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GeneBe

10-13233568-G-A

Variant summary

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

The NM_145314.3(UCMA):c.190C>T(p.Arg64Trp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000013 in 1,614,016 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000012 ( 0 hom. )

Consequence

UCMA
NM_145314.3 missense

Scores

6
5
8

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.0150
Variant links:
Genes affected
UCMA (HGNC:25205): (upper zone of growth plate and cartilage matrix associated) This gene encodes a chondrocyte-specific, highly charged protein that is abundantly expressed in the upper immature zone of fetal and juvenile epiphyseal cartilage. The encoded protein undergoes proteolytic processing to generate a mature protein that is secreted into the extracellular matrix. The glutamic acid residues in the encoded protein undergo gamma carboxylation in a vitamin K-dependent manner. Undercarboxylation of the encoded protein is associated with osteoarthritis in humans. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Jul 2015]

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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=0.35857314).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
UCMANM_145314.3 linkuse as main transcriptc.190C>T p.Arg64Trp missense_variant 3/5 ENST00000378681.8
UCMANM_001303118.2 linkuse as main transcriptc.124+167C>T intron_variant
UCMANM_001303119.2 linkuse as main transcriptc.58+633C>T intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
UCMAENST00000378681.8 linkuse as main transcriptc.190C>T p.Arg64Trp missense_variant 3/51 NM_145314.3 P1
UCMAENST00000463405.2 linkuse as main transcriptc.124C>T p.Arg42Trp missense_variant 2/45

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152060
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000242
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000656
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:
0.00
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251400
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135880
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:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000123
AC:
18
AN:
1461838
Hom.:
0
Cov.:
54
AF XY:
0.0000138
AC XY:
10
AN XY:
727220
show subpopulations
Gnomad4 AFR exome
AF:
0.0000597
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000696
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000630
Gnomad4 OTH exome
AF:
0.0000497
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152178
Hom.:
0
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74398
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.0000655
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.0000936
Hom.:
0
Bravo
AF:
0.0000378
ExAC
AF:
0.00000824
AC:
1

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 GeneticsDec 30, 2023The c.190C>T (p.R64W) alteration is located in exon 3 (coding exon 3) of the UCMA gene. This alteration results from a C to T substitution at nucleotide position 190, causing the arginine (R) at amino acid position 64 to be replaced by a tryptophan (W). 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
0.24
BayesDel_addAF
Pathogenic
0.31
D
BayesDel_noAF
Pathogenic
0.30
Cadd
Uncertain
24
Dann
Pathogenic
1.0
DEOGEN2
Benign
0.27
T;.
Eigen
Uncertain
0.34
Eigen_PC
Uncertain
0.24
FATHMM_MKL
Benign
0.50
D
LIST_S2
Benign
0.85
T;D
M_CAP
Benign
0.075
D
MetaRNN
Benign
0.36
T;T
MetaSVM
Uncertain
-0.26
T
MutationAssessor
Uncertain
2.7
M;.
MutationTaster
Benign
1.0
D
PrimateAI
Benign
0.42
T
PROVEAN
Pathogenic
-7.7
D;.
REVEL
Uncertain
0.32
Sift
Pathogenic
0.0
D;.
Sift4G
Pathogenic
0.0
D;D
Polyphen
1.0
D;.
Vest4
0.52
MutPred
0.31
Loss of solvent accessibility (P = 6e-04);.;
MVP
0.25
MPC
0.38
ClinPred
1.0
D
GERP RS
1.9
Varity_R
0.85
gMVP
0.48

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: rs754485178; hg19: chr10-13275568; API