GAP-43(growthassociatedprotein43kDa;alsoknownasneuromodulin)isa24kDa,neurongrowthcone-associatedmemberoftheneuromodulinfamily.Apparentlyduetoitstertiarystructure,itrunsanomalouslyat43kDaonSDS-polyacrylamidegel.RatGAP-43isa226aminoacid(aa)proteinthatcontainsanN-terminallipidbindingmotif,an11aaIQdomain(IQ:Ile-Gln-X-Ser-etc)(aa38-48),andaC-terminuswithfourpotentialserinephosphorylationsites.ThemoleculemayutilizetheIQdomaintobindcalmodulin.ProteinkinaseC-mediatedphosphorylationoftheSerineat41withinthissiteinhibitsthisinteraction.Unphosphorylated,calmodulin-boundGAP-43isalwaysassociatedwithneuriteretraction,whileS41phosphorylatedGAP-43stABIlizesactinfilamentsandpromotesgrowthconeextension.
Image:GAP43stainingofregionCA1-CA4ofthehippocampus.Noteintenesestainingofcellprocesses.
Note:ThisantibodyisusefulforWesternanalysiswhereitrecognizesabandat43kDa.GAP43isaprovenMarkerfordevelopingandregeneratingneurons,andtoalesserextent,reactiveglialcells.Itisusedwidelytospecificallylabelinjuredneuronsandtoscoreneuronalregeneration.
Neuromics公司提供一系列高品质新蛋白的抗体、神经干细胞及培养基、神经干细胞扩增及分化试剂盒、干细胞抗体、神经和前体细胞流式分型试剂、细胞凋亡研究试剂、荧光激活细胞分拣法试剂盒、细胞内部试剂盒、转染试剂、ELISA 缓冲稀释液与IHC-WB-ELISA 补充物等试剂。
Neuromics因为是由一批顶尖的学术和商业实验室挑选,试验和创新他们的 试剂来满足顾客的需要而使自己的表现尤为突出。Neuromics从 以上过程中获得的经验使得顾客****的实际应用和试剂独特的性能能够得以相容。它精通于提供试剂和为神经科学研究机构提供产品和服务。