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IPT3 isopentenyltransferase 3 [ Arabidopsis thaliana (thale cress) ]

Gene ID: 825486, updated on 18-Sep-2024

Summary

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Official Symbol
IPT3
Official Full Name
isopentenyltransferase 3
Primary source
TAIR:AT3G63110
Locus tag
AT3G63110
See related
Araport:AT3G63110
Gene type
protein coding
RefSeq status
REVIEWED
Organism
Arabidopsis thaliana (ecotype: Columbia)
Lineage
Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta; Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae; rosids; malvids; Brassicales; Brassicaceae; Camelineae; Arabidopsis
Also known as
ATIPT3; isopentenyltransferase 3
Summary
Encodes cytokinin synthase involved in cytokinin biosynthesis. IPT3 subcellular localization is modulated by farnesylation- when farnesylated it is localized to the nucleus, otherwise to the chloroplast.
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Genomic context

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See IPT3 in Genome Data Viewer
Location:
chromosome: 3
Exon count:
1
Sequence:
Chromosome: 3; NC_003074.8 (23317971..23319636, complement)

Chromosome 3 - NC_003074.8Genomic Context describing neighboring genes Neighboring gene Ubiquitin carboxyl-terminal hydrolase family protein Neighboring gene uncharacterized protein Neighboring gene Tetratricopeptide repeat (TPR)-like superfamily protein Neighboring gene cyclin p1;1 Neighboring gene RAN GTPase activating protein 1 Neighboring gene ncRNA

Genomic regions, transcripts, and products

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Genomic Sequence:
NC_003074.8

Go to nucleotide: Graphics FASTA GenBank

Bibliography

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Related articles in PubMed

  1. Farnesylation directs AtIPT3 subcellular localization and modulates cytokinin biosynthesis in Arabidopsis. Galichet A, et al. Plant Physiol, 2008 Mar. PMID 18184738, Free PMC Article
  2. Agrobacterium tumefaciens increases cytokinin production in plastids by modifying the biosynthetic pathway in the host plant. Sakakibara H, et al. Proc Natl Acad Sci U S A, 2005 Jul 12. PMID 15998742, Free PMC Article
  3. Distinct isoprenoid origins of cis- and trans-zeatin biosyntheses in Arabidopsis. Kasahara H, et al. J Biol Chem, 2004 Apr 2. PMID 14726522
  4. Roles of Arabidopsis ATP/ADP isopentenyltransferases and tRNA isopentenyltransferases in cytokinin biosynthesis. Miyawaki K, et al. Proc Natl Acad Sci U S A, 2006 Oct 31. PMID 17062755, Free PMC Article
  5. Sequence and analysis of chromosome 3 of the plant Arabidopsis thaliana. Salanoubat M, et al. Nature, 2000 Dec 14. PMID 11130713

GeneRIFs: Gene References Into Functions

Pathways from PubChem

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General gene information

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NM_116176.3

Gene Ontology Provided by TAIR

Function Evidence Code Pubs
enables AMP dimethylallyltransferase activity IMP
Inferred from Mutant Phenotype
more info
 PubMed 
enables ATP/ADP dimethylallyltransferase activity ISS
Inferred from Sequence or Structural Similarity
more info
 PubMed 
Process Evidence Code Pubs
acts_upstream_of_or_within cytokinin biosynthetic process IGI
Inferred from Genetic Interaction
more info
 PubMed 
acts_upstream_of_or_within cytokinin biosynthetic process IMP
Inferred from Mutant Phenotype
more info
 PubMed 
Component Evidence Code Pubs
located_in chloroplast ISM
Inferred from Sequence Model
more info
  
located_in nucleus IDA
Inferred from Direct Assay
more info
 PubMed 
located_in plastid IDA
Inferred from Direct Assay
more info
 PubMed 

General protein information

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Preferred Names
isopentenyltransferase 3
NP_567138.1
  • isopentenyltransferase 3 (IPT3); CONTAINS InterPro DOMAIN/s: tRNA isopentenyltransferase (InterPro:IPR002627); BEST Arabidopsis thaliana protein match is: isopentenyltransferase 5 (TAIR:AT5G19040.1); Has 30201 Blast hits to 17322 proteins in 780 species: Archae - 12; Bacteria - 1396; Metazoa - 17338; Fungi - 3422; Plants - 5037; Viruses - 0; Other Eukaryotes - 2996 (source: NCBI BLink).

NCBI Reference Sequences (RefSeq)

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Genome Annotation

The following sections contain reference sequences that belong to a specific genome build. Explain

Reference assembly

Genomic

  1. NC_003074.8 Reference assembly

    Range
    23317971..23319636 complement
    Download
    GenBank, FASTA, Sequence Viewer (Graphics)

mRNA and Protein(s)

  1. NM_116176.3 → NP_567138.1  isopentenyltransferase 3 [Arabidopsis thaliana]

    See identical proteins and their annotated locations for NP_567138.1

    Status: REVIEWED

    UniProtKB/Swiss-Prot
    Q93WC9, Q9LYB1
    UniProtKB/TrEMBL
    A0A178V8J2, A0A5S9XN99
    Conserved Domains (1) summary
    cl38936
    Location:12 → 308
    P-loop_NTPase; P-loop containing Nucleoside Triphosphate Hydrolases
Nucleotide Protein
Heading Accession and Version
Protein Accession Links
GenPept Link UniProtKB Link
Q93WC9.1

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