Gene Structures, Classification, and Expression Models of the DREB Transcription Factor Subfamily in Populus trichocarpa

Figure 5

In silico EST analysis of Populus DREB genes. Color bar at bottom represents the frequencies of EST counts. FB: flower buds, MC: male catkins, CZ: cambial zone, TW: tension wood, AS: apical shoot, R: roots, CSL: cold stressed leaves, DB: dormant buds, DC: dormant cambium, SL: senescing leaves, P: petioles, AC: active cambium, YL: young leaves, FC: female catkins, SM: shoot meristem, B: bark, IS: imbibed seeds. Gene names are shown on the left.