Form
Powder
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Whiteoroff-whitepowder
Source
Streptomycesgriseochromogenes
Potency(onadrybasis)
≥850µg/mg
Endotoxin
≤1.0EU/mg
BlasticidinSHClisanucleosideantibioticderivedfromStreptomycesgriseochromogenes.BlasticidinSHClisroutinelyusedincellculturegeneselectionapplicationsasaselectableagenttoisolateblasticidinSresistantmammalianandbacterialcells.
TOKU-Erecommendspreparingstocksolutionsat5-10mg/mLinwateror20mMHEPES.Stocksolutionscanbestoredat4°Cforshorttermstorageand-20°Cforlongtermstorage.
TOKU-Ealsosupplies:
Thisproductisconsideredadangerousgood.Quantitiesabove1gmaybesubjecttoadditionalshippingfees.Pleasecontactusforspecificquestions.
Luetal. usedblasticidinSHClandpuromycindihydrochloridefromTOKU-EtoselectfortransfectedAS-B145andBT-474cells. "OvatodiolideInhibitsBreastCancerStem/ProgenitorCellsthroughSMURF2-MediatedDownregulationofHsp27"
3513-03-9
C17H26N8O5·HCl
458.90
BlasticidinSHClinhibitsproteinsynthesisinprokaryoticandeukaryoticcellsbybindingtotheribosomalP-sitewhichstrengthenstRNAbindingandslowsdownandpreventssubsequentpeptidesynthesis. ResistancetoblasticidinSisconferredbybsr,BSD,andblsresistancegenesisolatedfromBacilluscereusK55-S1,Aspergillusterreus,andStreptoverticillumspp,respectively. Thebsrresistancegeneisa420bpfragmentandencodesa15kDablasticidinSdeaminasewhichcatalyzesthereactionofblasticidinStodeaminohydroxyblasticidinS.DeaminohydroxyblasticidinSisaBIOLOGicallyinactivederivativeofblasticidinSanddoesnotinteractwithorinhibitprokaryoticoreukaryoticribosomes. Thebsdresistancegeneisa393bpfragmentandalsoencodesablasticidinSdeaminaseenzymewhichcatalyzesasimilarreactiontotheBSRdeaminase.AstudybyKimuraetal.foundthetransfectionfrequencywithbsdtobe80XgreaterthanwithbsrwhenusingFM3Acells. Theblsgeneresistancegeneencodesanacetyltransferasewhichinteractswithacetyl-coenzymeAandpreventsblasticidinSfrominhibitingproteinsynthesis. 2-8°C 2934.99.9000 BlasticidinSHClisbiologicallyactiveagainstsusceptIBLemammalianandprokaryoticcells. Powder Whiteoroff-whitepowder Streptomycesgriseochromogenes ≥850µg/mg ≤1.0EU/mgMechanismsofresistance
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Potency(onadrybasis)
Endotoxin