chr12-94148982-C-T

Variant summary

Our verdict is Likely benign. Variant got -3 ACMG points: 2P and 5B. PM2BP4BS2

The NM_005761.3(PLXNC1):​c.11C>T​(p.Ser4Phe) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000389 in 1,283,728 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: not found (cov: 32)
Exomes 𝑓: 0.0000039 ( 0 hom. )

Consequence

PLXNC1
NM_005761.3 missense

Scores

4
1
14

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.529
Variant links:
Genes affected
PLXNC1 (HGNC:9106): (plexin C1) This gene encodes a member of the plexin family. Plexins are transmembrane receptors for semaphorins, a large family of proteins that regulate axon guidance, cell motility and migration, and the immune response. The encoded protein and its ligand regulate melanocyte adhesion, and viral semaphorins may modulate the immune response by binding to this receptor. The encoded protein may be a tumor suppressor protein for melanoma. Alternatively spliced transcript variants have been observed for this gene. [provided by RefSeq, Jan 2011]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.2945308).
BS2
High AC in GnomAdExome4 at 5 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PLXNC1NM_005761.3 linkuse as main transcriptc.11C>T p.Ser4Phe missense_variant 1/31 ENST00000258526.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PLXNC1ENST00000258526.9 linkuse as main transcriptc.11C>T p.Ser4Phe missense_variant 1/311 NM_005761.3 P1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
0.00000389
AC:
5
AN:
1283728
Hom.:
0
Cov.:
28
AF XY:
0.00000475
AC XY:
3
AN XY:
630936
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:
0.00000485
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32

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 GeneticsFeb 27, 2024The c.11C>T (p.S4F) alteration is located in exon 1 (coding exon 1) of the PLXNC1 gene. This alteration results from a C to T substitution at nucleotide position 11, causing the serine (S) at amino acid position 4 to be replaced by a phenylalanine (F). 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
0.34
BayesDel_addAF
Benign
-0.11
T
BayesDel_noAF
Benign
-0.40
CADD
Uncertain
25
DANN
Uncertain
1.0
DEOGEN2
Benign
0.036
T
Eigen
Benign
0.096
Eigen_PC
Benign
0.093
FATHMM_MKL
Benign
0.22
N
LIST_S2
Benign
0.62
T
M_CAP
Pathogenic
0.70
D
MetaRNN
Benign
0.29
T
MetaSVM
Benign
-0.97
T
MutationAssessor
Benign
0.69
N
MutationTaster
Benign
0.96
N
PrimateAI
Pathogenic
0.93
D
PROVEAN
Benign
-0.37
N
REVEL
Benign
0.14
Sift
Pathogenic
0.0
D
Sift4G
Pathogenic
0.0
D
Polyphen
0.99
D
Vest4
0.20
MutPred
0.23
Loss of phosphorylation at S4 (P = 0.0017);
MVP
0.25
MPC
2.6
ClinPred
0.69
D
GERP RS
2.9
Varity_R
0.25
gMVP
0.37

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: chr12-94542758; API