LMPD Database

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LMP010519

UniProt Annotations

Entry Information
Gene NameIsopentenyl-diphosphate Delta-isomerase I
Protein EntryIDI1_ARATH
UniProt IDQ38929
SpeciesArabidopsis
Comments
Comment typeDescription
Catalytic ActivityIsopentenyl diphosphate = dimethylallyl diphosphate.
CofactorName=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000250}; Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000250};
FunctionCatalyzes the 1,3-allylic rearrangement of the homoallylic substrate isopentenyl (IPP) to its highly electrophilic allylic isomer, dimethylallyl diphosphate (DMAPP). {ECO:0000250}.
PathwayIsoprenoid biosynthesis; dimethylallyl diphosphate biosynthesis; dimethylallyl diphosphate from isopentenyl diphosphate: step 1/1.
PathwayPorphyrin-containing compound metabolism; chlorophyll biosynthesis.
Sequence CautionSequence=AAB67741.1; Type=Erroneous initiation; Note=Translation N-terminally extended.; Evidence={ECO:0000305}; Sequence=AAC49932.1; Type=Erroneous initiation; Note=Translation N-terminally extended.; Evidence={ECO:0000305}; Sequence=AAL57687.1; Type=Erroneous initiation; Note=Translation N-terminally extended.; Evidence={ECO:0000305};
SimilarityBelongs to the IPP isomerase type 1 family. {ECO:0000305}.
SimilarityContains 1 nudix hydrolase domain. {ECO:0000255|PROSITE-ProRule:PRU00794}.
Subcellular LocationPlastid, chloroplast {ECO:0000305}.