Type
Recombinant
Description
MANFisasecretedneurotrophicfactorthatisexpressedinbrain,neuronalandcertainnon-neuronaltissues.Ithasbeenshowntopromotethesurvival,growthandfunctionofdopamine-specificneurons.MANFanditsstructuralhomologCDNFeachcontainaN-terminal,saposin-like,lipid-bindingdomain,andacarboxyl-terminaldomainthatisnothomologoustopreviouslycharacterizedproteinstructures.MANFandCDNFcanprevent6-OHDA-induceddegenerationofdopaminergicneuronsbytriggeringsurvivalpathwaysinaratexperimentalmodelofParkinson"s disease.RecombinantHumanMANFisan18.1 kDaproteinconsistingof158 aminoacids,including8 cysteineresidues.
AminoAcidSequence
LRPGDCEVCISYLGRFYQDLKDRDVTFSPATIENELIKFCREARGKENRLCYYIGATDDAATKIINEVSKPLAHHIPVEKICEKLKKKDSQICELKYDKQIDLSTVDLKKLRVKELKKILDDWGETCKGCAEKSDYIRKINELMPKYAPKAASARTDL
Source
E.coli
Purity
98%
BIOLOGicalActivity
DeterminedbyitsABIlitytostimulatetheproliferationofratC6cells. TheexpectedED50 forthiseffectis15–25 µg/ml.
Endotoxin
Endotoxinlevelis<0.1 ng/μgofprotein(<1EU/μg).
Reconstitution
Centrifugethevialpriortoopening.Reconstituteinwatertoaconcentrationof0.1–1.0 mg/ml.Donotvortex.Forextendedstorage,itisrecommendedtofurtherdiluteinabuffercontainingacarrierprotein(example0.1%BSA)andstoreinworkingaliquotsat –20°Cto –80°C.
Storage/Expiration
–20°C