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. 2024 Aug 6;15(8):1033. doi: 10.3390/genes15081033

Table 1.

KDM5B variants identified in the 21 individuals of our cohort.

No. Genetic Variant (hg19/GRCh37) cDNA Variant (NM_001314042.1) Protein Variant Inheritance Predicted Effect Pathogenicity Score (CADD) a gnomAD (Allele Count) b
1 chr1:g.207207771A>G c.3769T>C p.Cys1257Arg De novo Missense 30 N/A
2 chr1:g.20716061A>G c.2887T>C p.Cys963Arg De novo Missense 22.2 N/A
3 chr1:g.202718129C>T c.2068G>A p.Asp690Asn De novo Missense 25.8 N/A
4 chr1:g.202722085T>C c.1757A>G p.His586Arg De novo Missense 26 N/A
5 chr1:g.202715006G>A c.2411T>C p.Ala804Val De novo Missense 27.8 N/A
6 chr1:g.202772777T>G c.157C>T p.Arg53Trp De novo Missense 28.3 N/A
7 chr1:g.202725556A>C c.1394T>G p.Ile465Ser De novo Missense 29.1 N/A
8 chr1:g.202724476C>G c.1569C>G p.Leu523Phe De novo Missense 23.9 N/A
9 chr1:g.202719900G>A c.1816C>T p.Arg606Ter De novo Nonsense 36 2
10 chr1:g.202702711G>A c.3835C>T p.Arg1279Ter Mother negative, father not tested Nonsense 39 1
11 chr1:g.202702711G>A c.3835C>T p.Arg1279Ter De novo Nonsense 39 1
12 chr1:g.202727602G>A c.1222C>T p.Gln408Ter De novo Nonsense 38 N/A
13 chr1:202731824:CACA:CA Deletion (2bp)a c.1026+2_1026+3del N/A De novo Splicing N/A N/A
14 chr1:g.202725483T>C c.1464+3A>G N/A De novo Splicing 23.2 N/A
15 chr1:g.202711876TTGTC>T c.2485_2488del p.Asp829MetfsTer9 Inherited from affected father Frameshift N/A N/A
16 chr1:g.202733231_202733240del c.853_862del p.Thr285GlufsTer5 De novo Frameshift N/A N/A
17 chr1:g.202704625insA c.3463_3464insT p.Ser1155MetfsTer9 De novo Frameshift N/A N/A
18 chr1:g.202742411AACTdel c.408_411del p.Val137GlnfsTer54 Inherited from affected mother Frameshift N/A N/A
19 chr1:g.202320001_203070000del N/A N/A De novo Whole gene deletion N/A N/A
20 chr1:g.202709936G>A c.3058C>T p.Arg1020Ter De novo Nonsense 44 2
chr1:g.202702855A>G c.3691T>C p.Cys1231Arg Inherited Missense 29.3 N/A
21 chr1:g.202777430C>A c.4G>T p.Glu2Ter Inherited from unaffected parents Nonsense 37 N/A
chr1:g.202729568C>T c.1160G>A p.Trp387Ter Nonsense 41 N/A

All patients were heterozygous for KDM5B variants; a CADD v1.4 scores range from 1 to 99, with a higher score indicating greater deleteriousness. b Refers to total allele counts and total frequencies in gnomAD dataset v2.1.1. (allele count is the same in the non-neuro subset). “N/A” indicates “non applicable”.