PRDM9 | |||||||||||||||
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Identifiers | |||||||||||||||
Aliases | PRDM9, MEISETZ, MSBP3, PFM6, PRMD9, ZNF899, PR domain 9, PR/SET domain 9, KMT8B | ||||||||||||||
External IDs | MGI: 2384854 HomoloGene: 104139 GeneCards: PRDM9 | ||||||||||||||
Orthologs | |||||||||||||||
Species | Human | Mouse | |||||||||||||
Entrez |
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Ensembl |
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UniProt |
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RefSeq (mRNA) |
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RefSeq (protein) |
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Location (UCSC) | Chr 5: 23.44 – 23.53 Mb | Chr 17: 15.54 – 15.56 Mb | |||||||||||||
PubMed search | |||||||||||||||
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PR domain zinc finger protein 9 is a protein that in humans is encoded by the Prdm9 gene. The protein has histone H3K4 trimethyltransferase activity, a KRAB domain, and a DNA-binding domain consisting of multiple tandem C2H2 zinc finger (ZF) domains. PRDM9 specifically trimethylates lysine 4 of histone H3 during meiotic prophase and is essential for proper meiotic progression, but does not have the ability to mono- and dimethylate lysine 4 of histone H3. H3K4 methylation represents a specific tag for epigenetic transcriptional activation which plays a central role in the transcriptional activation of genes during early meiotic prophase.