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4000-520-616
CASNumber9024-13-9
ECNumber232-777-9
EnzymeCommission(EC)Number4.2.2.4 ( BRENDA | IUBMB )
MDLnumberMFCD00130795
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Viewmoreinformationonenzymesforcomplexcarbohydrateanalysisatwww.Sigma-Aldrich.com/enzymeexplorerPackaging2,5,10unitsinglassbottlePackagesbasedonchondroitinaseCactivity.PreparationNoteReconstituteina0.01%bovineserumalbuminaqueous(BSA)solution.Subsequentdilutionscanbemadeintoabuffercontaining50mMTris,pH8.0,with60mMsodiumacetateand0.02%BSA.Solutionsshouldbefreshlyprepared.UnitDefinitionOneunitwillliberate1.0μmoleof2-acetamido-2-deoxy-3-O-(β-D-gluc-4-ene-pyranosyluronicacid)-4-O-sulfo-D-galactosefromchondroitinsulfateAor1.0μmoleof2-acetamido-2-deoxy-3-O-(β-D-gluc-4-ene-pyranosyluronicacid)-6-O-sulfo-D-galactosefromchondroitinsulfateCperminatpH8.0at37°C.PhysicalformLyophilizedpowdercontainingTrisbuffersaltsApplicationChondroitinaseABCfromSigmahasbeenusedtodigestO-linkedchondroitinsulfate-likeglycosaminoglycan(CSGAG).Theenzymehasalsobeenusedtodigestglycosaminoglycanchainsinproteoglycansduringtheconstructionandexpressionofarecombinantversicangeneinmammaliansystems.FurThermore,ithasbeenusedtodigestchondroitinsulfateintheproteoglycancomplexes.Theenzymehasalsobeenusedintheremovalofglycanchainsfromaggrecan,whicheliminatestheaxongrowth-inhibitoryeffectofaggrecan.Biochem/physiolActionsChondroitinaseABCcatalyzestheeliminativedegradationofpolysaccharidescontaining(1-4)-β-D-hexosaminyland(1-3)-β-D-glucuronosyl(or(1-3)-α-L-Iduronosyl)linkagestodisaccharidescontaining4-deoxy-β-D-gluc-4-enuronosylgroups.Itactsonchondroitin4-sulfate,chondroitin6-sulfate,anddermatansulfate.However,itactsslowlyonhyaluronate.Themolecularweightisapproximately120kDawith2non-identicalsubunitsofmolecularmasses86kDaand32kDa.ThepHoptimumis8.0withchondroitinsulfateand6.8withhyaluronicacid.Theoptimaltemperatureis37°C.1mMZn2+actsasaninhibitor,while0.05Macetateisanactivatoroftheenzyme.Safety:PersonalProtectiveEquipment Eyeshields,Gloves,typeN95(US),typeP1(EN143)respiratorfilterRIDADR NONHforallmodesoftransportWGKGermany 3
2,5,10unitsinglassbottle
PackagesbasedonchondroitinaseCactivity.
Reconstituteina0.01%bovineserumalbuminaqueous(BSA)solution.Subsequentdilutionscanbemadeintoabuffercontaining50mMTris,pH8.0,with60mMsodiumacetateand0.02%BSA.Solutionsshouldbefreshlyprepared.
Oneunitwillliberate1.0μmoleof2-acetamido-2-deoxy-3-O-(β-D-gluc-4-ene-pyranosyluronicacid)-4-O-sulfo-D-galactosefromchondroitinsulfateAor1.0μmoleof2-acetamido-2-deoxy-3-O-(β-D-gluc-4-ene-pyranosyluronicacid)-6-O-sulfo-D-galactosefromchondroitinsulfateCperminatpH8.0at37°C.PhysicalformLyophilizedpowdercontainingTrisbuffersaltsApplicationChondroitinaseABCfromSigmahasbeenusedtodigestO-linkedchondroitinsulfate-likeglycosaminoglycan(CSGAG).Theenzymehasalsobeenusedtodigestglycosaminoglycanchainsinproteoglycansduringtheconstructionandexpressionofarecombinantversicangeneinmammaliansystems.FurThermore,ithasbeenusedtodigestchondroitinsulfateintheproteoglycancomplexes.Theenzymehasalsobeenusedintheremovalofglycanchainsfromaggrecan,whicheliminatestheaxongrowth-inhibitoryeffectofaggrecan.Biochem/physiolActionsChondroitinaseABCcatalyzestheeliminativedegradationofpolysaccharidescontaining(1-4)-β-D-hexosaminyland(1-3)-β-D-glucuronosyl(or(1-3)-α-L-Iduronosyl)linkagestodisaccharidescontaining4-deoxy-β-D-gluc-4-enuronosylgroups.Itactsonchondroitin4-sulfate,chondroitin6-sulfate,anddermatansulfate.However,itactsslowlyonhyaluronate.Themolecularweightisapproximately120kDawith2non-identicalsubunitsofmolecularmasses86kDaand32kDa.ThepHoptimumis8.0withchondroitinsulfateand6.8withhyaluronicacid.Theoptimaltemperatureis37°C.1mMZn2+actsasaninhibitor,while0.05Macetateisanactivatoroftheenzyme.Safety:PersonalProtectiveEquipment Eyeshields,Gloves,typeN95(US),typeP1(EN143)respiratorfilterRIDADR NONHforallmodesoftransportWGKGermany 3
LyophilizedpowdercontainingTrisbuffersalts
ChondroitinaseABCfromSigmahasbeenusedtodigestO-linkedchondroitinsulfate-likeglycosaminoglycan(CSGAG).Theenzymehasalsobeenusedtodigestglycosaminoglycanchainsinproteoglycansduringtheconstructionandexpressionofarecombinantversicangeneinmammaliansystems.FurThermore,ithasbeenusedtodigestchondroitinsulfateintheproteoglycancomplexes.Theenzymehasalsobeenusedintheremovalofglycanchainsfromaggrecan,whicheliminatestheaxongrowth-inhibitoryeffectofaggrecan.
ChondroitinaseABCcatalyzestheeliminativedegradationofpolysaccharidescontaining(1-4)-β-D-hexosaminyland(1-3)-β-D-glucuronosyl(or(1-3)-α-L-Iduronosyl)linkagestodisaccharidescontaining4-deoxy-β-D-gluc-4-enuronosylgroups.Itactsonchondroitin4-sulfate,chondroitin6-sulfate,anddermatansulfate.However,itactsslowlyonhyaluronate.Themolecularweightisapproximately120kDawith2non-identicalsubunitsofmolecularmasses86kDaand32kDa.ThepHoptimumis8.0withchondroitinsulfateand6.8withhyaluronicacid.Theoptimaltemperatureis37°C.1mMZn2+actsasaninhibitor,while0.05Macetateisanactivatoroftheenzyme.Safety:PersonalProtectiveEquipment Eyeshields,Gloves,typeN95(US),typeP1(EN143)respiratorfilterRIDADR NONHforallmodesoftransportWGKGermany 3
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