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GeneBe

9-136429731-G-C

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_019892.6(INPP5E):c.1879C>G(p.Gln627Glu) variant causes a missense change. The variant allele was found at a frequency of 0.00000248 in 1,613,930 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Synonymous variant affecting the same amino acid position (i.e. Q627Q) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

INPP5E
NM_019892.6 missense

Scores

1
8
10

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 4.49
Variant links:
Genes affected
INPP5E (HGNC:21474): (inositol polyphosphate-5-phosphatase E) The protein encoded by this gene is an inositol 1,4,5-trisphosphate (InsP3) 5-phosphatase. InsP3 5-phosphatases hydrolyze Ins(1,4,5)P3, which mobilizes intracellular calcium and acts as a second messenger mediating cell responses to various stimulation. Studies of the mouse counterpart suggest that this protein may hydrolyze phosphatidylinositol 3,4,5-trisphosphate and phosphatidylinositol 3,5-bisphosphate on the cytoplasmic Golgi membrane and thereby regulate Golgi-vesicular trafficking. Mutations in this gene cause Joubert syndrome; a clinically and genetically heterogenous group of disorders characterized by midbrain-hindbrain malformation and various associated ciliopathies that include retinal dystrophy, nephronophthisis, liver fibrosis and polydactyly. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Jan 2016]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.18773681).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
INPP5ENM_019892.6 linkuse as main transcriptc.1879C>G p.Gln627Glu missense_variant 10/10 ENST00000371712.4
INPP5ENM_001318502.2 linkuse as main transcriptc.1876C>G p.Gln626Glu missense_variant 10/10
INPP5EXM_017014926.2 linkuse as main transcriptc.*23C>G 3_prime_UTR_variant 10/10
INPP5EXM_047423603.1 linkuse as main transcriptc.*23C>G 3_prime_UTR_variant 10/10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
INPP5EENST00000371712.4 linkuse as main transcriptc.1879C>G p.Gln627Glu missense_variant 10/101 NM_019892.6 P1Q9NRR6-1
INPP5EENST00000676019.1 linkuse as main transcriptc.1777C>G p.Gln593Glu missense_variant 10/10 Q9NRR6-2

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152222
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.00000205
AC:
3
AN:
1461708
Hom.:
0
Cov.:
33
AF XY:
0.00000138
AC XY:
1
AN XY:
727146
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:
0.00000270
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152222
Hom.:
0
Cov.:
33
AF XY:
0.0000134
AC XY:
1
AN XY:
74368
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.10
BayesDel_addAF
Uncertain
0.14
D
BayesDel_noAF
Uncertain
-0.030
Cadd
Benign
21
Dann
Uncertain
0.99
DEOGEN2
Benign
0.095
T
Eigen
Benign
0.14
Eigen_PC
Uncertain
0.24
FATHMM_MKL
Uncertain
0.94
D
LIST_S2
Benign
0.78
T
M_CAP
Pathogenic
0.48
D
MetaRNN
Benign
0.19
T
MetaSVM
Uncertain
0.75
D
MutationAssessor
Uncertain
2.2
M
MutationTaster
Benign
0.99
D
PrimateAI
Benign
0.33
T
PROVEAN
Benign
-0.70
N
REVEL
Uncertain
0.34
Sift
Benign
0.036
D
Sift4G
Benign
0.25
T
Polyphen
0.17
B
Vest4
0.15
MutPred
0.23
Loss of MoRF binding (P = 0.0377);
MVP
0.94
MPC
0.60
ClinPred
0.77
D
GERP RS
5.5
Varity_R
0.17
gMVP
0.66

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: rs121918127; hg19: chr9-139324183; API