Immunogen | PeptidecorrespondingtohumanHistoneH4containingthesequence[HRmethKVL]onwhichlysine20istrimethylated. |
Host | Rabbit |
Specificity | RecognizesHistoneH4whentrimethylatedonLys20. |
Isotype | IgG |
SpeciesReactivity | |
AntibodyType | MonoclonalAntibody |
EntrezGeneNumber | |
EntrezGeneSummary | HistonesarenuclearproteinsthatformoctamericstructureswhichbindDNAtoformunitsofchromatincallednucleosomes.Thefamilyofhistones—H2A,H2B,H3,andH4—arekeyplayersingeneregulation.Theyundergoanumberofpost-translationalmodifications(PTM)inresponsetovariousstimuli,includingphosphorylationonserineandthreonineresiduesandmethylationonlysineresidues.PTMsproduceconfiguralchangesinhistoneproteinsthatmayinducenucleosomeremodelingandexposeorhideDNAsequencesfromtranscriptionalcomplexes.HistoneH4lysine20(H4K20)mayundergomono-,di-,ortrimethylation,whichiscatalyzedbythemethyltransferasePR-Set7(Set8orKMT5a).MethylatedH4K20playsaroleinregulatingDNAdamageresponses,mitosis,DNAreplication,andgeneexpression.TrimethylationofH4K20contributestogenesilencing,andisamarkoftherepressiveheterochromatinstate. |
GeneSymbol | - HIST1H4A
- H4/J
- HIST1H4F
- HIST1H4L
- H4FN
- H4FA
- H4FH
- HIST1H4H
- H4F2
- H4FM
- H4/A
- H4FK
- H4FG
- HIST2H4
- H4FB
- H4/K
- HIST1H4I
- H4/N
- HIST1H4B
- H4FE
- H4/M
- H4/a
- HIST1H4E
- HIST4H4
- HIST2H4A
- H4FC
- H4FI
- H4/H
- HIST1H4C
- H4/G
- HIST1H4K
- H4FJ
- H4FD
- H4/I
- H4/B
- H4/D
- H4/C
- HIST1H4J
- HIST1H4D
- H4/E
|
Modifications | |
UniProtNumber | |
UniProtSummary | FUNCTION:SwissProt:P62805#Corecomponentofnucleosome.NucleosomeswrapandcompactDNAintochromatin,limitingDNAaccessibilitytothecellularmachinerieswhichrequireDNAasatemplate.Histonestherebyplayacentralroleintranscriptionregulation,DNArepair,DNAreplicationandchromosomalstABIlity.DNAaccessibilityisregulatedviaacomplexsetofpost-translationalmodificationsofhistones,alsocalledhistonecode,andnucleosomeremodeling. SIZE:103aminoacids;11367Da SUBUNIT:ThenucleosomeisahistoneoctamercontainingtwomoleculeseachofH2A,H2B,H3andH4assembledinoneH3-H4heterotetramerandtwoH2A-H2Bheterodimers.Theoctamerwrapsapproximately147bpofDNA. SUBCELLULARLOCATION:Nucleus. PTM:SymmetricdimethylationonArg-4bythePRDM1/PRMT5complexmayplayacrucialroleinthegerm-celllineage(Bysimilarity).&UbiquitinatedbytheCUL4-DDB-RBX1complexinresponsetoultravioletirrADIation.ThismayweakentheinteractionbetweenhistonesandDNAandfacilitateDNAaccessibilitytorepairproteins. SIMILARITY:SwissProt:P62805##BelongstothehistoneH4family. |
MolecularWeight | 11kDa |