metal ion binding. similar to ATFP3 (Arabidopsis thaliana farnesylated protein 3), metal ion binding [Arabidopsis thaliana] (TAIR:AT5G63530.1); similar to ATFP3 (Arabidopsis thaliana farnesylated protein 3) [Arabidopsis thaliana] (TAIR:AT5G63530.2); similar to unnamed protein product [Vitis vinifera] (GB:CAO68320.1); contains InterPro domain Heavy metal transport/detoxification protein; (InterPro:IPR006121)