
Cataloguenumber
PRO-205
Synonyms
VitaminD3receptor,VDR,1,25-dihydroxyvitaminD3receptor,Nuclearreceptorsubfamily1groupImember1,VDR,NR1I1.
Introduction
VitaminDreceptors(VDRs)belongtotheNR1Ifamily,whichalsoincludespregnaneX(PXR)andconstitutiveandrostane(CAR)receptorswhichformheterodimerswithmembersoftheretinoidXreceptorfamily.VDRisexpressedintheintestine,thyroidandkidneyandhasanimperativeroleincalciumhomeostasis.VDRsinhibitexpressionof1alpha-hydroxylase(theproximalactivatorof1,25(OH)2D3andinduceexpressionofthe1,25(OH)2D3inactivatingenzymeCYP24.Additionally,VDRhasrecentlybeenrecognizedasanadditionalbileacidreceptoralongsideFXRandmayfunctiontoprotectgutagainstthetoxicandcarcinogeniceffectsoftheseendobiotics.HereditarymutationsintheVDRgeneleadstorickets,whichistypifiedbymuscleweakness,growthretardation,bonedeformityandsecondaryhyperparathyroidism.ThehumangeneencodingtheVDRislocalizedtochromosome12q12-q14.
Description
VitaminDReceptorHumanRecombinantproducedinE.Coliisafulllengthproteinconsistingof427aminoacidshavingamolecularweightof48.3kDaandfusedwith5.5kDaamino-terminalHis-Flagtag.
VDRispurifiedbyproprietarychromatographictechniques.
Source
PhysicalAppearance
Formulation
VDRproteinissuppliedin50mMTris,150mMNaCland10%Glycerol,pH7.5.
StABIlity
Storeat4°Cifentirevialwillbeusedwithin2-4weeks.
Store,frozenat-20°Cforlongerperiodsoftime.
Pleaseavoidfreezethawcycles.
Purity
Aminoacidsequence
MSYYHHHHHHDYDIPTTDYKDDDDKDYKDDDDKENLYF
QGEFMEAMAASTSLPDPGDFDRNVPRICGVCGDRATGF
HFNAMTCEGCKGFFRRSMKRKALFTCPFNGDCRITKDNR
RHCQACRLKRCVDIGMMKEFILTDEEVQRKREMILKRKEE
EALKDSLRPKLSEEQQRIIAILLDAHHKTYDPTYSDFCQFR
PPVRVNDGGGSHPSRPNSRHTPSFSGDSSSSCSDHCITS
SDMMDSSSFSNLDLSEEDSDDPSVTLELSQLSMLPHLADL
VSYSIQKVIGFAKMIPGFRDLTSEDQIVLLKSSAIEVIMLRS
NESFTMDDMSWTCGNQDYKYRVSDVTKAGHSLELIEPLIK
FQVGLKKLNLHEEEHVLLMAICIVSPDRPGVQDAALIEAIQD
RLSNTLQTYIRCRHPPPGSHLLYAKMIQKLADLRSLNEEHS
KQYRCLSFQPECSMKLTPLVLEVFGNEIS.