Immunogen | Purifiedneurofilamentpolypeptides(Debusetal.,1983). |
Epitope | Unknown |
Clone | NE14 |
Concentration | PleaserefertotheCertificateofAnalysisforthelot-specificconcentration. |
Host | Mouse |
Specificity | ThisantibodyrecognizesNeurofilamentH. |
Isotype | IgG1 |
SpeciesReactivity | |
SpeciesReactivityNote | Human,PorcineandRat.Reactivitywithotherspecieshasnotbeentested. |
AntibodyType | MonoclonalAntibody |
EntrezGeneNumber | |
EntrezGeneSummary | NeurofilamentsaretypeIVintermediatefilamentheteropolymerscomposedoflight,medium,andheavychains.Neurofilamentscomprisetheaxoskeletonandfunctionallymaintainneuronalcaliber.Theymayalsoplayaroleinintracellulartransporttoaxonsanddendrites.Thisgeneencodestheheavyneurofilamentprotein.ThisproteiniscommonlyusedasabioMarkerofneuronaldamageandsusceptibilitytoamyotrophiclateralsclerosis(ALS)hasbeenassociatedwithmutationsinthisgene.[providedbyRefSeq].
|
GeneSymbol | |
PurificationMethod | ProteinGPurified |
UniProtNumber | |
UniProtSummary | FUNCTION:Neurofilamentsusuallycontainthreeintermediatefilamentproteins:L,M,andHwhichareinvolvedinthemaintenanceofneuronalcaliber.NF-HhasanimportantfunctioninmatureaxonsthatisnotsubservedbythetwosmallerNFproteins.
PTM:ThereareanumberofrepeatsofthetripeptideK-S-P,NFHisphosphorylatedonanumberoftheserinesinthismotif.ItisthoughtthatphosphorylationofNFHresultsintheformationofinterfilamentcrossbridgesthatareimportantinthemaintenanceofaxonalcaliber.
Phosphorylationseemstoplayamajorroleinthefunctioningofthelargerneurofilamentpolypeptides(NF-MandNF-H),thelevelsofphosphorylationbeingaltereddevelopmentallyandcoincidentwithachangeintheneurofilamentfunction.
POLYMORPHISM:Thenumberofrepeatsisshowntovarybetween29and30.
DISEASE:DefectsinNEFHareacauseofsusceptibilitytoamyotrophiclateralsclerosis(ALS)[MIM:105400].ALSisaneurodegenerativedisorderaffectingupperandlowermotorneurons,andresultinginfatalparalysis.Sensoryabnormalitiesareabsent.Deathusuallyoccurswithin2to5years.Theetiologyislikelytobemultifactorial,involvingbothgeneticandenvironmentalfactors.Ref.8
SIMILARITY:Belongstotheintermediatefilamentfamily.
|
MolecularWeight | ~200kDa |