chr7-100106905-C-T

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_004722.4(AP4M1):​c.*23C>T variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00201 in 1,605,250 control chromosomes in the GnomAD database, including 10 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0014 ( 1 hom., cov: 32)
Exomes 𝑓: 0.0021 ( 9 hom. )

Consequence

AP4M1
NM_004722.4 3_prime_UTR

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -1.43
Variant links:
Genes affected
AP4M1 (HGNC:574): (adaptor related protein complex 4 subunit mu 1) This gene encodes a subunit of the heterotetrameric AP-4 complex. The encoded protein belongs to the adaptor complexes medium subunits family. This AP-4 complex is involved in the recognition and sorting of cargo proteins with tyrosine-based motifs from the trans-golgi network to the endosomal-lysosomal system. [provided by RefSeq, Jul 2008]
TAF6 (HGNC:11540): (TATA-box binding protein associated factor 6) Initiation of transcription by RNA polymerase II requires the activities of more than 70 polypeptides. The protein that coordinates these activities is transcription factor IID (TFIID), which binds to the core promoter to position the polymerase properly, serves as the scaffold for assembly of the remainder of the transcription complex, and acts as a channel for regulatory signals. TFIID is composed of the TATA-binding protein (TBP) and a group of evolutionarily conserved proteins known as TBP-associated factors or TAFs. TAFs may participate in basal transcription, serve as coactivators, function in promoter recognition or modify general transcription factors (GTFs) to facilitate complex assembly and transcription initiation. This gene encodes one of the smaller subunits of TFIID that binds weakly to TBP but strongly to TAF1, the largest subunit of TFIID. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jun 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.84).
BP6
Variant 7-100106905-C-T is Benign according to our data. Variant chr7-100106905-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 1344067.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Homozygotes in GnomAdExome4 at 9 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
AP4M1NM_004722.4 linkuse as main transcriptc.*23C>T 3_prime_UTR_variant 15/15 ENST00000359593.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
AP4M1ENST00000359593.9 linkuse as main transcriptc.*23C>T 3_prime_UTR_variant 15/151 NM_004722.4 P3

Frequencies

GnomAD3 genomes
AF:
0.00143
AC:
218
AN:
152226
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000410
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000589
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000385
Gnomad SAS
AF:
0.00207
Gnomad FIN
AF:
0.00283
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00210
Gnomad OTH
AF:
0.00334
GnomAD3 exomes
AF:
0.00184
AC:
436
AN:
237236
Hom.:
4
AF XY:
0.00206
AC XY:
266
AN XY:
129304
show subpopulations
Gnomad AFR exome
AF:
0.000582
Gnomad AMR exome
AF:
0.000237
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000394
Gnomad SAS exome
AF:
0.00177
Gnomad FIN exome
AF:
0.00343
Gnomad NFE exome
AF:
0.00267
Gnomad OTH exome
AF:
0.00237
GnomAD4 exome
AF:
0.00208
AC:
3015
AN:
1452906
Hom.:
9
Cov.:
33
AF XY:
0.00211
AC XY:
1525
AN XY:
723024
show subpopulations
Gnomad4 AFR exome
AF:
0.000540
Gnomad4 AMR exome
AF:
0.000249
Gnomad4 ASJ exome
AF:
0.0000767
Gnomad4 EAS exome
AF:
0.000126
Gnomad4 SAS exome
AF:
0.00217
Gnomad4 FIN exome
AF:
0.00374
Gnomad4 NFE exome
AF:
0.00226
Gnomad4 OTH exome
AF:
0.00173
GnomAD4 genome
AF:
0.00143
AC:
218
AN:
152344
Hom.:
1
Cov.:
32
AF XY:
0.00141
AC XY:
105
AN XY:
74494
show subpopulations
Gnomad4 AFR
AF:
0.000409
Gnomad4 AMR
AF:
0.000588
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000386
Gnomad4 SAS
AF:
0.00207
Gnomad4 FIN
AF:
0.00283
Gnomad4 NFE
AF:
0.00210
Gnomad4 OTH
AF:
0.00331
Alfa
AF:
0.000790
Hom.:
0
Bravo
AF:
0.00115
Asia WGS
AF:
0.00115
AC:
4
AN:
3478

ClinVar

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

Submissions by phenotype

Hereditary spastic paraplegia Benign:1
Likely benign, criteria provided, single submitterclinical testingGenome Diagnostics Laboratory, The Hospital for Sick ChildrenJan 24, 2017- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.84
CADD
Benign
2.9
DANN
Benign
0.57

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.050
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: rs189536527; hg19: chr7-99704528; API