Lysine-Specific Demethylase 4B

**Semantic type:** Amino Acid, Peptide, or Protein|Enzyme

**Definition:** Lysine-specific demethylase 4B (1096 aa, ~122 kDa) is encoded by the human KDM4B gene. This protein is involved in catalyzing the demethylation of histone H3 trimethyl lysine 9 (H3K9me3).

**Synonyms:** - EC 1.14.11.66 - JmjC Domain-Containing Histone Demethylation Protein 3B - Jumonji Domain-Containing Protein 2B - KDM4B - Lysine (K)-Specific Demethylase 4B - Lysine Demethylase 4B - [Histone H3]-Trimethyl-L-Lysine(9) Demethylase 4B