zinc finger (C3HC4-type RING finger) family protein. similar to RMA1 (Ring finger protein with Membrane Anchor 1), protein binding / ubiquitin-protein ligase/ zinc ion binding [Arabidopsis thaliana] (TAIR:AT4G03510.2); similar to RMA1 (Ring finger protein with Membrane Anchor 1), protein binding / ubiquitin-protein ligase/ zinc ion binding [Arabidopsis thaliana] (TAIR:AT4G03510.1); similar to unknown [Populus trichocarpa] (GB:ABK94075.1); contains InterPro domain Zinc finger, RING/FYVE/PHD-type (InterPro:IPR013083); contains InterPro domain Zinc finger, RING-type; (InterPro:IPR001841)