Methyl-CpG binding domain protein 3-like 2 (MBD3L2)

Methyl-CpG binding domain protein 3-like 2 (MBD3L2) is a protein-coding gene related to the methyl-CpG-binding protein family but notably lacks the methyl-CpG-binding domain required for binding methylated DNA. It is homologous to MBD2 and MBD3 and can interact with MBD3 and components of the nucleosome remodeling and histone deacetylase (NuRD) complex. MBD3L2 acts as a transcriptional repressor when tethered to DNA and may modulate the recruitment of the NuRD complex, potentially relieving or reinforcing repression depending on context. Its expression is developmentally regulated, notably enriched in germ cells and early embryos in mice, and has been detected in human germ cell tumors and select somatic tissues. While implicated in chromatin regulation and transcriptional modulation, it is not a conventional therapeutic target (receptor, enzyme, transporter, etc.), and there is currently no evidence linking it to drug interactions, biomarker utility, or specific safety concerns.

Other names

MBD3L2Methyl-CpG-binding domain protein 3-like 2MBD3-like protein 2CTB-25J19.1