rs1555393125

Variant names:

• chr15-40936297-G-C
• rs1555393125
• NM_019074.4:c.1310G>C
• DLL4 p.Cys437Ser

Variant summary

Our verdict is Likely pathogenic. The variant received 8 ACMG points: 8P and 0B. PM2 PP3_Strong PP5_Moderate

The NM_019074.4(DLL4):​c.1310G>C​(p.Cys437Ser) variant causes a missense change involving the alteration of a conserved nucleotide. 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 (★).

• Frequency: Genomes: not found (cov: 33)
• Consequence: DLL4 NM_019074.4 missense
• Clinical Significance: Pathogenic criteria provided, single submitter P:1
• Conservation: PhyloP100: 10.0
• Publications: 1 publications found

Genes affected

DLL4 (HGNC:2910): (delta like canonical Notch ligand 4) This gene is a homolog of the Drosophila delta gene. The delta gene family encodes Notch ligands that are characterized by a DSL domain, EGF repeats, and a transmembrane domain. [provided by RefSeq, Jul 2008]

DLL4 Gene-Disease associations (from GenCC):

• Adams-Oliver syndrome 6

  Inheritance: AD Classification: DEFINITIVE, STRONG Submitted by: G2P, Labcorp Genetics (formerly Invitae)
• Adams-Oliver syndrome

  Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
• aplasia cutis congenita

  Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet

ACMG classification

Our verdict: Likely_pathogenic. The variant received 8 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• PP3: MetaRNN computational evidence supports a deleterious effect, 0.991
• PP5: Variant 15-40936297-G-C is Pathogenic according to our data. Variant chr15-40936297-G-C is described in ClinVar as Pathogenic. ClinVar VariationId is 523591.Status of the report is criteria_provided_single_submitter, 1 stars.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_019074.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	DLL4	NM_019074.4	MANE Select	c.1310G>C	p.Cys437Ser	missense	Exon 9 of 11	NP_061947.1	Q9NR61

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	DLL4	ENST00000249749.7	TSL:1 MANE Select	c.1310G>C	p.Cys437Ser	missense	Exon 9 of 11	ENSP00000249749.5	Q9NR61
	DLL4	ENST00000878560.1		c.1283G>C	p.Cys428Ser	missense	Exon 9 of 11	ENSP00000548619.1
	DLL4	ENST00000878561.1		c.854G>C	p.Cys285Ser	missense	Exon 6 of 8	ENSP00000548620.1

Frequencies

GnomAD3 genomes Cov.: 33

GnomAD4 exome Cov.: 32

GnomAD4 genome Cov.: 33

ClinVar

ClinVar submissions

Significance: Pathogenic

Revision: criteria provided, single submitter

Pathogenic	VUS	Benign	Condition
1	-	-	Adams-Oliver syndrome 6 (1)

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Pathogenic	0.99
BayesDel_addAF	Pathogenic	0.45	D
BayesDel_noAF	Pathogenic	0.40
CADD	Pathogenic	30
DANN	Uncertain	0.99
DEOGEN2	Pathogenic	0.93	D
Eigen	Pathogenic	0.98
Eigen_PC	Pathogenic	0.88
FATHMM_MKL	Pathogenic	0.98	D
LIST_S2	Uncertain	0.87	D
M_CAP	Uncertain	0.12	D
MetaRNN	Pathogenic	0.99	D
MetaSVM	Uncertain	0.77	D
MutationAssessor	Pathogenic	4.2	H
PhyloP100		10
PrimateAI	Uncertain	0.73	T
PROVEAN	Pathogenic	-9.7	D
REVEL	Pathogenic	0.78
Sift	Pathogenic	0.0	D
Sift4G	Pathogenic	0.0	D
Varity_R		0.99
gMVP		0.99
Mutation Taster		=1/99	disease causing (ClinVar)

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

MaxEntScan Visualizer can be used to analyze the impact of this mutation on the neighboring sequence.

Other links and lift over

dbSNP: rs1555393125;

hg19: chr15-41228495;