16-16178854-C-A

Variant summary

Our verdict is Pathogenic. Variant got 12 ACMG points: 12P and 0B. PM1PM2PM5PP3_StrongPP5_Moderate

The NM_001171.6(ABCC6):​c.2359G>T​(p.Val787Phe) variant causes a missense change. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Pathogenic (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. V787I) has been classified as Likely benign.

Frequency

Genomes: not found (cov: 33)

Consequence

ABCC6
NM_001171.6 missense

Scores

9
7
3

Clinical Significance

Pathogenic criteria provided, single submitter P:1

Conservation

PhyloP100: 6.08
Variant links:
Genes affected
ABCC6 (HGNC:57): (ATP binding cassette subfamily C member 6) The protein encoded by this gene is a member of the superfamily of ATP-binding cassette (ABC) transporters. ABC proteins transport various molecules across extra- and intra-cellular membranes. ABC genes are divided into seven distinct subfamilies (ABC1, MDR/TAP, MRP, ALD, OABP, GCN20, White). The encoded protein, a member of the MRP subfamily, is involved in multi-drug resistance. Mutations in this gene cause pseudoxanthoma elasticum. Alternatively spliced transcript variants that encode different proteins have been described for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Pathogenic. Variant got 12 ACMG points.

PM1
In a domain ABC transporter 1 (size 224) in uniprot entity MRP6_HUMAN there are 58 pathogenic changes around while only 9 benign (87%) in NM_001171.6
PM2
Very rare variant in population databases, with high coverage;
PM5
Other missense variant is known to change same aminoacid residue: Variant chr16-16178854-C-T is described in Lovd as [Likely_pathogenic].
PP3
MetaRNN computational evidence supports a deleterious effect, 0.968
PP5
Variant 16-16178854-C-A is Pathogenic according to our data. Variant chr16-16178854-C-A is described in ClinVar as [Pathogenic]. Clinvar id is 433274.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ABCC6NM_001171.6 linkuse as main transcriptc.2359G>T p.Val787Phe missense_variant 18/31 ENST00000205557.12
ABCC6NM_001351800.1 linkuse as main transcriptc.2017G>T p.Val673Phe missense_variant 18/31
ABCC6NR_147784.1 linkuse as main transcriptn.2396G>T non_coding_transcript_exon_variant 18/29

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ABCC6ENST00000205557.12 linkuse as main transcriptc.2359G>T p.Val787Phe missense_variant 18/311 NM_001171.6 P1O95255-1
ABCC6ENST00000622290.5 linkuse as main transcriptc.2359G>T p.Val787Phe missense_variant, NMD_transcript_variant 18/325
ABCC6ENST00000456970.6 linkuse as main transcriptc.2359G>T p.Val787Phe missense_variant, NMD_transcript_variant 18/292 O95255-3

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
Cov.:
36
GnomAD4 genome
Cov.:
33

ClinVar

Significance: Pathogenic
Submissions summary: Pathogenic:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Autosomal recessive inherited pseudoxanthoma elasticum Pathogenic:1
Pathogenic, criteria provided, single submitterresearchPXE InternationalMar 01, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.34
BayesDel_addAF
Pathogenic
0.39
D
BayesDel_noAF
Pathogenic
0.32
CADD
Benign
21
DANN
Uncertain
0.99
DEOGEN2
Uncertain
0.61
D;.
Eigen
Uncertain
0.37
Eigen_PC
Benign
0.22
FATHMM_MKL
Uncertain
0.91
D
LIST_S2
Pathogenic
0.98
D;D
M_CAP
Uncertain
0.19
D
MetaRNN
Pathogenic
0.97
D;D
MetaSVM
Uncertain
0.79
D
MutationAssessor
Pathogenic
2.9
M;M
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.49
T
PROVEAN
Pathogenic
-4.5
D;.
REVEL
Pathogenic
0.80
Sift
Pathogenic
0.0
D;.
Sift4G
Pathogenic
0.0010
D;D
Polyphen
1.0
D;.
Vest4
0.87
MutPred
0.78
Gain of catalytic residue at V787 (P = 0.2221);Gain of catalytic residue at V787 (P = 0.2221);
MVP
0.94
MPC
0.46
ClinPred
0.98
D
GERP RS
4.2
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.72
gMVP
0.85

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: rs72653792; hg19: chr16-16272711; API