SKS6 (SKU5 Similar 6); pectinesterase. similar to SKS8 (SKU5 Similar 8), copper ion binding / oxidoreductase [Arabidopsis thaliana] (TAIR:AT1G21850.1); similar to SKS5 (SKU5 Similar 5), copper ion binding / oxidoreductase [Arabidopsis thaliana] (TAIR:AT1G76160.1); similar to SKS7 (SKU5 Similar 7), copper ion binding / oxidoreductase [Arabidopsis thaliana] (TAIR:AT1G21860.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO47501.1); similar to PS60 [Nicotiana tabacum] (GB:CAA65634.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO62000.1); contains InterPro domain Multicopper oxidase, type 3; (InterPro:IPR011707); conta