zinc finger (C3HC4-type RING finger) family protein. similar to RHC1A (RING-H2 finger C1A), protein binding / zinc ion binding [Arabidopsis thaliana] (TAIR:AT2G40830.1); similar to RHC1A (RING-H2 finger C1A), protein binding / zinc ion binding [Arabidopsis thaliana] (TAIR:AT2G40830.2); similar to RHC1A (RING-H2 finger C1A), protein binding / zinc ion binding [Arabidopsis thaliana] (TAIR:AT2G40830.3); similar to unknown [Populus trichocarpa] (GB:ABK95425.1); contains InterPro domain Zinc finger, RING/FYVE/PHD-type (InterPro:IPR013083); contains InterPro domain Thioredoxin-related; (InterPro:IPR006662); contains InterPro domain Zinc finger, RIN