Missing Heritability in Albinism: Deep Characterization of a Hungarian Albinism Cohort Raises the Possibility of the Digenic Genetic Background of the Disease
Abstract
:1. Introduction
2. Results
3. Discussion
4. Materials and Methods
4.1. Patients
4.2. The 22-Gene Panel for Albinism Genetics
4.3. Whole-Exome Sequencing (WES)
4.4. Chimaeric Constructs
4.5. Whole-Endolysosomal Patch-Clamp Experiments
4.6. Statistical Analysis
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Pathogenic Variants | Common Polymorphisms | |||||||
---|---|---|---|---|---|---|---|---|
Patients | Mutation 1 | Mutation 2 | Gene | Type | L374F SLC45A2 | S192Y TYR | R402Q TYR | R305W OCA2 |
1 | p.Gln487Ter | p.Gly409Asp | SLC45A2 | OCA4 | homozygous | |||
2 | p.Val367Ile | p.Gly198Asp | SLC45A2 | OCA4 | homozygous | heterozygous | ||
3 | p.Asn489Asp | p.Val443Ile | OCA2 | OCA2 | heterozygous | heterozygous | heterozygous | heterozygous |
4 | p.Arg217Gln | p.Ala490fs | TYR | OCA1 | homozygous | heterozygous | ||
5 | p.Arg217Gln | p.Ala490fs | TYR | OCA1 | homozygous | heterozygous | ||
6 | p.Val183Leu | p.Arg402Ter | TYR | OCA1 | homozygous | heterozygous | ||
7 | p.Pro21Ser | p.Met96fs | TYR | OCA1 | heterozygous | heterozygous | ||
8 | p.Pro21Ser | p.Met96fs | TYR | OCA1 | heterozygous | heterozygous | ||
9 | p.Arg217Gln | p.Arg402Ter | TYR | OCA1 | homozygous | heterozygous | heterozygous | heterozygous |
10 | p.Pro21Ser | p.Val183Leu | TYR | OCA1 | homozygous | homozygous | heterozygous | |
11 | p.Tyr245Leufs | P.Gly321Alafs | HSP1 | HSP1 | homozygous | heterozygous | ||
12 | ND | ND | ND | ND | homozygous | homozygous | heterozygous | |
13 | ND | ND | ND | ND | homozygous | heterozygous | ||
14 | ND | ND | ND | ND | homozygous | heterozygous | ||
15 | ND | ND | ND | ND | homozygous | heterozygous | ||
16 * | ND | ND | ND | ND | homozygous | heterozygous | heterozygous | |
17 | ND | ND | ND | ND | homozygous | homozygous | heterozygous |
Variant | N687S TPCN2 | S192Y TYR | R402Q TYR | R305W OCA2 | L374F SLC45A2 |
---|---|---|---|---|---|
Patient No. 16 | heterozygous | WT | heterozygous | heterozygous | homozygous |
Mother of the patient | heterozygous | WT | heterozygous | WT | homozygous |
Father of the patient | WT | heterozygous | WT | heterozygous | homozygous |
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Nagy, N.; Pal, M.; Kun, J.; Galik, B.; Urban, P.; Medvecz, M.; Fabos, B.; Neller, A.; Abdolreza, A.; Danis, J.; et al. Missing Heritability in Albinism: Deep Characterization of a Hungarian Albinism Cohort Raises the Possibility of the Digenic Genetic Background of the Disease. Int. J. Mol. Sci. 2024, 25, 1271. https://doi.org/10.3390/ijms25021271
Nagy N, Pal M, Kun J, Galik B, Urban P, Medvecz M, Fabos B, Neller A, Abdolreza A, Danis J, et al. Missing Heritability in Albinism: Deep Characterization of a Hungarian Albinism Cohort Raises the Possibility of the Digenic Genetic Background of the Disease. International Journal of Molecular Sciences. 2024; 25(2):1271. https://doi.org/10.3390/ijms25021271
Chicago/Turabian StyleNagy, Nikoletta, Margit Pal, Jozsef Kun, Bence Galik, Peter Urban, Marta Medvecz, Beata Fabos, Alexandra Neller, Aliasgari Abdolreza, Judit Danis, and et al. 2024. "Missing Heritability in Albinism: Deep Characterization of a Hungarian Albinism Cohort Raises the Possibility of the Digenic Genetic Background of the Disease" International Journal of Molecular Sciences 25, no. 2: 1271. https://doi.org/10.3390/ijms25021271