chr10-98435648-T-C

Variant summary

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

The NM_000195.5(HPS1):ā€‹c.242A>Gā€‹(p.Tyr81Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000434 in 1,613,946 control chromosomes in the GnomAD database, with no homozygous occurrence. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: š‘“ 0.000013 ( 0 hom., cov: 32)
Exomes š‘“: 0.0000034 ( 0 hom. )

Consequence

HPS1
NM_000195.5 missense

Scores

1
6
11

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 3.04
Variant links:
Genes affected
HPS1 (HGNC:5163): (HPS1 biogenesis of lysosomal organelles complex 3 subunit 1) This gene encodes a protein that may play a role in organelle biogenesis associated with melanosomes, platelet dense granules, and lysosomes. The encoded protein is a component of three different protein complexes termed biogenesis of lysosome-related organelles complex (BLOC)-3, BLOC4, and BLOC5. Mutations in this gene are associated with Hermansky-Pudlak syndrome type 1. Alternative splicing results in multiple transcript variants. A pseudogene related to this gene is located on chromosome 22. [provided by RefSeq, Aug 2015]

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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 Protein UniProt
HPS1NM_000195.5 linkuse as main transcriptc.242A>G p.Tyr81Cys missense_variant 4/20 ENST00000361490.9 NP_000186.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
HPS1ENST00000361490.9 linkuse as main transcriptc.242A>G p.Tyr81Cys missense_variant 4/201 NM_000195.5 ENSP00000355310 P1Q92902-1

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
152070
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000483
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251496
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135922
show subpopulations
Gnomad AFR exome
AF:
0.0000615
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000342
AC:
5
AN:
1461876
Hom.:
0
Cov.:
32
AF XY:
0.00000413
AC XY:
3
AN XY:
727238
show subpopulations
Gnomad4 AFR exome
AF:
0.000149
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000132
AC:
2
AN:
152070
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74296
show subpopulations
Gnomad4 AFR
AF:
0.0000483
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000227

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.12
BayesDel_addAF
Uncertain
0.053
T
BayesDel_noAF
Benign
-0.16
CADD
Benign
20
DANN
Uncertain
1.0
DEOGEN2
Benign
0.39
T;T;T;.
Eigen
Benign
0.15
Eigen_PC
Benign
0.20
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Uncertain
0.96
.;.;D;D
M_CAP
Benign
0.028
D
MetaRNN
Uncertain
0.51
D;D;D;D
MetaSVM
Benign
-0.91
T
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.50
T
PROVEAN
Uncertain
-2.9
D;D;.;D
REVEL
Benign
0.20
Sift
Benign
0.071
T;T;.;T
Sift4G
Benign
0.083
T;T;T;T
Polyphen
0.18
B;B;B;D
Vest4
0.61
MutPred
0.65
Gain of sheet (P = 0.0827);Gain of sheet (P = 0.0827);Gain of sheet (P = 0.0827);Gain of sheet (P = 0.0827);
MVP
0.31
MPC
0.70
ClinPred
0.97
D
GERP RS
5.0
Varity_R
0.16
gMVP
0.73

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: rs188320187; hg19: chr10-100195405; API