1-89053413-T-G

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_002053.3(GBP1):ā€‹c.1721A>Cā€‹(p.Asn574Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000116 in 1,461,524 control chromosomes in the GnomAD database, with no homozygous occurrence. 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 Uncertain significance (ā˜…).

Frequency

Genomes: not found (cov: 32)
Exomes š‘“: 0.000012 ( 0 hom. )

Consequence

GBP1
NM_002053.3 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.191
Variant links:
Genes affected
GBP1 (HGNC:4182): (guanylate binding protein 1) Guanylate binding protein expression is induced by interferon. Guanylate binding proteins are characterized by their ability to specifically bind guanine nucleotides (GMP, GDP, and GTP) and are distinguished from the GTP-binding proteins by the presence of 2 binding motifs rather than 3. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.07561931).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
GBP1NM_002053.3 linkc.1721A>C p.Asn574Thr missense_variant Exon 11 of 11 ENST00000370473.5 NP_002044.2 P32455
LOC105378841XR_947575.3 linkn.3207+6493T>G intron_variant Intron 2 of 4

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
GBP1ENST00000370473.5 linkc.1721A>C p.Asn574Thr missense_variant Exon 11 of 11 1 NM_002053.3 ENSP00000359504.4 P32455

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.0000517
AC:
13
AN:
251308
Hom.:
0
AF XY:
0.0000368
AC XY:
5
AN XY:
135836
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000347
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000116
AC:
17
AN:
1461524
Hom.:
0
Cov.:
30
AF XY:
0.0000124
AC XY:
9
AN XY:
727058
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000268
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000580
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
Bravo
AF:
0.0000227
ExAC
AF:
0.0000247
AC:
3

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Uncertain:1
Jun 18, 2021
Ambry Genetics
Significance: Uncertain significance
Review Status: criteria provided, single submitter
Collection Method: clinical testing

The c.1721A>C (p.N574T) alteration is located in exon 11 (coding exon 10) of the GBP1 gene. This alteration results from a A to C substitution at nucleotide position 1721, causing the asparagine (N) at amino acid position 574 to be replaced by a threonine (T). 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
0.088
BayesDel_addAF
Benign
-0.45
T
BayesDel_noAF
Benign
-0.59
CADD
Benign
0.62
DANN
Benign
0.81
DEOGEN2
Benign
0.050
T
Eigen
Benign
-0.86
Eigen_PC
Benign
-0.97
FATHMM_MKL
Benign
0.038
N
LIST_S2
Benign
0.15
T
M_CAP
Benign
0.0070
T
MetaRNN
Benign
0.076
T
MetaSVM
Benign
-0.93
T
MutationAssessor
Uncertain
2.6
M
PrimateAI
Benign
0.31
T
PROVEAN
Benign
-1.7
N
REVEL
Benign
0.032
Sift
Benign
0.17
T
Sift4G
Benign
0.38
T
Polyphen
0.037
B
Vest4
0.16
MutPred
0.42
Loss of MoRF binding (P = 0.1516);
MVP
0.24
MPC
0.090
ClinPred
0.041
T
GERP RS
0.70
Varity_R
0.18
gMVP
0.052

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: rs750714490; hg19: chr1-89519096; API