Table 1: MALDI-TOF-MS results of picked spots from control, drought treatment and recovery of drought tolerant, # 11434, and susceptible, # 11431, genotypes and their expression values in comparison to control. The search carried out against the entire NCBInr database; SID: spot identification number; Mr/pI: calculated molecular weight and isoelectric point of predicted proteins; : Score; protein scores greater than 84 are significant (); %: percentage of coverage; : number of peptides matched; : drought; : recovery.

Spot IDNCBI Acc. no.Protein nameMr/pI# 11434# 11431

01: Metabolism
 6gi/18483235Methionine  synthase/Sorghum  bicolor 84135/5.93968%86.71.66.6
 7gi/18483235Methionine  synthase/Sorghum  bicolor 84135/5.9310212%125.5
 16gi/226502947S-adenosylmethionine  synthase  l  Z.  mays 42986/5.5719319%101.71.5
 29gi/666089P-(S)-hydroxymandelonitrile  lyase  Sorghum  bicolor 41796/4.7215413%83.6
02: Energy  
 1gi/242096062Hypothetical  protein  Sorbidraft  of  S.  bicolor  homologues  to  putative  C4  
phosphoenolpyruvate  carboxylase/Saccharum  officinarum  CAC08829.1  
108988/5.8930629%282.13.3−2
 2gi/242096062Hypothetical  protein  Sorbidraft  of  S.  bicolor  homologues  to  putative  C4  
phosphoenolpyruvate  carboxylase/S.  officinarum  CAC08829.1  
108988/5.8950430%331.7
 3gi/242096062Hypothetical  protein  Sorbidraft  of  S.  bicolor  homologues  to  putative  C4  
phosphoenolpyruvate  carboxylase/S.  officinarum  CAC08829.1  
108988/5.8933129%302.3−2
 4gi/242096062Hypothetical  protein  Sorbidraft  of  S.  bicolor  homologues  to  putative  C4  
phosphoenolpyruvate  carboxylase/S.  officinarum  CAC08829.1  
108988/5.8935426%302.4
 5gi/242080811Hypothetical  protein  Sorbidraft  of  S.  bicolor  homologues    
to  aconitate  hydratase  of  Oryza  sativa  Japonica  Q6YZX6.1
108402/6.4110111%131.8
 9gi/242051769Hypothetical  protein  Sorbidraft  of  S.  bicolor  homologues  to  
chloroplast  NADP-dependent  malic  enzyme  Z.  mays  NP_001105313.1
69904/6.2318128%21−2.8−2.4
 10gi/242051769Hypothetical  protein  Sorbidraft  of  S.  bicolor  homologues  to  
chloroplast  NADP-dependent  malic  enzyme  Z.  mays  NP_001105313.1
69904/6.2319925%18−2.8−2.7
 11gi/242051769Hypothetical  protein  Sorbidraft  of  S.  bicolor  homologues  to  
chloroplast  NADP-dependent  malic  enzyme  Z.  mays  NP_001105313.1
69904/6.2319326%18−2.8−2.3−2
 17gi/242059597Hypothetical  protein  Sorbidraft  of  S.  bicolor  homologues  to  
fructose-1,6-bisphosphat  aldolase,  cytosol  Z.  mays  NP_001105336.1
38990/6.9627823%121.6
 23gi∣195634659Plastid  fructose-1,6-bisphosphate  aldolase/Z.  mays 41924/7.6360737%22−2.2−1.9−2.4
 24gi∣195634659Plastid  fructose-1,6-bisphosphate  aldolase,  Z.  mays 41924/7.6339534%19−2.1−1.9−1.8
 19gi∣108705994Plastid  glyceraldehyde-3-phosphate  dehydrogenase/O.  sativa  Japonica34024/4.9912119%11−1.5
 20gi/255540341Cytosolic  glyceraldehyde-3-phosphate  dehydrogenase/Ricinus  communis 36930/7.1015720%141.61.71.7
 30gi/30385668Pyruvate  phosphate  dikinase/Sorghum  bicolor 103021/5.689416%171.91.6
04: Transcription
 21gi/242085078Hypothetical  protein  Sorbidraft  of  S.  bicolor  homologues  to  
RNA-binding  protein/Arabidopsis  thaliana  NP_172405.1
42324/8.8943840%25−2
 28gi∣19563741040S  ribosomal  protein  S3/Z.  mays 25605/9.411746%121.8
05: Protein synthesis   
 15gi∣195620072Elongation  factor  alpha/Z.  mays 49534/9.1522521%148.557
06: Protein destination/storage  
 8gi∣162459902Nucleoredoxin  1/Z.  mays 64058/4.816816%124.44.94.5
 12gi/242094438Hypothetical  protein  Sorbidraft  of   S.  bicolor  homologues  to  Heat  shock  protein  6061927/5.4714831%162.1
 13gi/242094438Hypothetical  protein  Sorbidraft  of   S.  bicolor  homologues  to  Heat  shock  protein  6061927/5.4716129%142.2
 14gi/242094438Hypothetical  protein  Sorbidraft  of   S.  bicolor  homologues  to  Heat  shock  protein  6061927/5.4712619%121.92.3
 18gi/242041951Hypothetical  protein  Sorbidraft  of  S.  bicolor  homologues  to  
pepsin/retropepsin  like  aspartat  protease/Z.  mays  ACG35399.1
42799/8.967914%2
 31gi/242056107Hypothetical  protein  Sorbidraft  of  S.  bicolor  homologues  to    
mitocondrial  processing  peptidase/Z.  mays  NP_001150614.1
54054/6.2419828%121.7
 32gi/145666464Protein  disulfide  isomerase/Z.  mays 56921/5.0117419%182.12.5
12: Unclear classification  
 22gi/242075782Hypothetical  protein  Sorbidraft  of  S.  bicolor  homologues  to  ABA    
  stress- and  fruit-ripening  inducible-like  protein  Z.  mays  CAA72998.1
28466/4.9225865%223.64.57
 25gi/242035869Osr40Sc1  like  protein39718/6.27669%35.2
 26gi/242035869Osr40Sc1  like  protein39718/6.2720113%63.63.33
 27gi/242056773Hypothetical  protein  Sorbidraft/S.  bicolor 31577/6.0620523%93.62.94.6
 33gi/242095250Hypothetical  protein  Sorbidraft/S.  bicolor 41333/4.9122237%141.92.3