PMBL - Species - ARABIDOPSIS
TAIR (The Arabidopsis Information Resource)
Arabidopsis Functional Genomics Network
Resources for the Analysis of Arabidopsis Genechip® Data
MAtDB - MIPS Arabidopsis thaliana Database.
ATIDB : The Arabidopsis thaliana Integrated Database
SeedGenes - Esential Genes in Arabidopsis Development