This tool predicts orthologs and homologs between A. thaliana, P. trichocarpa, O. sativa and C. papaya. 1) Enter an Arabidopsis, Poplar, Papaya, or Rice Locus ID:

2) Select species you want to compare against Arabidopsis thaliana Poplar IRGSP Rice (japonica) Papaya

Ortholog (mutual best blast hit) Simple best blast hit Top blast hits

Please email Todd Mockler with suggestions.