Bacitraciniscomprisedofnumerousantimicrobialpeptidefractions.NotablefractionsincludeA,A1,B,B1,B2,C,D,E,F,G,andX.Standardgradebacitracin(B002)isamixtureofthesefractions.BacitracinAisthemostactiveandpotentpeptidefractioninbacitracinandisverysimilartoitsbacitracinBcounterpart.

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CASNumber

57762-79-5

MolecularFormula

C₆₅H₁₀₁N₁₇O₁₆S

MolecularWeight

1408.66g/mol

MechanismofAction

Bacitracinpreventsphosphorylationofbactoprenol;atransportproteinwhichcarriespeptidoglycancomponentsoutsidethecellmembrane.Withouttheactivephosphorylatedbactoprenol,peptidoglycansynthesiscannotbecompleteandthecelllyses.Twomechanismsofbacitracinresistanceareunderstood.OnemechanismreliesonaproteincalledaBcrABCtransporterwhichpumpsbacitracinoutafterithasenteredthecell.AnalternativemechanismisduetoanotherproteincalledBacAwhichprovidestheactivephosphorylatedbactoprenolfromadifferentsyntheticpathway.

StorageConditions

-20°C

TariffCode

2941.90.5000

Spectrum

BacitracinprimarilytargetsthecellwallinmembersofthegrampositivebacteriaincludingStreptococcuspyogenesandStaphylococcusaureus.

Specifications:

TOKU-E植物生物学植物生物学，基因工程，改变植物生长特性。植物生物学是指植物的科学和研究。植物的特性和生长可以通过多种方式进行改变，包括基因工程和各种生长调节剂或激素的使用。可以通过农杆菌介导的转化或其他方法将DNA导入植物，  其中将质粒上的目标基因从农杆菌  细胞中转移  并整合到植物组织中。植物还易受细菌和真菌性植物病原体的侵害，而使用低毒性抗生素  和  抗真菌药可以控制或消除这些病原体  。