ProductDescription:
Encodedbytheob(obese)gene,LeptinisanADIpose-derivedcytokinethatsuppressesappetiteandincreasesThermogenesis.LeptinexertsitsanorecticeffectviasignalingthroughahypothalamicreceptortermedOB-R.Leptinhasbeenshowntoreducebodyweight,foodconsumption,andplasmaglucoselevelsinvariousinvivomodels.RecombinantHumanLeptinisa16.0kDaproteincontaining147aminoacidresidues.
TechnicalSpecifications:
- Species:Human
- Expression:E.coliCellExpressed
- Purity:≥98%
- Endotoxin:<1.0EU/μg
- MolecularMass:16.0kDa
- CountryofOrigin:USA
PurityConfirmation:
ThiswasdeterminedbySDS-PAGEgelandHPLCanalysis.
ActivityAssay:
Determinedbyaninvivoassayusingtheob/obmouseobesitymodelandNZO.Bothstrainsofmiceweretreatedviaintraperitonealinjectiononcedailyatadoseof5μgleptin/gmofbodyweightfor7days.Significanteffectsonbodyweight,foodconsumption,andplasmaglucoselevelswereobservedtosaline-treatedcontrols.
AASequence:
MVPIQKVQDD | TKTLIKTIVT | RINDISHTQS |
VSSKQKVTGL | DFIPGLHPIL | TLSKMDQTLA |
VYQQILTSMP | SRNVIQISND | LENLRDLLHV |
LAFSKSCHLP | WASGLETLDS | LGGVLEASGY |
STEVVALSRL | QGSLQDMLWQ | LDLSPGC |
ReconstitutionBuffer:
Centrifugethevialpriortoopening.Reconstituteinwatertoaconcentrationof1.0-5.0mg/ml.Donotvortex.
Storage:
Thissolutioncanbestoredat2-8°Cforupto1week.Forextendedstorage,itisrecommendedtofurtherdiluteinabuffercontainingacarrierprotein(example0.1%HSA)andstoreinworkingaliquotsat-20°Cto-80°C.