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GeneBe

2-171522589-C-T

Variant summary

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

The NM_024843.4(CYBRD1):c.44C>T(p.Ser15Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00153 in 1,611,586 control chromosomes in the GnomAD database, including 4 homozygotes. 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 Likely benign (★).

Frequency

Genomes: 𝑓 0.00095 ( 1 hom., cov: 32)
Exomes 𝑓: 0.0016 ( 3 hom. )

Consequence

CYBRD1
NM_024843.4 missense

Scores

2
17

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.02
Variant links:
Genes affected
CYBRD1 (HGNC:20797): (cytochrome b reductase 1) This gene is a member of the cytochrome b(561) family that encodes an iron-regulated protein. It highly expressed in the duodenal brush border membrane. It has ferric reductase activity and is believed to play a physiological role in dietary iron absorption. [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=0.009373933).
BP6
Variant 2-171522589-C-T is Benign according to our data. Variant chr2-171522589-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 3039228.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Homozygotes in GnomAdExome at 2 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CYBRD1NM_024843.4 linkuse as main transcriptc.44C>T p.Ser15Leu missense_variant 1/4 ENST00000321348.9
CYBRD1NM_001127383.2 linkuse as main transcriptc.44C>T p.Ser15Leu missense_variant 1/3
CYBRD1NM_001256909.2 linkuse as main transcriptc.19+298C>T intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CYBRD1ENST00000321348.9 linkuse as main transcriptc.44C>T p.Ser15Leu missense_variant 1/41 NM_024843.4 P1Q53TN4-1

Frequencies

GnomAD3 genomes
AF:
0.000953
AC:
145
AN:
152170
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000217
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
Gnomad ASJ
AF:
0.00115
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.000660
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00181
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00119
AC:
291
AN:
243898
Hom.:
2
AF XY:
0.00124
AC XY:
163
AN XY:
131656
show subpopulations
Gnomad AFR exome
AF:
0.000128
Gnomad AMR exome
AF:
0.000147
Gnomad ASJ exome
AF:
0.000821
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000675
Gnomad FIN exome
AF:
0.000425
Gnomad NFE exome
AF:
0.00240
Gnomad OTH exome
AF:
0.000169
GnomAD4 exome
AF:
0.00159
AC:
2318
AN:
1459300
Hom.:
3
Cov.:
33
AF XY:
0.00157
AC XY:
1137
AN XY:
725616
show subpopulations
Gnomad4 AFR exome
AF:
0.000149
Gnomad4 AMR exome
AF:
0.000203
Gnomad4 ASJ exome
AF:
0.000656
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000176
Gnomad4 FIN exome
AF:
0.000807
Gnomad4 NFE exome
AF:
0.00193
Gnomad4 OTH exome
AF:
0.00144
GnomAD4 genome
AF:
0.000952
AC:
145
AN:
152286
Hom.:
1
Cov.:
32
AF XY:
0.000766
AC XY:
57
AN XY:
74452
show subpopulations
Gnomad4 AFR
AF:
0.000217
Gnomad4 AMR
AF:
0.000131
Gnomad4 ASJ
AF:
0.00115
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.000660
Gnomad4 NFE
AF:
0.00181
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.00163
Hom.:
0
Bravo
AF:
0.00105
TwinsUK
AF:
0.000270
AC:
1
ALSPAC
AF:
0.00156
AC:
6
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00221
AC:
19
ExAC
AF:
0.00147
AC:
178

ClinVar

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

Submissions by phenotype

CYBRD1-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesFeb 03, 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
0.15
BayesDel_addAF
Benign
-0.39
T
BayesDel_noAF
Benign
-0.34
Cadd
Benign
21
Dann
Uncertain
1.0
DEOGEN2
Benign
0.080
T;.
Eigen
Benign
-0.29
Eigen_PC
Benign
-0.17
FATHMM_MKL
Benign
0.54
D
LIST_S2
Benign
0.81
T;T
M_CAP
Benign
0.047
D
MetaRNN
Benign
0.0094
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
1.9
L;L
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.54
T
PROVEAN
Benign
-0.80
N;N
REVEL
Benign
0.083
Sift
Benign
0.26
T;T
Sift4G
Benign
0.32
T;T
Polyphen
0.014
B;P
Vest4
0.16
MVP
0.51
MPC
0.37
ClinPred
0.058
T
GERP RS
4.0
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.6
Varity_R
0.28
gMVP
0.58

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: rs146713767; hg19: chr2-172379099; COSMIC: COSV100361282; COSMIC: COSV100361282; API