rs552620284

Variant summary

Our verdict is Likely benign. Variant got -1 ACMG points: 3P and 4B. PM2PP2BP4_ModerateBP6_Moderate

The NM_133433.4(NIPBL):​c.3347A>G​(p.Glu1116Gly) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000124 in 1,613,344 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 Likely benign (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

NIPBL
NM_133433.4 missense

Scores

1
10
8

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 8.51
Variant links:
Genes affected
NIPBL (HGNC:28862): (NIPBL cohesin loading factor) This gene encodes the homolog of the Drosophila melanogaster Nipped-B gene product and fungal Scc2-type sister chromatid cohesion proteins. The Drosophila protein facilitates enhancer-promoter communication of remote enhancers and plays a role in developmental regulation. It is also homologous to a family of chromosomal adherins with broad roles in sister chromatid cohesion, chromosome condensation, and DNA repair. The human protein has a bipartite nuclear targeting sequence and a putative HEAT repeat. Condensins, cohesins and other complexes with chromosome-related functions also contain HEAT repeats. Mutations in this gene result in Cornelia de Lange syndrome, a disorder characterized by dysmorphic facial features, growth delay, limb reduction defects, and cognitive disability. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP2
Missense variant in the NIPBL gene, where missense mutations are typically associated with disease (based on misZ statistic). The gene has 86 curated pathogenic missense variants (we use a threshold of 10). The gene has 69 curated benign missense variants. Gene score misZ: 5.5737 (above the threshold of 3.09). Trascript score misZ: 6.6817 (above the threshold of 3.09). GenCC associations: The gene is linked to Cornelia de Lange syndrome, Cornelia de Lange syndrome 1.
BP4
Computational evidence support a benign effect (MetaRNN=0.24493492).
BP6
Variant 5-37000415-A-G is Benign according to our data. Variant chr5-37000415-A-G is described in ClinVar as [Likely_benign]. Clinvar id is 436002.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
NIPBLNM_133433.4 linkc.3347A>G p.Glu1116Gly missense_variant Exon 12 of 47 ENST00000282516.13 NP_597677.2 Q6KC79-1

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
NIPBLENST00000282516.13 linkc.3347A>G p.Glu1116Gly missense_variant Exon 12 of 47 1 NM_133433.4 ENSP00000282516.8 Q6KC79-1
NIPBLENST00000448238.2 linkc.3347A>G p.Glu1116Gly missense_variant Exon 12 of 46 1 ENSP00000406266.2 Q6KC79-2
NIPBLENST00000652901.1 linkc.3347A>G p.Glu1116Gly missense_variant Exon 12 of 46 ENSP00000499536.1 A0A590UJS4
NIPBLENST00000503274.1 linkn.698A>G non_coding_transcript_exon_variant Exon 2 of 2 5

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152178
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000796
AC:
2
AN:
251122
Hom.:
0
AF XY:
0.0000147
AC XY:
2
AN XY:
135712
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000653
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461048
Hom.:
0
Cov.:
31
AF XY:
0.00000138
AC XY:
1
AN XY:
726836
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:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152296
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74488
show subpopulations
Gnomad4 AFR
AF:
0.00
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:
0.00
Gnomad4 OTH
AF:
0.00
ExAC
AF:
0.0000165
AC:
2
Asia WGS
AF:
0.000289
AC:
1
AN:
3478

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Benign:1
Jan 27, 2017
Genetic Services Laboratory, University of Chicago
Significance: Likely benign
Review Status: criteria provided, single submitter
Collection Method: clinical testing

- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.20
BayesDel_addAF
Uncertain
0.089
D
BayesDel_noAF
Uncertain
0.070
CADD
Uncertain
24
DANN
Uncertain
1.0
DEOGEN2
Benign
0.33
T;.
Eigen
Benign
0.069
Eigen_PC
Uncertain
0.28
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.93
D;D
M_CAP
Benign
0.076
D
MetaRNN
Benign
0.24
T;T
MetaSVM
Uncertain
0.14
D
MutationAssessor
Benign
1.5
L;L
PrimateAI
Uncertain
0.70
T
PROVEAN
Benign
-2.2
N;N
REVEL
Uncertain
0.39
Sift
Uncertain
0.0020
D;D
Sift4G
Uncertain
0.054
T;T
Polyphen
0.0
B;B
Vest4
0.56
MutPred
0.25
Gain of loop (P = 0.0045);Gain of loop (P = 0.0045);
MVP
0.88
MPC
1.1
ClinPred
0.55
D
GERP RS
5.5
Varity_R
0.25
gMVP
0.15

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: rs552620284; hg19: chr5-37000517; API