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GeneBe

1-54179265-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_001031672.4(CYB5RL):c.628G>A(p.Glu210Lys) variant causes a missense change. The variant allele was found at a frequency of 0.0000031 in 1,613,734 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 Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

CYB5RL
NM_001031672.4 missense

Scores

1
6
12

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.38
Variant links:
Genes affected
CYB5RL (HGNC:32220): (cytochrome b5 reductase like) Predicted to enable cytochrome-b5 reductase activity, acting on NAD(P)H. Predicted to be involved in bicarbonate transport. Located in nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.4035586).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CYB5RLNM_001031672.4 linkuse as main transcriptc.628G>A p.Glu210Lys missense_variant 7/8 ENST00000534324.6
CYB5RLNM_001353353.2 linkuse as main transcriptc.391G>A p.Glu131Lys missense_variant 5/6
CYB5RLNM_001353354.2 linkuse as main transcriptc.184G>A p.Glu62Lys missense_variant 6/7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CYB5RLENST00000534324.6 linkuse as main transcriptc.628G>A p.Glu210Lys missense_variant 7/85 NM_001031672.4 P1Q6IPT4-1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152210
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
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
GnomAD4 exome
AF:
0.00000274
AC:
4
AN:
1461524
Hom.:
0
Cov.:
32
AF XY:
0.00000275
AC XY:
2
AN XY:
727012
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:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152210
Hom.:
0
Cov.:
33
AF XY:
0.0000134
AC XY:
1
AN XY:
74352
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000654
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
Alfa
AF:
0.0000301
Hom.:
0
Bravo
AF:
0.0000151
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

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 GeneticsSep 07, 2022The c.628G>A (p.E210K) alteration is located in exon 7 (coding exon 5) of the CYB5RL gene. This alteration results from a G to A substitution at nucleotide position 628, causing the glutamic acid (E) at amino acid position 210 to be replaced by a lysine (K). 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
0.20
BayesDel_addAF
Pathogenic
0.19
D
BayesDel_noAF
Uncertain
0.030
Cadd
Uncertain
24
Dann
Benign
0.80
DEOGEN2
Benign
0.035
T;.
Eigen
Benign
-0.033
Eigen_PC
Benign
0.079
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Uncertain
0.94
D;D
M_CAP
Benign
0.054
D
MetaRNN
Benign
0.40
T;T
MetaSVM
Uncertain
-0.28
T
MutationAssessor
Benign
0.56
N;.
MutationTaster
Benign
1.0
D;D;D;D;D;D
PrimateAI
Uncertain
0.64
T
PROVEAN
Benign
-1.3
N;N
REVEL
Uncertain
0.50
Sift
Benign
0.20
T;T
Sift4G
Benign
0.17
T;D
Polyphen
0.64
P;.
Vest4
0.80
MutPred
0.43
Gain of methylation at E210 (P = 0.0194);.;
MVP
0.43
ClinPred
0.78
D
GERP RS
5.0
Varity_R
0.12
gMVP
0.59

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs570130212; hg19: chr1-54644938; API