Table 4 Genes of interest and their encoding enzymes selected for gene expression analysis.

From: Integrating metabolomics and targeted gene expression to uncover potential biomarkers of fungal/oomycetes-associated disease susceptibility in grapevine

Metabolites

Enzyme

Abbreviation

EC number

Gene

NCBI accession number

Primer sequence

Amplicon length (bp)

Ta (°C)

Tm (°C)

Amplification efficiency

Caffeic acid

Caffeic acid 3-O-methyltransferase

COMT

EC 2.1.1.68

XM_003634113.2

Fw: GTATGACCCCAACAACTATC

88

60

78.4

1.88 ± 0.02

Rev: GACCATGGGGAGAACTGA

Catechin

Leucoanthocyanidin reductase 2

LAR2

EC 1.17.1.3

NM_001281160.1

Fw: TGTAACCGTGGAAGAAGATGA

92

60

80.6

1.88 ± 0.02

Rev: ATGAAGATGTCGTGAGTGAAG

Epicatechin

Anthocyanidin reductase

ANR

EC 1.3.1.77

NM_001280956.1

Fw: ATCAAGCCAGCAATTCAAGGA

93

60

76.2

1.88 ± 0.006

Rev: CAGCTGCAGAGGATGTCAAA

Dodecanoic acid/hexadecanoic acid

Palmitoyl-acyl carrier protein thioesterase B

FatB

EC 3.1.2.21/3.1.2.14

XM_019223124.1

Fw: TCGCAAACCCTAGAAACCAAT

112

60

77.5

1.93 ± 0.05

Rev: AATGAGGGAAGGAGGAAAATG

Myo inositol

Myo-inositol monophosphatasea

IMPL1

EC 3.1.3.25

XM_002276661.3

Fw: ATCCCAAACGCTACCCAAAAA

119

60

80.9

1.96 ± 0.02

Rev: TAACAGCTTCCATCACAACCT

Quercetin/dihydroquercetin

Flavonoid 3′,5′-hydroxylaseb

F3′5′H

EC 1.14.14.81

XM_003632164.3

Fw: GTGGTGCCGGAGATGTTA

173

56

80.1

1.83 ± 0.05

Rev: TGCGATGGACGGAATAAAAT

Quercetin-3-O-glucoside (Isoquercitrin)

UDP-glucose:flavonoid 3-O-glucosyltransferase

UFGT

EC 2.4.1.91

AF000372.1

Fw: AGGGGATGGTAATGGCTGT

151

60

84.7

1.97 ± 0.01

Rev: ATGGGTGGAGAGTGAGTTAG

  1. EC numbers, gene accession numbers, primer sequences (Fw, forward; Rev, reverse), amplicon length, qPCR annealing (Ta) and melting (Tm) temperatures and amplification efficiency are indicated.
  2. aAlternative splicing variants.
  3. bAlternative locus variants.