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Rabbit Anti-SMYD3/FITC Conjugated antibody
background:
SMYD3 is a gene that is over-expressed in the majority of colorectal carcinomas and hepatocellular carcinomas. SMYD3 forms a complex with RNA polymerase II through an interaction with the RNA helicase HELZ and transactivates a set of genes that included oncogenes, homeobox genes and genes associated with cell-cycle regulation. SMYD3 binds to a motif, 5'-CCCTCSLC3', present in the promoter region of downstream genes such as Nkx2.8. The SET domain of SMYD3 shows histone H3-lysine 4 (H3-K4)-specific methyltransferase activity, which is enhanced in the presence of the heat-shock protein HSP90A.
Function:
Histone methyltransferase. Specifically methylates 'Lys-4' of histone H3, inducing di- and tri-methylation, but not monomethylation. Plays an important role in transcriptional activation as a member of an RNA polymerase complex. Binds DNA containing 5'-CCCTCSLC3' or 5'-GAGGGG-3' sequences.
Subunit:
Interacts with HSPCA. Interacts with HELZ. Interacts with POLR2A; the interaction may be indirect and may be mediated by HELZ.
Subcellular Location:
Cytoplasm. Nucleus. Note=Mainly cytoplasmic when cells are arrested at G0/G1. Accumulates in the nucleus at S phase and G2/M.
Tissue Specificity:
Expressed in skeletal muscles and testis. Overexpressed in a majority of colorectal and hepatocellular carcinomas.
Similarity:
Belongs to the histone-lysine methyltransferase family.
Contains 1 MYND-type zinc finger.
Contains 1 SET domain.
Database links:
Entrez Gene: 64754 Human
Entrez Gene: 69726 Mouse
Entrez Gene: 498295 Rat
Omim: 608783 Human
SwissProt: Q9H7B4 Human
SwissProt: Q9CWR2 Mouse
Unigene: 567571 Human
Unigene: 222338 Mouse
Unigene: 28284 Rat
Important Note:
This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications.
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