Table I

Complete list of identified proteins

Proteins identified with two or more peptides in each of three independent biological replicates are shown. AGI, Arabidopsis Gene Index.

AGI no.AnnotationNo. pepaSignal peptidebCategorycMolecular massApparent molecular massIdentified as cell wall-associated
kDa kDa
Ubiquitin3–5misc8.6<1844
At1g13440/At3g04120Glyceraldehyde-3-phosphate dehydrogenase C subunit (GAPDH)12–15nprim41.735–5027, 50
At1g14890Invertase/methylesterase inhibitor family protein2–3ycw23.318–25
At1g23190Putative phosphoglucomutase2–7nprim70.050–75
At1g35720Annexin (ANNAT1)2–5nmem39.535–5051
At1g45145Thioredoxin (TRX5)4–5nredox15.2<1851
At1g56070Putative elongation factor EF-23–4nprim102.8>7527, 50
At1g63770Putative aminopeptidase5–11nmisc108.3>75
At1g68560α-Xylosidase (ATXYL1)2–4ycw110.7>7544, 52
At1g74010Putative strictosidine synthase2–4ysm38.125–3553
At1g76160Multicopper oxidase type I family protein (SKS5)2–7ycw62.350–7544, 51
At1g78380Glutathione transferase (GSTU19)7–10nredox29.118–25
At1g78830Curculin-like lectin family protein5–7ycw50.325–3527, 44, 51–53
At1g79550Putative phosphoglycerate kinase4–8nprim47.435–50
At2g01820Putative receptor-like protein kinase3–5ymisc102.050–7553
At2g02990Ribonuclease (RNS1)6–7ymisc28.418–2551
At2g05920Putative subtilisin-like serine protease2–6ycw86.450–7544, 51
At2g16060Non-symbiotic hemoglobin 1 (AHB1)5–8nredox20.918–25
At2g16430Purple acid phosphatase (PAP10)5–7ycw42.950–7527, 52, 53
At2g17760Aspartyl protease family protein3–4ydef59.150–75
At2g21130/At4g38740Peptidyl-prolyl cis-trans isomerase2nredox21.118–25
At2g32520Putative carboxymethylenebutenolidase2–5nsm28.418–2551
At2g36530Enolase3–11nprim53.535–5027, 50
At2g43570Putative class IV chitinase6–7ydef33.025–35
At2g46880Purple acid phosphatase (PAP14)3–5ycw47.550–75
At3g18280Lipid transfer protein2ymem11.7<18
At3g28940AIG2 protein-like2ndef21.418–2551
At3g52880Peroxisomal monodehydroascorbate reductase isoform 1 (MDAR 1)2–5nredox52.435–50
At3g54420Class IV chitinase (AtEP3)3–5ydef31.125–3551
At3g55440Triose-phosphate isomerase3–10nprim30.125–3551, 52
At4g09320Nucleoside-diphosphate kinase I (NDPK1)2–3nprim17.4<1851
At4g25100Superoxide dismutase (FSD1)2–5nredox23.118–25
At4g25810Putative xyloglucan endotransglucosylase/hydrolase (XTH23)7ycw34.225–3551, 52, 54
At4g26690Putative glycerophosphodiesterase 2 (GPDL2)2–3ymem88.6>75
At4g34180Putative cyclase5ysm30.625–3551, 54
At4g34480Putative glucan endo-1,3-β-glucosidase 74–8ycw40.535–5052
At5g06720Peroxidase 53 (ATPA2)2–4yredox36.335–5051, 54
At5g06860Polygalacturonase-inhibiting protein 1 (PGIP1)9–11ydef40.635–5027, 44, 51–53
At5g17920Cobalamin-independent methionine synthase (MS1)4–9nprim84.550–75
At5g19440Cinnamyl-alcohol dehydrogenase-like protein3–4nsm39.735–50
At5g44130Putative fasciclin-like arabinogalactan protein (FLA13)2–5ycw28.150–7553
At5g51480Multicopper oxidase type I family protein (SKS2)5–7ycw69.350–75
At5g59880Actin-depolymerizing factor 3 (ADF3)2–4nmisc15.5<1851
At5g64120Peroxidase 71 (ATP15a)11–13yredox35.925–3551, 54
At5g67360Subtilisin-like protease (ARA12)13–16ycw84.850–7544, 52, 54
  • a Number of peptides identified in three biological replicates.

  • b Prediction results of SignalP 3.0 (55). y, yes; n, no.

  • c Functional category according to Fig. 3: misc, miscellaneous; prim, primary metabolism; cw, cell wall; mem, membrane; redox, redox-related; sm, secondary metabolism; def, defense.