222
Hom.:
0
Cov.:
33
AF XY:
0.0000538
AC XY:
4
AN XY:
74362
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000827
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
ExAC
AF:
0.0000165
AC:
2

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 GeneticsNov 09, 2021The c.716C>G (p.T239R) alteration is located in exon 3 (coding exon 3) of the SERPINA9 gene. This alteration results from a C to G substitution at nucleotide position 716, causing the threonine (T) at amino acid position 239 to be replaced by an arginine (R). 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
0.40
BayesDel_addAF
Uncertain
0.15
D
BayesDel_noAF
Pathogenic
0.22
Cadd
Benign
20
Dann
Uncertain
0.98
Eigen
Uncertain
0.54
Eigen_PC
Uncertain
0.28
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Benign
0.70
T;T;T;T;T;T
M_CAP
Benign
0.035
D
MetaRNN
Uncertain
0.61
D;D;D;D;D;D
MetaSVM
Uncertain
0.43
D
MutationTaster
Benign
0.71
D;D;D;D;D;D
PrimateAI
Uncertain
0.56
T
PROVEAN
Pathogenic
-5.4
D;D;D;D;D;D
REVEL
Uncertain
0.54
Sift
Pathogenic
0.0
D;D;D;D;D;D
Sift4G
Pathogenic
0.0010
D;D;D;D;D;D
Polyphen
1.0
D;D;.;D;D;D
Vest4
0.61
MutPred
0.48
.;.;.;.;Gain of catalytic residue at N224 (P = 0.0112);.;
MVP
0.90
MPC
0.13
ClinPred
0.94
D
GERP RS
3.7
Varity_R
0.79
gMVP
0.75

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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: rs780251195; hg19: chr14-94933686; API