Table III.

Secondary metabolism genes that change expression in response to OGs or B. cinerea infection

DescriptionaTranscript IDProbe Set IDFold-Changeb
OG 1 hOG 3 hBc 18 hBc 48 h
Shikimate pathway
    DHS1; 2-dehydro-3-deoxyphosphoheptonate aldolaseAt4g39980252831_at2.73.14.2
    5-Enolpyruvylshikimate-3-P synthaseAt1g48860246627_s_at2.32.1
    CS; chorismate synthaseAt1g48850245832_at2.83.0
Anthranilate biosynthesis
    ASB2; anthranilate synthase β-chainAt5g57890247864_s_at4.75.02.86.0
    ASA1; anthranilate synthase component I-1 precursorAt5g05730250738_at4.55.23.46.8
Anthranilate glucosylation
    UGT74F2; anthranilate glucosyltransferaseAt2g43820260567_at6.6
Tryptophan biosynthesis
    IGPS; putative indole-3-glycerol phosphate synthaseAt2g04400263807_at3.06.62.85.4
    PAT1; anthranilate phosphoribosyltransferaseAt5g17990250014_at3.52.23.4
    IGPS1; indole-3-glycerol phosphate synthaseAt5g48220248688_at−3.3
IAOx biosynthesis
    CYP79B2At4g39950252827_at4.65.54.88.7
    CYP79B3At2g22330264052_at2.6
Glucosinolate biosynthesis (general)
    UGT74B1At1g24100264873_at2.5
    SUR1/C-S lyaseAt2g20610263714_at2.9
IAA metabolism
    ILR1; IAA conjugate hydrolaseAt3g02875258610_at8.7
    NIT3; nitrilaseAt3g44320252677_at4.0
Camalexin biosynthesis
    PAD3/CYP71B15; camalexin biosynthesisAt3g26830258277_at11.514.610.1
Phenylpropanoids/1-early steps
    4CL1; 4-coumarate:CoA ligaseAt1g51680256186_at4.0
    PAL1; phenylanine ammonia lyaseAt2g37040263845_at3.63.52.8
    4CL4; 4-coumarate:CoA ligaseAt5g45000248971_at3.6
    CH4/REF3; cinnamate-4-hydroxylaseAt2g30490267470_at3.03.2
    4CL2; 4-coumarate:CoA ligaseAt3g21240258047_at2.72.72.8
    PAL2; phenylanine ammonia lyaseAt3g53260251984_at2.52.05.2
    PAL3; phenylanine ammonia lyaseAt5g04230245690_at−3.8
Flavonoid biosynthesis
    UGT78D1; flavonol-3-rhamnosyltransferaseAt1g30530261804_at−4.1−2.6
    UGT73C6; flavonol-7-O-glucosyltransferaseAt2g36790265200_s_at6.3
Phenylpropanoids/2-late steps
    CCR2; putative cinnamoyl-CoA reductaseAt1g80820261899_at19.026.9
    CCR; putative cinnamoyl-CoA reductaseAt5g14700250149_at2.27.3
    ELI3-2/CAD-B2/AtCAD8; cinnamyl-alcohol dehydrogenaseAt4g37990252984_at31.5
    CCOMT1; putative caffeoyl-CoA O-methyltransferaseAt4g34050253276_at2.0
    FAH1/F5H1; ferulate-5-hydroxylase 1At4g36220253088_at4.88.0
    CAD1/AtCAD9; cinnamyl-alcohol dehydrogenaseAt4g39330252943_at−8.1
    OMT1/COMT1; O-methyltransferase 1At5g54160248200_at2.72.5
Aliphatic glucosinolate biosynthesis
    UGT74C1At2g31790263477_at−2.2−6.4
    CYP79F1At1g16410262717_s_at−2.8
    REF2/CYP83A1At4g13770254687_at−5.3
Indole glucosinolate biosynthesis
    SUR2/CYP83B1At4g31500253534_at4.65.5
  • a Annotation based on The Institute for Genomic Research Arabidopsis Genome Annotation Database, the MIPS Functional Categories Database (http://mips.gsf.de/projects/funcat), or the available literature (for complete list and references, see Supplemental Table S5).

  • b Mean expression fold-change of probe sets is indicated only when change is significant (P ≤ 0.01) and ≥2.0, and signal intensity is ≥0.1 for at least one treatment.