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. 2004 Apr;16(4):887–896. doi: 10.1105/tpc.019901

Table 1.

Contributions of RPT2 and NPH3 to Signaling Pathways Mediated by Phototropins

Phototropic Response in Hypocotyls
Stomatal Opening
Chloroplast Relocation
phot1-induced phot2-induced phot1-induced phot2-induced phot1-induced phot2-induced
RPT2 + +
NPH3 + +

RPT2 contributes to the phot1-induced phototropic response, but it is not essential at low fluence rates. +, Necessary; −, unnecessary. See text for details.