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GeneBe

7-134678930-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM1BP4_StrongBP6_Moderate

The NM_001724.5(BPGM):​c.679C>T​(p.Arg227Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000306 in 1,613,964 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R227H) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.00025 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00031 ( 0 hom. )

Consequence

BPGM
NM_001724.5 missense

Scores

2
8
8

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.99
Variant links:
Genes affected
BPGM (HGNC:1093): (bisphosphoglycerate mutase) 2,3-diphosphoglycerate (2,3-DPG) is a small molecule found at high concentrations in red blood cells where it binds to and decreases the oxygen affinity of hemoglobin. This gene encodes a multifunctional enzyme that catalyzes 2,3-DPG synthesis via its synthetase activity, and 2,3-DPG degradation via its phosphatase activity. The enzyme also has phosphoglycerate phosphomutase activity. Deficiency of this enzyme increases the affinity of cells for oxygen. Mutations in this gene result in hemolytic anemia. Multiple alternatively spliced variants, encoding the same protein, have been identified. [provided by RefSeq, Sep 2009]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM1
In a chain Bisphosphoglycerate mutase (size 257) in uniprot entity PMGE_HUMAN there are 7 pathogenic changes around while only 2 benign (78%) in NM_001724.5
BP4
Computational evidence support a benign effect (MetaRNN=0.009639293).
BP6
Variant 7-134678930-C-T is Benign according to our data. Variant chr7-134678930-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 2704279.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
BPGMNM_001724.5 linkuse as main transcriptc.679C>T p.Arg227Cys missense_variant 3/3 ENST00000344924.8
LOC124901750XR_007060537.1 linkuse as main transcriptn.29222-58982G>A intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
BPGMENST00000344924.8 linkuse as main transcriptc.679C>T p.Arg227Cys missense_variant 3/31 NM_001724.5 P1
BPGMENST00000393132.2 linkuse as main transcriptc.679C>T p.Arg227Cys missense_variant 4/45 P1
BPGMENST00000418040.5 linkuse as main transcriptc.679C>T p.Arg227Cys missense_variant 4/45 P1

Frequencies

GnomAD3 genomes
AF:
0.000250
AC:
38
AN:
152164
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000483
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00517
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000461
AC:
116
AN:
251450
Hom.:
0
AF XY:
0.000626
AC XY:
85
AN XY:
135888
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000289
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000132
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000312
AC:
456
AN:
1461682
Hom.:
0
Cov.:
30
AF XY:
0.000410
AC XY:
298
AN XY:
727146
show subpopulations
Gnomad4 AFR exome
AF:
0.0000597
Gnomad4 AMR exome
AF:
0.0000447
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00311
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000150
Gnomad4 OTH exome
AF:
0.000282
GnomAD4 genome
AF:
0.000250
AC:
38
AN:
152282
Hom.:
0
Cov.:
32
AF XY:
0.000295
AC XY:
22
AN XY:
74472
show subpopulations
Gnomad4 AFR
AF:
0.0000481
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00517
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000162
Hom.:
0
Bravo
AF:
0.0000756
TwinsUK
AF:
0.000270
AC:
1
ALSPAC
AF:
0.000519
AC:
2
ExAC
AF:
0.000610
AC:
74
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.000237

ClinVar

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

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeJun 10, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.12
BayesDel_addAF
Benign
-0.33
T
BayesDel_noAF
Benign
-0.25
CADD
Pathogenic
26
DANN
Uncertain
1.0
DEOGEN2
Benign
0.37
T;T;T
Eigen
Uncertain
0.56
Eigen_PC
Uncertain
0.61
FATHMM_MKL
Uncertain
0.94
D
M_CAP
Benign
0.033
D
MetaRNN
Benign
0.0096
T;T;T
MetaSVM
Uncertain
0.13
D
MutationAssessor
Uncertain
2.4
M;M;M
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Benign
0.22
T
PROVEAN
Pathogenic
-4.4
D;D;D
REVEL
Uncertain
0.41
Sift
Uncertain
0.0050
D;D;D
Sift4G
Pathogenic
0.0010
D;D;D
Polyphen
0.99
D;D;D
Vest4
0.090
MVP
0.92
MPC
0.77
ClinPred
0.23
T
GERP RS
6.2
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.34
gMVP
0.68

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: rs563099936; hg19: chr7-134363682; COSMIC: COSV61323740; API