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Article
PUS7 mutations impair pseudouridylation in humans and cause intellectual disability and microcephaly
Pseudouridylation is the most common post-transcriptional modification, wherein uridine is isomerized into 5-ribosyluracil (pseudouridine, Ψ). The resulting increase in base stacking and creation of additional...
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Article
Homozygous KCNMA1 mutation as a cause of cerebellar atrophy, developmental delay and seizures
Dominant gain-of-function mutations of the KCNMA1 gene, encoding the pore-forming subunit of the large conductance voltage- and Ca2+-activated K+ channel, have been described in a few patients with the syndrome o...
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Article
Mutations in CIT, encoding citron rho-interacting serine/threonine kinase, cause severe primary microcephaly in humans
Primary microcephaly is a clinical phenotype in which the head circumference is significantly reduced at birth due to abnormal brain development, primarily at the cortical level. Despite the marked genetic het...
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Article
A homozygous truncating mutation in PUS3 expands the role of tRNA modification in normal cognition
Intellectual disability is a common and highly heterogeneous disorder etiologically. In a multiplex consanguineous family, we applied autozygosity map** and exome sequencing and identified a novel homozygous...
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Article
On the phenotypic spectrum of serine biosynthesis defects
L-serine is a non-essential amino acid that is de novo synthesized via the enzymes phosphoglycerate dehydrogenase (PGDH), phosphoserine aminotransferase (PSAT), and phosphoserine phosphatase (PSP). Besides its ro...
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Article
Expanding the clinical and genetic heterogeneity of hereditary disorders of connective tissue
Ehlers–Danlos syndrome (EDS) describes a group of clinical entities in which the connective tissue, primarily that of the skin, joint and vessels, is abnormal, although the resulting clinical manifestations ca...
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Article
T (brachyury) is linked to a Mendelian form of neural tube defects in humans
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Article
Revisiting disease genes based on whole-exome sequencing in consanguineous populations
Assigning a causal role for genes in disease states is one of the most significant medical applications of human genetics research. The requirement for at least two different pathogenic alleles in the same gen...