chr21-36137915-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM2PP3_Moderate

The NM_001236.4(CBR3):​c.380C>T​(p.Pro127Leu) variant causes a missense change. The variant allele was found at a frequency of 0.0000687 in 1,601,784 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000086 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000067 ( 0 hom. )

Consequence

CBR3
NM_001236.4 missense

Scores

8
7
4

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.50
Variant links:
Genes affected
CBR3 (HGNC:1549): (carbonyl reductase 3) Carbonyl reductase 3 catalyzes the reduction of a large number of biologically and pharmacologically active carbonyl compounds to their corresponding alcohols. The enzyme is classified as a monomeric NADPH-dependent oxidoreductase. CBR3 contains three exons spanning 11.2 kilobases and is closely linked to another carbonyl reductase gene - CBR1. [provided by RefSeq, Jul 2008]
CBR3-AS1 (HGNC:43664): (CBR3 antisense RNA 1)

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.934

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
CBR3NM_001236.4 linkuse as main transcriptc.380C>T p.Pro127Leu missense_variant 2/3 ENST00000290354.6 NP_001227.1
CBR3-AS1NR_038893.1 linkuse as main transcriptn.193-4841G>A intron_variant, non_coding_transcript_variant
CBR3XM_011529772.3 linkuse as main transcriptc.380C>T p.Pro127Leu missense_variant 2/3 XP_011528074.1
CBR3-AS1NR_038892.1 linkuse as main transcriptn.193-4154G>A intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
CBR3ENST00000290354.6 linkuse as main transcriptc.380C>T p.Pro127Leu missense_variant 2/31 NM_001236.4 ENSP00000290354 P1
CBR3-AS1ENST00000624080.1 linkuse as main transcriptn.149-4442G>A intron_variant, non_coding_transcript_variant 5

Frequencies

GnomAD3 genomes
AF:
0.0000855
AC:
13
AN:
152044
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000242
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.000288
Gnomad EAS
AF:
0.000193
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000917
AC:
23
AN:
250912
Hom.:
0
AF XY:
0.0000958
AC XY:
13
AN XY:
135766
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:
0.000139
Gnomad NFE exome
AF:
0.000176
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000669
AC:
97
AN:
1449740
Hom.:
0
Cov.:
27
AF XY:
0.0000734
AC XY:
53
AN XY:
722058
show subpopulations
Gnomad4 AFR exome
AF:
0.0000301
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:
0.0000752
Gnomad4 NFE exome
AF:
0.0000799
Gnomad4 OTH exome
AF:
0.0000667
GnomAD4 genome
AF:
0.0000855
AC:
13
AN:
152044
Hom.:
0
Cov.:
32
AF XY:
0.0000943
AC XY:
7
AN XY:
74264
show subpopulations
Gnomad4 AFR
AF:
0.0000242
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.000288
Gnomad4 EAS
AF:
0.000193
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000711
Hom.:
0
Bravo
AF:
0.0000604
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.000132
AC:
16
EpiCase
AF:
0.000218
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 GeneticsJun 01, 2023The c.380C>T (p.P127L) alteration is located in exon 2 (coding exon 2) of the CBR3 gene. This alteration results from a C to T substitution at nucleotide position 380, causing the proline (P) at amino acid position 127 to be replaced by a leucine (L). 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
0.25
BayesDel_addAF
Uncertain
0.045
T
BayesDel_noAF
Uncertain
0.070
CADD
Uncertain
25
DANN
Uncertain
1.0
DEOGEN2
Uncertain
0.54
D
Eigen
Pathogenic
0.82
Eigen_PC
Pathogenic
0.73
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Pathogenic
0.99
D
M_CAP
Benign
0.050
D
MetaRNN
Pathogenic
0.93
D
MetaSVM
Benign
-0.67
T
MutationAssessor
Pathogenic
3.1
M
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.63
T
PROVEAN
Pathogenic
-8.8
D
REVEL
Uncertain
0.42
Sift
Uncertain
0.0010
D
Sift4G
Pathogenic
0.0010
D
Polyphen
1.0
D
Vest4
0.83
MVP
0.60
MPC
0.77
ClinPred
0.97
D
GERP RS
5.4
Varity_R
0.85
gMVP
0.72

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: rs140773531; hg19: chr21-37510213; API