... lines, we saw GUS expression in the vascu-lar tissue of cotyledons and mature leaves, whereas, in the flowers, the anthers, connectives and filaments and the base and tip of the stigmata were stained. ... interaction requires a completeMATH domain and the N-terminal region of RAP2.4 The use of a truncated version of BPM1 in the Y2Hscreens demonstrated that the BTB domain is notinvolved in the assembly ... tis-sue of cotyledons and rosette leaves, and in most parts of the flower. Similar to proBPM1:GUS, strong stain-ing was detectable in the stipules, pollen and at the base of siliques. Expression in...