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rs1163356968

Variant summary

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

The NM_000170.3(GLDC):c.24G>C(p.Trp8Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000394 in 1,268,654 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

GLDC
NM_000170.3 missense

Scores

2
8
9

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.28
Variant links:
Genes affected
GLDC (HGNC:4313): (glycine decarboxylase) Degradation of glycine is brought about by the glycine cleavage system, which is composed of four mitochondrial protein components: P protein (a pyridoxal phosphate-dependent glycine decarboxylase), H protein (a lipoic acid-containing protein), T protein (a tetrahydrofolate-requiring enzyme), and L protein (a lipoamide dehydrogenase). The protein encoded by this gene is the P protein, which binds to glycine and enables the methylamine group from glycine to be transferred to the T protein. Defects in this gene are a cause of nonketotic hyperglycinemia (NKH).[provided by RefSeq, Jan 2010]

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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=0.32925713).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
GLDCNM_000170.3 linkuse as main transcriptc.24G>C p.Trp8Cys missense_variant 1/25 ENST00000321612.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
GLDCENST00000321612.8 linkuse as main transcriptc.24G>C p.Trp8Cys missense_variant 1/251 NM_000170.3 P1

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
151550
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.0000295
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.00000269
AC:
3
AN:
1117104
Hom.:
0
Cov.:
30
AF XY:
0.00000371
AC XY:
2
AN XY:
538808
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:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000212
Gnomad4 OTH exome
AF:
0.0000226
GnomAD4 genome
AF:
0.0000132
AC:
2
AN:
151550
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74002
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000295
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000756

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.39
BayesDel_addAF
Uncertain
0.12
D
BayesDel_noAF
Uncertain
-0.070
Cadd
Pathogenic
26
Dann
Uncertain
0.99
DEOGEN2
Benign
0.36
T
Eigen
Benign
-0.52
Eigen_PC
Benign
-0.36
FATHMM_MKL
Benign
0.55
D
LIST_S2
Benign
0.62
T
M_CAP
Pathogenic
0.97
D
MetaRNN
Benign
0.33
T
MetaSVM
Uncertain
0.56
D
MutationAssessor
Benign
0.0
N
MutationTaster
Benign
1.0
D
PrimateAI
Pathogenic
0.88
D
PROVEAN
Benign
-1.3
N
REVEL
Uncertain
0.46
Sift
Uncertain
0.0040
D
Sift4G
Uncertain
0.0080
D
Polyphen
0.0
B
Vest4
0.30
MutPred
0.39
Gain of methylation at R6 (P = 0.0267);
MVP
0.95
MPC
0.28
ClinPred
0.88
D
GERP RS
2.6
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
2.8
Varity_R
0.47
gMVP
0.67

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: rs1163356968; hg19: chr9-6645476; API