Biotechnology of Fruit Quality - Fruit Ripening: Physiology, Signalling and Genomics - page 279

MYB12 ( MYB12 ) ( Arabidopsis
thaliana )

R2R3-MYB TF that mediates the
accumulation of fl avonoids in
tomato peel

CaMV 35S (OE) 27-fold n chlorogenic acid; 26-fold n
dicaffeoylquinic acid; 42-fold n tricaffeoylquinic
acid; 67-fold n quercetinrutinoside; 593-fold n
kaempferolrutinoside

Luo et al. (2008)

MYB12 ( MYB12 ) ( S.
lycopersicum )

As above CaMV 35S

(RNAi)

p Flavonoid pigment naringenin chalcone; exhibited
a y -like phenotype

Adato et al. (2009)

MYB12 ( MYB12 ) ( S.
lycopersicum )

As above CaMV 35S (OE) Rescued colourless-peel y tomato mutant phenotype Adato et al. (2009)

ANTHOCYANIN 1 ( ANT1 ) ( S.
lycopersicum )

Flavonoid-related R2R3-MYB TF CVM (OE) 500-fold n anthocyanin Mathews et al. (2003)

ANTHOCYANIN 1 ( ANT1 )
( Solanum chilense )

As above CaMV 35S (OE) n Anthocyanadins (petunidin, malvidin, delphinidin)

in tomato ( S. lycopersicum ) fruit

Schreiber et al. (2012)

TOMATO AGAMOUS-LIKE 1
( TAGL1 ) ( S. lycopersicum )

MADS-box TF E8 ( TAGL1-

SRDX )

p Lycopene and isoprenoids Itkin et al. (2009)

TOMATO AGAMOUS-LIKE 1
( TAGL1 ) ( S. lycopersicum )

As above CaMV 35S (OE) n Lycopene and naringenin chalcone Itkin et al. (2009)

Cullin 4 ( CUL4 ) ( S.
lycopersicum )

DDB1a and DET1 form a complex
with CUL4, a ubiquitin-
conjugating E3 ligase, and target
proteins for proteolysis

CaMV 35S
(RNAi)

Pleiotropic phenotype; n anthocyanins and
carotenoids; 2-fold n lycopene

Wang et al. (2008)

UV-DAMAGED DNA BINDING
PROTEIN 1 ( DDB1 ) ( S.
lycopersicum )

TF that negatively regulates
photomorphogenic responses

E8 (RNAi) n Pigment accumulation due to n plastid

compartment space

Wang et al. (2008)

SAM decarboxylase ( SPE2 )
( Saccharomyces cerevisiae )

As above E8 (OE) n Transcripts related to fl avonoid biosynthesis genes Mehta et al. (2002);

Mattoo et al.
(2007)

Phytoene synthase ( Psy-1 ) ( S.
lycopersicum )

As above CaMV 35S (OE) p Phenylpropanoids and fl avonoids Fraser et al. (2007)

CaMV d35S , caulifl ower mosaic virus double 35S promoter; TomLoxB , tomato fruit-specifi c promoter; CVM , constitutive cassava vein mosaic promoter; TAGL1-SRDX, chimeric TAGL1
fused to EAR (ERF-associated amphiphilic repression) motif that functions as a dominant repressor; SAM, S -adenosylmethionine. See Table 16.1 for other abbreviations.