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chr3-105524383-T-C

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_001627.4(ALCAM):ā€‹c.269T>Cā€‹(p.Leu90Ser) variant causes a missense change. The variant allele was found at a frequency of 0.0000551 in 1,614,148 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: š‘“ 0.000085 ( 0 hom., cov: 32)
Exomes š‘“: 0.000052 ( 0 hom. )

Consequence

ALCAM
NM_001627.4 missense

Scores

2
13
4

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.44
Variant links:
Genes affected
ALCAM (HGNC:400): (activated leukocyte cell adhesion molecule) This gene encodes activated leukocyte cell adhesion molecule (ALCAM), also known as CD166 (cluster of differentiation 166), which is a member of a subfamily of immunoglobulin receptors with five immunoglobulin-like domains (VVC2C2C2) in the extracellular domain. This protein binds to T-cell differentiation antigene CD6, and is implicated in the processes of cell adhesion and migration. Multiple alternatively spliced transcript variants encoding different isoforms have been found. [provided by RefSeq, Aug 2011]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ALCAMNM_001627.4 linkuse as main transcriptc.269T>C p.Leu90Ser missense_variant 3/16 ENST00000306107.9
ALCAMNM_001243280.2 linkuse as main transcriptc.269T>C p.Leu90Ser missense_variant 3/15
ALCAMNM_001243281.2 linkuse as main transcriptc.269T>C p.Leu90Ser missense_variant 3/14
ALCAMNM_001243283.2 linkuse as main transcriptc.269T>C p.Leu90Ser missense_variant 3/3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ALCAMENST00000306107.9 linkuse as main transcriptc.269T>C p.Leu90Ser missense_variant 3/161 NM_001627.4 A1Q13740-1

Frequencies

GnomAD3 genomes
AF:
0.0000854
AC:
13
AN:
152188
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000196
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.000118
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.0000636
AC:
16
AN:
251458
Hom.:
0
AF XY:
0.0000809
AC XY:
11
AN XY:
135902
show subpopulations
Gnomad AFR exome
AF:
0.0000615
Gnomad AMR exome
AF:
0.0000289
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000114
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
0.0000520
AC:
76
AN:
1461842
Hom.:
0
Cov.:
31
AF XY:
0.0000605
AC XY:
44
AN XY:
727218
show subpopulations
Gnomad4 AFR exome
AF:
0.0000597
Gnomad4 AMR exome
AF:
0.0000224
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:
0.0000558
Gnomad4 OTH exome
AF:
0.000149
GnomAD4 genome
AF:
0.0000854
AC:
13
AN:
152306
Hom.:
0
Cov.:
32
AF XY:
0.000107
AC XY:
8
AN XY:
74482
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000196
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000118
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.000160
Hom.:
0
Bravo
AF:
0.0000869
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.0000494
AC:
6
EpiCase
AF:
0.000164
EpiControl
AF:
0.000178

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 GeneticsMar 06, 2023The c.269T>C (p.L90S) alteration is located in exon 3 (coding exon 3) of the ALCAM gene. This alteration results from a T to C substitution at nucleotide position 269, causing the leucine (L) at amino acid position 90 to be replaced by a serine (S). 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
Pathogenic
0.95
BayesDel_addAF
Uncertain
0.024
T
BayesDel_noAF
Uncertain
0.020
CADD
Pathogenic
26
DANN
Uncertain
1.0
DEOGEN2
Uncertain
0.59
D;.;.
Eigen
Uncertain
0.67
Eigen_PC
Pathogenic
0.68
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Uncertain
0.88
D;D;D
M_CAP
Benign
0.021
T
MetaRNN
Uncertain
0.65
D;D;D
MetaSVM
Benign
-0.89
T
MutationAssessor
Benign
1.9
L;L;.
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.68
T
PROVEAN
Uncertain
-2.9
D;D;D
REVEL
Uncertain
0.32
Sift
Uncertain
0.0020
D;D;D
Sift4G
Uncertain
0.0050
D;D;D
Polyphen
1.0
D;.;.
Vest4
0.89
MVP
0.53
MPC
0.92
ClinPred
0.45
T
GERP RS
5.6
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.78
gMVP
0.96

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: rs191774794; hg19: chr3-105243227; API