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GeneBe

7-90227139-A-G

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_001244944.2(STEAP2):ā€‹c.661A>Gā€‹(p.Ser221Gly) variant causes a missense change. The variant allele was found at a frequency of 0.000109 in 1,613,758 control chromosomes in the GnomAD database, including 2 homozygotes. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (ā˜…).

Frequency

Genomes: š‘“ 0.00041 ( 0 hom., cov: 32)
Exomes š‘“: 0.000078 ( 2 hom. )

Consequence

STEAP2
NM_001244944.2 missense

Scores

2
16

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 5.26
Variant links:
Genes affected
STEAP2 (HGNC:17885): (STEAP2 metalloreductase) This gene is a member of the STEAP family and encodes a multi-pass membrane protein that localizes to the Golgi complex, the plasma membrane, and the vesicular tubular structures in the cytosol. A highly similar protein in mouse has both ferrireductase and cupric reductase activity, and stimulates the cellular uptake of both iron and copper in vitro. Increased transcriptional expression of the human gene is associated with prostate cancer progression. Alternate transcriptional splice variants, encoding different isoforms, have been characterized. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.008568853).
BP6
Variant 7-90227139-A-G is Benign according to our data. Variant chr7-90227139-A-G is described in ClinVar as [Likely_benign]. Clinvar id is 3041808.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Homozygotes in GnomAdExome4 at 2 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
STEAP2NM_001244944.2 linkuse as main transcriptc.661A>G p.Ser221Gly missense_variant 4/6 ENST00000394621.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
STEAP2ENST00000394621.7 linkuse as main transcriptc.661A>G p.Ser221Gly missense_variant 4/61 NM_001244944.2 P1Q8NFT2-1

Frequencies

GnomAD3 genomes
AF:
0.000408
AC:
62
AN:
152146
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00106
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00308
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.000955
GnomAD3 exomes
AF:
0.000275
AC:
69
AN:
250760
Hom.:
0
AF XY:
0.000295
AC XY:
40
AN XY:
135532
show subpopulations
Gnomad AFR exome
AF:
0.000739
Gnomad AMR exome
AF:
0.0000581
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00288
Gnomad SAS exome
AF:
0.0000654
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000780
AC:
114
AN:
1461494
Hom.:
2
Cov.:
31
AF XY:
0.0000605
AC XY:
44
AN XY:
727058
show subpopulations
Gnomad4 AFR exome
AF:
0.000508
Gnomad4 AMR exome
AF:
0.0000448
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00126
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.000712
GnomAD4 genome
AF:
0.000407
AC:
62
AN:
152264
Hom.:
0
Cov.:
32
AF XY:
0.000376
AC XY:
28
AN XY:
74456
show subpopulations
Gnomad4 AFR
AF:
0.00106
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00309
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000945
Alfa
AF:
0.000168
Hom.:
0
Bravo
AF:
0.000491
ESP6500AA
AF:
0.000908
AC:
4
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.000247
AC:
30

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

STEAP2-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesAug 17, 2022This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.059
BayesDel_addAF
Benign
-0.49
T
BayesDel_noAF
Benign
-0.47
CADD
Benign
17
DANN
Benign
0.96
DEOGEN2
Benign
0.0044
T;T;.;T;.;T;.
Eigen
Benign
-0.12
Eigen_PC
Benign
0.14
FATHMM_MKL
Uncertain
0.85
D
M_CAP
Benign
0.0053
T
MetaRNN
Benign
0.0086
T;T;T;T;T;T;T
MetaSVM
Benign
-0.90
T
MutationAssessor
Benign
-0.075
N;N;N;N;N;.;N
MutationTaster
Benign
0.74
D;D;D;D;D;D;D;D
PrimateAI
Uncertain
0.58
T
PROVEAN
Benign
1.7
N;N;N;N;N;N;N
REVEL
Benign
0.14
Sift
Benign
0.40
T;T;T;T;T;T;T
Sift4G
Benign
0.20
T;T;T;T;T;T;T
Polyphen
0.0
B;B;.;B;.;B;.
Vest4
0.26
MVP
0.18
MPC
0.067
ClinPred
0.030
T
GERP RS
5.9
Varity_R
0.11
gMVP
0.74

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: rs138763223; hg19: chr7-89856453; API