Table 2 Epigenetically modified DEGs with potential role in FCD type II pathophysiology.

From: Genome-wide DNA Methylation and RNAseq Analyses Identify Aberrant Signalling Pathways in Focal Cortical Dysplasia (FCD) Type II

Gene IDa

Gene name

Function

RTK and mTOR signalling

EGFR/R

Epidermal growth factor receptor

Governs cell fate specification, cell proliferation, migration in the neural stem cell compartment, and glial development

PDGFRA/R

Platelet- derived growth factor receptor alpha

Regulation of embryonic development, Cell proliferation, survival, and chemotaxis

NTRK3/R

Neurotrophic tyrosine receptor kinase (TRK)

Cell differentiation

RPS6KA3/N

Ribosomal S6 kinase 3

mTOR signalling, synaptic plasiticity, ribosome biogenesis, and extraribosomal functions like synthesis of rRNA

PRKAA1/N

Protein Kinase AMP-Activated Catalytic Subunit Alpha 1

Negative regulation of the mTORC1 signalling

Synaptic transmission

KCNJ10/R

Potassium Voltage-gated Channel Subfamily J member 10

Regulate neurotransmitter release and Neuronal excitability

KCNH8/N

Potassium Voltage-gated Channel Subfamily H

Regulate neurotransmitter release and Neuronal excitability

SNPH/N

Syntaphilin

Inhibits SNARE complex formation, mitochondrial trafficking, and neurodegeneration

DLG1/R

Discs Large MAGUK Scaffold Protein 1

Modulates synaptic organization during development and Plasticity

PPA2B/LPPR3/N

Lipid phosphate phosphatase-related proteins

Putative roles in axonal outgrowth, regeneration, and synaptic plasticity

Neuronal development and cell-cell interactions

NEUROD1/R

Neurogenic differentiation 1

Neurogenesis and control of differentiation of neural cell types

EMX1/N

Empty Spiracles Homeobox 1

Neurogenesis and control of differentiation of neural cell types

NKX61/N

NK6 Homeobox 1

Neurogenesis and control of differentiation of neural cell types

LHX2/N

LIM Homeobox 2

Neurogenesis and control of differentiation of neural cell types

NR4A3/R

Nuclear Receptor Subfamily 4 Group A Member 3

Mediates CREB-induced neuronal survival

NR2E1/N

Nuclear Receptor Subfamily 2 Group E Member 1

Neurogenesis and control of differentiation of neural cell types

ECT2/N

Epithelial cell transforming 2

Regulation of neurite outgrowth

BCL6/N

B-cell lymphoma 6

Neuroprotection, generation of cortical neurons during embryonic brain development

TIAM1/N

T-Cell Lymphoma invasion and metastasis 1

Neuronal migration

NF-kB 2/R

Nuclear factor kappa-light-chain-enhancer of activated B cells

Controls transcription of DNA, cytokine production, and cell survival.

BRCA1/N

Breast Cancer 1

Positioning of neurons and guides the organization of brain layers to ensure normal development

NCAM 1/R

Neural cell adhesion molecule

Role in cell adhesion and synaptic plasticity

DNER/N

Delta/Notch Like EGF Repeat Containing

Activation of the NOTCH1 pathway

NLGN1/N

Neuroligin 1

Role in synapse function and synaptic signal transmission, and probably mediates its effects by recruiting and clustering other synaptic proteins

UNC5B/N

Unc-5 Netrin Receptor B

Involved in pro- and anti-apoptotic processes

  1. aAbbreviations: R, genes reported in earlier studies as well as in this study; N, novel genes found in this study.