HISTONE-LYSINE N-METHYLTRANSFERASE, H4 LYSINE-20 SPECIFIC (EC 2.1.1.43) (HISTONE H4-K20 METHYLTRANSFERASE) (H4-K20-HMTASE) (SET DOMAIN-CONTAINING PROTEIN 8) (PR/SET DOMAIN-CONTAINING PROTEIN 07) (PR/SET07) (PR-SET7). [Source:SWISSPROT;Acc:Q9NQR1]