oxygen-evolving enhancer protein, chloroplast, putative / 33 kDa subunit of oxygen evolving system of photosystem II, putative. similar to OE33/OEE1/OEE33/PSBO-1/PSBO1 (OXYGEN-EVOLVING ENHANCER 33), oxygen evolving/ poly(U) binding [Arabidopsis thaliana] (TAIR:AT5G66570.1); similar to unknown [Populus trichocarpa] (GB:ABK95579.1); similar to unknown [Populus trichocarpa] (GB:ABK95838.1); contains InterPro domain Photosystem II manganese-stabilizing protein PsbO; (InterPro:IPR002628)