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GeneBe

7-2432973-C-T

Variant summary

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

The NM_018641.5(CHST12):​c.334C>T​(p.Arg112Trp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000118 in 1,608,788 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 (★).

Frequency

Genomes: 𝑓 0.000039 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000089 ( 0 hom. )

Consequence

CHST12
NM_018641.5 missense

Scores

2
14

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.791
Variant links:
Genes affected
CHST12 (HGNC:17423): (carbohydrate sulfotransferase 12) The protein encoded by this gene belongs to the sulfotransferase 2 family. It is localized to the golgi membrane, and catalyzes the transfer of sulfate to position 4 of the N-acetylgalactosamine (GalNAc) residue of chondroitin and desulfated dermatan sulfate. Chondroitin sulfate constitutes the predominant proteoglycan present in cartilage, and is distributed on the surfaces of many cells and extracellular matrices. Alternatively spliced transcript variants differing only in their 5' UTRs have been found for this gene. [provided by RefSeq, Aug 2011]

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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=0.10883486).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CHST12NM_018641.5 linkuse as main transcriptc.334C>T p.Arg112Trp missense_variant 2/2 ENST00000618655.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CHST12ENST00000618655.2 linkuse as main transcriptc.334C>T p.Arg112Trp missense_variant 2/21 NM_018641.5 P1
CHST12ENST00000258711.7 linkuse as main transcriptc.334C>T p.Arg112Trp missense_variant 2/21 P1
CHST12ENST00000432336.1 linkuse as main transcriptc.334C>T p.Arg112Trp missense_variant 2/22

Frequencies

GnomAD3 genomes
AF:
0.0000394
AC:
6
AN:
152188
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000483
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000125
AC:
3
AN:
240428
Hom.:
0
AF XY:
0.0000152
AC XY:
2
AN XY:
131726
show subpopulations
Gnomad AFR exome
AF:
0.000138
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000329
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000893
AC:
13
AN:
1456482
Hom.:
0
Cov.:
32
AF XY:
0.0000111
AC XY:
8
AN XY:
723976
show subpopulations
Gnomad4 AFR exome
AF:
0.000240
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:
0.00000451
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000394
AC:
6
AN:
152306
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74480
show subpopulations
Gnomad4 AFR
AF:
0.0000481
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000491
ExAC
AF:
0.0000167
AC:
2

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.090
BayesDel_addAF
Benign
-0.24
T
BayesDel_noAF
Benign
-0.40
CADD
Benign
15
DANN
Uncertain
0.99
DEOGEN2
Benign
0.0044
T;T;.
Eigen
Benign
-0.54
Eigen_PC
Benign
-0.66
FATHMM_MKL
Benign
0.13
N
LIST_S2
Benign
0.78
T;.;T
M_CAP
Benign
0.073
D
MetaRNN
Benign
0.11
T;T;T
MetaSVM
Benign
-0.98
T
MutationAssessor
Benign
1.0
L;L;.
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.33
T
Sift4G
Uncertain
0.019
D;D;D
Polyphen
0.89
P;P;.
Vest4
0.19
MutPred
0.42
Gain of catalytic residue at P115 (P = 0.0259);Gain of catalytic residue at P115 (P = 0.0259);Gain of catalytic residue at P115 (P = 0.0259);
MVP
0.75
MPC
0.99
ClinPred
0.095
T
GERP RS
1.7
Varity_R
0.053
gMVP
0.38

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: rs553499652; hg19: chr7-2472608; COSMIC: COSV51675084; COSMIC: COSV51675084; API