Figure 4.
The RING Domain of NLA Is Required for the Degradation of PHT1;1 and PHT1;4.
Coexpression of At-NLA, At-NLAC279A, or Os-NLA1 with At-PHT1;1 (A) or At-PHT1;4 (B) in tobacco leaves. GFP was used as the control for the infiltration event. Note that “+++” and “++” denotes fivefold and 2.5-fold increases in volume of infiltration relative to “+,” respectively.