Small (~30-residue) DNA/protein-binding fold stabilised by tetrahedral Zn²⁺ coordination, typically Cys₂His₂. Zn is non-redox-active but a potent Lewis acid and structural anchor — present in >3% of human proteome.
Small (~30-residue) DNA/protein-binding fold stabilised by tetrahedral Zn²⁺ coordination, typically Cys₂His₂. Zn is non-redox-active but a potent Lewis acid and structural anchor — present in >3% of human proteome.