chr4-71752549-A-G

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 5P and 1B. PM1PM2PP5BP4

The NM_000583.4(GC):ā€‹c.1364T>Cā€‹(p.Ile455Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. 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 pathogenic (no stars).

Frequency

Genomes: not found (cov: 32)
Exomes š‘“: 0.0 ( 0 hom. )
Failed GnomAD Quality Control

Consequence

GC
NM_000583.4 missense

Scores

1
18

Clinical Significance

Likely pathogenic no assertion criteria provided P:1

Conservation

PhyloP100: 1.24
Variant links:
Genes affected
GC (HGNC:4187): (GC vitamin D binding protein) The protein encoded by this gene belongs to the albumin gene family. It is a multifunctional protein found in plasma, ascitic fluid, cerebrospinal fluid and on the surface of many cell types. It binds to vitamin D and its plasma metabolites and transports them to target tissues. Alternatively spliced transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq, Feb 2011]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PM1
In a hotspot region, there are 2 aminoacids with missense pathogenic changes in the window of +-8 aminoacids around while only 0 benign, 3 uncertain in NM_000583.4
PM2
Very rare variant in population databases, with high coverage;
PP5
Variant 4-71752549-A-G is Pathogenic according to our data. Variant chr4-71752549-A-G is described in ClinVar as [Likely_pathogenic]. Clinvar id is 3336646.Status of the report is no_assertion_criteria_provided, 0 stars.
BP4
Computational evidence support a benign effect (MetaRNN=0.16610599). . Strength limited to SUPPORTING due to the PP5.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
GCNM_000583.4 linkuse as main transcriptc.1364T>C p.Ile455Thr missense_variant 11/13 ENST00000273951.13
GCNM_001204307.1 linkuse as main transcriptc.1421T>C p.Ile474Thr missense_variant 12/14
GCNM_001204306.1 linkuse as main transcriptc.1364T>C p.Ile455Thr missense_variant 12/14
GCXM_006714177.3 linkuse as main transcriptc.1262+1862T>C intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
GCENST00000273951.13 linkuse as main transcriptc.1364T>C p.Ile455Thr missense_variant 11/131 NM_000583.4 P1P02774-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
Data not reliable, filtered out with message: AC0
AF:
0.00
AC:
0
AN:
1461238
Hom.:
0
Cov.:
28
AF XY:
0.00
AC XY:
0
AN XY:
726982
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:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32

ClinVar

Significance: Likely pathogenic
Submissions summary: Pathogenic:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

Chronic obstructive pulmonary disease Pathogenic:1
Likely pathogenic, no assertion criteria providedcase-controlDr Mariam's Lab, University of the Punjab-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.13
BayesDel_addAF
Benign
-0.22
T
BayesDel_noAF
Benign
-0.56
CADD
Benign
6.9
DANN
Benign
0.40
DEOGEN2
Benign
0.28
T;.;T
Eigen
Benign
-1.2
Eigen_PC
Benign
-1.2
FATHMM_MKL
Benign
0.028
N
LIST_S2
Benign
0.44
T;T;T
M_CAP
Benign
0.0020
T
MetaRNN
Benign
0.17
T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Uncertain
2.5
M;.;.
MutationTaster
Benign
1.0
N;N;N
PrimateAI
Benign
0.34
T
PROVEAN
Benign
-1.5
N;N;N
REVEL
Benign
0.035
Sift
Benign
0.12
T;T;T
Sift4G
Benign
0.13
T;T;T
Polyphen
0.0030
.;.;B
Vest4
0.23
MutPred
0.69
Gain of disorder (P = 0.0042);.;Gain of disorder (P = 0.0042);
MVP
0.030
MPC
0.069
ClinPred
0.054
T
GERP RS
2.9
Varity_R
0.34
gMVP
0.32

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

No publications associated with this variant yet.

Other links and lift over

hg19: chr4-72618266; API