in [S0 Fig](#pone.0000000.s000){ref-type="supplementary-material"}. Alignment of Grain and senescence-associated HvNAC promoter sequences. The identical and similar conserved P-BOX0, MYBCORE, AACA motif-0, MYB0AT, RYEREPEAT, EBOXBNAPA and DPBFCORE motifs are indicated in squares.  (PDF)  ######   Click here for additional data file.  ###### Alignment of Grain and senescence-associated HvNAC promoter sequences. 