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GeneBe

13-31143860-G-C

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 0P and 2B. BP4_Moderate

The NM_006644.4(HSPH1):c.1648C>G(p.Gln550Glu) variant causes a missense change. The variant allele was found at a frequency of 0.000031 in 1,611,806 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000032 ( 0 hom. )

Consequence

HSPH1
NM_006644.4 missense

Scores

1
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.54
Variant links:
Genes affected
HSPH1 (HGNC:16969): (heat shock protein family H (Hsp110) member 1) This gene encodes a member of the heat shock protein 70 family of proteins. The encoded protein functions as a nucleotide exchange factor for the molecular chaperone heat shock cognate 71 kDa protein (Hsc70). In addition, this protein plays a distinct but related role as a holdase that inhibits the aggregation of misfolded proteins, including the cystic fibrosis transmembrane conductance regulator (CFTR) protein. Elevated expression of this protein has been observed in numerous human cancers. [provided by RefSeq, Mar 2017]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.10823119).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
HSPH1NM_006644.4 linkuse as main transcriptc.1648C>G p.Gln550Glu missense_variant 12/18 ENST00000320027.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
HSPH1ENST00000320027.10 linkuse as main transcriptc.1648C>G p.Gln550Glu missense_variant 12/181 NM_006644.4 P1Q92598-1

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152124
Hom.:
0
Cov.:
32
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:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000160
AC:
4
AN:
250104
Hom.:
0
AF XY:
0.0000148
AC XY:
2
AN XY:
135200
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:
0.0000265
Gnomad OTH exome
AF:
0.000164
GnomAD4 exome
AF:
0.0000322
AC:
47
AN:
1459682
Hom.:
0
Cov.:
30
AF XY:
0.0000234
AC XY:
17
AN XY:
726142
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:
0.0000342
Gnomad4 OTH exome
AF:
0.000149
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152124
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74310
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:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000264
EpiCase
AF:
0.00
EpiControl
AF:
0.000119

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 GeneticsMay 04, 2023The c.1648C>G (p.Q550E) alteration is located in exon 12 (coding exon 12) of the HSPH1 gene. This alteration results from a C to G substitution at nucleotide position 1648, causing the glutamine (Q) at amino acid position 550 to be replaced by a glutamic acid (E). 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
Benign
0.062
BayesDel_addAF
Benign
-0.20
T
BayesDel_noAF
Benign
-0.46
Cadd
Benign
20
Dann
Benign
0.96
DEOGEN2
Benign
0.0019
T;T;.
Eigen
Benign
-0.074
Eigen_PC
Benign
0.14
FATHMM_MKL
Uncertain
0.97
D
LIST_S2
Benign
0.84
T;T;T
M_CAP
Benign
0.010
T
MetaRNN
Benign
0.11
T;T;T
MetaSVM
Benign
-1.0
T
MutationTaster
Benign
0.95
D;D;D;D;D
PrimateAI
Benign
0.48
T
REVEL
Benign
0.12
Sift4G
Benign
0.53
T;T;T
Polyphen
0.090
.;B;.
Vest4
0.22
MutPred
0.28
.;Gain of glycosylation at T546 (P = 0.1118);.;
MVP
0.57
MPC
0.51
ClinPred
0.20
T
GERP RS
5.8
Varity_R
0.083
gMVP
0.42

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: rs975924338; hg19: chr13-31717997; API