acid phosphatase/ oxidoreductase/ transition metal ion binding. similar to acid phosphatase/ oxidoreductase/ transition metal ion binding [Arabidopsis thaliana] (TAIR:AT3G01310.1); similar to acid phosphatase/ oxidoreductase/ transition metal ion binding [Arabidopsis thaliana] (TAIR:AT3G01310.2); similar to hypothetical protein OsI_012687 [Oryza sativa (indica cultivar-group)] (GB:EAY91454.1); similar to predicted protein [Physcomitrella patens subsp. patens] (GB:EDQ65918.1); similar to Histidine acid phosphatase [Medicago truncatula] (GB:ABN07938.1); contains InterPro domain Histidine acid phosphatase; (InterPro:IPR000560); contains InterPro