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| Cat.No | ACP17435 | Target Name | KMT5B |
|---|---|---|---|
| Form | Lyophilized powder | Expression System | Custom Production. Please inquire and provide the desire expression system. |
| Protein Length | Partial | Purity | >85% (SDS-PAGE) |
| Storage Buffer | 5%-50% glycerol. Lyophilized powder form: the buffer before lyophilization is Tris/PBS-based buffer, 6% Trehalose, Liquid form: default storage buffer is Tris/PBS-based buffer, pH 8.0. |
| Target Species | Human | Uniprot ID | Q4FZB7 |
|---|
Uniprot Id
Q4FZB7
Target Species
Human
Target Name
KMT5B
Target Full Name
Histone-lysine N-methyltransferase KMT5B
Target Function
Histone methyltransferase that specifically methylates monomethylated 'Lys-20' (H4K20me1) and dimethylated 'Lys-20' (H4K20me2) of histone H4 to produce respectively dimethylated 'Lys-20' (H4K20me2) and trimethylated 'Lys-20' (H4K20me3) and thus regulates transcription and maintenance of genome integrity. In vitro also methylates unmodified 'Lys-20' (H4K20me0) of histone H4 and nucleosomes. H4 'Lys-20' trimethylation represents a specific tag for epigenetic transcriptional repression. Mainly functions in pericentric heterochromatin regions, thereby playing a central role in the establishment of constitutive heterochromatin in these regions. KMT5B is targeted to histone H3 via its interaction with RB1 family proteins (RB1, RBL1 and RBL2). Plays a role in myogenesis by regulating the expression of target genes, such as EID3. Facilitates TP53BP1 foci formation upon DNA damage and proficient non-homologous end-joining (NHEJ)-directed DNA repair by catalyzing the di- and trimethylation of 'Lys-20' of histone H4. May play a role in class switch reconbination by catalyzing the di- and trimethylation of 'Lys-20' of histone H4.
Target Subcellular Location
Nucleus. Chromosome.
Target Protein Families
Class V-like SAM-binding methyltransferase superfamily, Histone-lysine methyltransferase family, Suvar4-20 subfamily
Target Synonyms
CGI 85; CGI85; Histone-lysine N-methyltransferase KMT5B; Kmt5b; KMT5B_HUMAN; Lysine N-methyltransferase 5B; Lysine-specific methyltransferase 5B; MGC118906; MGC118909; MGC21161; MGC703; Su(var)4-20 homolog 1; Suppressor of variegation 4 20 homolog 1; Suppressor of variegation 4-20 homolog 1; Suv4-20h1
Target Background
This gene encodes a protein that contains a SET domain. SET domains appear to be protein-protein interaction domains that mediate interactions with a family of proteins that display similarity with dual-specificity phosphatases (dsPTPases). The function of this gene has not been determined. Several alternatively spliced transcript variants encoding different isoforms have been found for this gene.
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