Immunogen | ThetrimethylhistoneH4(Lys20)antibodyismadeagainstasyntheticpeptidecorrespondingtoaminoacids18-22ofhistoneH4.trimethylatedonlysine20. |
Epitope | a.a.18-22 |
Host | Rabbit |
Specificity | RecognizeshistoneH4,Mr11kDa |
Isotype | IgG |
SpeciesReactivity | - Human
- GreenPlants
- Vertebrates
|
SpeciesReactivityNote | Human.Nottestedinotherspecies.Theimmunogensequenceisidenticalinawiderangeofanimalandplantspecies,sobroadcross-reactivityisexpected. |
AntibodyType | MonoclonalAntibody |
EntrezGeneNumber | |
EntrezGeneSummary | HistonesarebasicnuclearproteinsthatareresponsIBLeforthenucleosomestructureofthechromosomalfiberineukaryotes.Twomoleculesofeachofthefourcorehistones(H2A,H2B,H3,andH4)formanoctamer,aroundwhichapproximately146bpofDNAiswrappedinrepeatingunits,callednucleosomes.Thelinkerhistone,H1,interactswithlinkerDNAbetweennucleosomesandfunctionsinthecompactionofchromatinintohigherorderstructures.ThisgeneisintronlessandencodesamemberofthehistoneH4family.TranscriptsfromthisgenelackpolyAtailsbutinsteadcontainapalindromicterminationelement.Thisgeneisfoundinthelargehistonegeneclusteronchromosome6. |
GeneSymbol | - H4/A
- H4/B
- H4/C
- H4/D
- H4/E
- H4/G
- H4/H
- H4/I
- H4/J
- H4/J
- H4/M
- H4/N
- H4/O
- H4/a
- H4F2
- H4FA
- H4FB
- H4FC
- H4FD
- H4FE
- H4FG
- H4FH
- H4FI
- H4FJ
- H4FK
- H4FM
- H4FN
- H4FO
- HIST2H4
|
Modifications | |
UniProtNumber | |
UniProtSummary | FUNCTION:Corecomponentofnucleosome.NucleosomeswrapandcompactDNAintochromatin,limitingDNAaccessibilitytothecellularmachinerieswhichrequireDNAasatemplate.Histonestherebyplayacentralroleintranscriptionregulation,DNArepair,DNAreplicationandchromosomalstABIlity.DNAaccessibilityisregulatedviaacomplexsetofpost-translationalmodificationsofhistones,alsocalledhistonecode,andnucleosomeremodeling.
SUBUNITSTRUCTURE:ThenucleosomeisahistoneoctamercontainingtwomoleculeseachofH2A,H2B,H3andH4assembledinoneH3-H4heterotetramerandtwoH2A-H2Bheterodimers.Theoctamerwrapsapproximately147bpofDNA.
SUBCELLULARLOCATION:Nucleus.
PTM:AcetylationatLys-6,Lys-9,Lys-13andLys-17occursincodingregionsofthegenomebutnotinheterochromatin.
CitrullinationatArg-4byPADI4impairsmethylation.
MonomethylationatArg-4byPRMT1favorsacetylationatLys-9andLys-13.DemethylationisperformedbyJMJD6.
Monomethylated,dimethylatedortrimethylatedatLys-21.MonomethylationisperformedbySET8.TrimethylationisperformedbySUV420H1andSUV420H2andinducesgenesilencing.
UbiquitinatedbytheCUL4-DDB-RBX1complexinresponsetoultravioletirradiation.ThismayweakentheinteractionbetweenhistonesandDNAandfacilitateDNAaccessibilitytorepairproteins.
Sumoylated,whichisassociatedwithtranscriptionalrepression.
SEQUENCESIMILARITY:BelongstothehistoneH4family.
SEQUENCECAUTION:ThesequenceAAI28106.1differsfromthatshown.Reason:Frameshiftatposition3.
|
MolecularWeight | ~11kDa |