Supplementary table 1:All ABA signal core components genes in the agricultural crops mentioned in this paper.

Species / Gene name / Gene ID / Reference
ABA receptors
Rice / OsPYL/RCAR5 / Os05g12260 / (Kim, et al. 2012)
Tomato / SlPYL1 / AK326186 / (Sun, et al. 2011)
SlPYL2 / AK324386
SlPYL3 / AK323787
SlPYL4 / AK326797
SlPYL5 / BT013073
SlPYL6 / AK328892
SlPYL7 / AK329986
SlPYL8 / AK329706
Strawberry / FaPYR1 / JF268669 / (Chai, et al. 2011)
Grape / VvRCAR1 / GSVIVT01027078001 / (Boneh, et al. 2012)
VvRCAR2 / GSVIVT01028704001
VvRCAR3 / GSVIVT01019517001
VvRCAR4 / GSVIVT00035869001
VvRCAR5 / GSVIVT00037390001
VvRCAR6 / GSVIVT01032747001
VvRCAR7 / GSVIVT01013161001
Group A PP2Cs
Grape / VvPP2C1 / GSVIVT01015156001 / (Boneh, et al. 2012)
VvPP2C2 / GSVIVT01035420001
VvPP2C3 / GSVIVT01016816001
VvPP2C4 / GSVIVT01015308001
VvPP2C8 / GSVIVT01016485001
VvPP2C9 / GSVIVT01024875001
Maize / ZmPP2C / AY621066 / (Liu, et al. 2009)
ZmPP2Ca / EF195257 / (Li, et al. 2009)
Rice / OsPP2C49 / Os05g38290 / (Xue, et al. 2008)
OsPP2C09 / Os01g62760
OsPP2C68 / Os09g15670
OsPP2C06 / Os01g40094
OsPP2C53 / Os05g51510
OsPP2C50 / Os05g46040
OsPP2C08 / Os01g46760
OsPP2C51 / Os05g49730
OsPP2C30 / Os03g16170
OsPP2C37 / Os04g08560
Tomato / SIPP2C / AY534757 / (Sun, et al. 2011)
SIPP2C1 / AB490813
SIPP2C2 / AB490814
SIPP2C3 / AK321470
SIPP2C4 / AK322432
SIPP2C5 / AK325872
SIPP2C6 / AK319182
SnRK2s
Wheat / PKABA1 / AAM75356 / (Anderberg and Walker-Simmons 1992)
TaSnRK2.4 / GQ384359 / (Mao, et al. 2010)
TaSnRK2.8 / BAK05495 / (Zhang, et al. 2010)
Fava bean / AAPK / AAF27340 / (Li and Assmann 1996)
Rice / SAPK1 / Q75LR7 / (Kobayashi, et al. 2004)
SAPK2 / Q0D4J7
SAPK3 / P0C5D6
SAPK4 / Q5N942
SAPK5 / Q7XKA8
SAPK6 / Q6ZI44
SAPK7 / Q7XQP4
SAPK8 / Q7Y0B9
SAPK9 / Q75V57
SAPK10 / Q75H77
ZmSAPK8 / AY107474 / (Ying, et al. 2011)
Grape / VvSnRK2.1 / GSVIVT01004839001 / (Boneh, et al. 2012)
VvSnRK2.2 / GSVIVT01009074001
VvSnRK2.3 / GSVIVT01023339001
VvSnRK2.4 / GSVIVT01022427001
VvSnRK2.5 / GSVIVT01003554001
VvSnRK2.6 / GSVIVT01031806001
Tomato / SISnRK2C / AB275884 / (Sun, et al. 2011)
SISnRK2.1 / AK329882
SISnRK2.2 / AK327274
SISnRK2.3 / AK323103
SISnRK2.4 / AK329601
SISnRK2.5 / AK328891
SISnRK2.6 / AK247013
SISnRK2.7 / AK327606

Supplementary table 2 Position of the various conserved domains of the PP2C family members. The positions of the catalytic domain as well as the 11 conserved motifs of the PP2C (Bork et al. 1996) are in accordance with the protein sequence of AtABI1.

Motif / Start / End
AtABI1 / 1 / 434
Catalytic domain / 129 / 421
Motif 1 / 138 / 151
Motif 2 / 170 / 180
Motif 3 / 181 / 198
Motif 4 / 240 / 251
Motif 5 / 252 / 268
Motif 5a / 269 / 284
Motif 5b / 285 / 302
Motif 6 / 303 / 322
Motif 7 / 327 / 336
Motif 8 / 337 / 354
Motif 9 / 355 / 367
Motif 10 / 395 / 410
Motif 11 / 411 / 423

Supplementary table 3Position of the various conserved domains of the SnRK2 family members. The positions of the various domains are consistent with the protein sequence of AtOST1.

Motif / Start / End
AtOST1 / 1 / 362
Kinase domain / 21 / 277
SnRK2 box / 303 / 318
ABA box / 333 / 362

Supplementary table 4Complete listing of group A PP2Cs of various plants. All genes identified by the hierarchical clustering as belonging to the group A PP2Cs, were then analyzed to determine which of them contain the PP2C catalytic domain and the 11 motifs (Supplementary table 2).

Gene / Plant / Arabidopsis ortholog / Remarks
Cpapaya_supercontig_25.86 / Carica papaya / AtHAB1
Cpapaya_supercontig_7.147 / Carica papaya / AtHAB2
Cpapaya_supercontig_7.146 / Carica papaya / AtHAB2
Cpapaya_supercontig_81.90 / Carica papaya / AtAHAI2
Cpapaya_supercontig_19.272 / Carica papaya / AtPP2CA
GRMZM2G102255 / Zea mays / AtABI2
GRMZM2G177386 / Zea mays / AtABI1
GRMZM2G122228 / Zea mays / AtHAI3
GRMZM2G059453 / Zea mays / AtHAI3
GRMZM2G134628 / Zea mays / AtABI1
GRMZM2G308615 / Zea mays / AtHAI3
GRMZM2G019819 / Zea mays / AtAHG1
GRMZM2G082487 / Zea mays / AtPP2CA
GRMZM2G383807 / Zea mays / AtHAB2
GRMZM2G166297 / Zea mays / AtHAI3
GRMZM5G818101 / Zea mays / AtPP2CA
GRMZM2G300125 / Zea mays / AtHAI3
GRMZM2G159811 / Zea mays / AtAHG1
Os01g40094 / Oryza sativa / AtABI2
Os01g46760 / Oryza sativa / AtHAI3
Os01g62760 / Oryza sativa / AtPP2CA
Os03g16170 / Oryza sativa / AtHAI1
Os04g08560 / Oryza sativa / AtHAI3 / Motif 11 is missing
Os05g38290 / Oryza sativa / AtHAI3 / Motifs 1-3 are missing
Os05g46040 / Oryza sativa / AtHAB1
Os05g49730 / Oryza sativa / AtHAI3
Os05g51510 / Oryza sativa / AtABI2
Os09g15670 / Oryza sativa / AtHAI3
Glyma02g41750 / Glycine max / AtPP2CA
Glyma04g05660 / Glycine max / AtABI2 / Motif 1 is missing
Glyma05g35830 / Glycine max / AtABI1
Glyma06g05670 / Glycine max / AtABI1
Glyma08g03780 / Glycine max / AtABI1
Glyma09g07650 / Glycine max / AtABI1
Glyma11g34410 / Glycine max / AtPP2CA
Glyma13g16640 / Glycine max / AtABI1
Glyma14g07210 / Glycine max / AtPP2CA
Glyma14g13020 / Glycine max / AtABI2
Glyma15g18850 / Glycine max / AtABI1
Glyma17g06030 / Glycine max / AtABI1
Glyma17g33410 / Glycine max / AtHAB1
Glyma18g03930 / Glycine max / AtPP2CA
Ppa003748m.g / Prunus persica / AtABI2
Ppa004252m.g / Prunus persica / AtHAB1
Ppa005286m.g / Prunus persica / AtABI1
Ppa006174m.g / Prunus persica / AtPP2CA
Ppa006696m.g / Prunus persica / AtHAI3
Ppa006926m.g / Prunus persica / AtABI1
Ppa016016m.g / Prunus persica / AtHAI1
Ppa016954m.g / Prunus persica / AtHAI2
Ppa019828m.g / Prunus persica / AtAHG1
Clementine0.9_006602m.g / Citrus clementina / AtHAB1
Clementine0.9_006739m.g / Citrus clementina / AtHAB1
Clementine0.9_010398m.g / Citrus clementina / AtAHG1
Clementine0.9_010399m.g / Citrus clementina / AtABI1
Clementine0.9_010870m.g / Citrus clementina / AtHAI3
Clementine0.9_011637m.g / Citrus clementina / AtPP2CA
Clementine0.9_012165m.g / Citrus clementina / AtABI1
Clementine0.9_013359m.g / Citrus clementina / AtPP2CA
Clementine0.9_027646m.g / Citrus clementina / AtAHG1
Clementine0.9_031514m.g / Citrus clementina / AtPP2CA
Pp1s80_9V6 / Physcomitrella patens / AtABI1
Pp1s311_75V6 / Physcomitrella patens / AtABI1

Supplementary table 5A complete list of SnRK2s of various plants. All genes identified by hierarchical clustering as belonging to the SnRK2 gene family, were then analyzed to determine which contain the kinase domain and the SnRK2 box (Supplementary table 3).

Gene / Plant / Arabidopsis ortholog / Remarks
Cpapaya_supercontig_118.28 / Carica papaya / AtSnRK2.4
Cpapaya_supercontig_138.19 / Carica papaya / AtSnRK2.5
Cpapaya_supercontig_36.167 / Carica papaya / AtSnRK2.8
Cpapaya_supercontig_55.80 / Carica papaya / AtSnRK2.7
Cpapaya_supercontig_62.55 / Carica papaya / AtSnRK2.6
GRMZM2G000278 / Zea mays / AtSnRK2.4
GRMZM2G035809 / Zea mays / AtSnRK2.8
GRMZM2G063961 / Zea mays / AtSnRK2.4
GRMZM2G066867 / Zea mays / AtSnRK2.6
GRMZM2G081915 / Zea mays / AtSnRK2.6
GRMZM2G110908 / Zea mays / AtSnRK2.4
GRMZM2G110922 / Zea mays / AtSnRK2.4
GRMZM2G130018 / Zea mays / AtSnRK2.4
GRMZM2G138861 / Zea mays / AtSnRK2.6 / Almost identical to GRMZM2G171435
GRMZM2G155593 / Zea mays / AtSnRK2.4
GRMZM2G171435 / Zea mays / AtSnRK2.6
GRMZM2G334791 / Zea mays / AtSnRK2.4
Os01g64970 / Oryza sativa / AtSnRK2.4
Os02g34600 / Oryza sativa / AtSnRK2.4
Os03g27280 / Oryza sativa / AtSnRK2.8
Os03g41460 / Oryza sativa / AtSnRK2.6
Os03g55600 / Oryza sativa / AtSnRK2.6
Os04g35240 / Oryza sativa / AtSnRK2.4
Os04g59450 / Oryza sativa / AtSnRK2.4
Os07g42940 / Oryza sativa / AtSnRK2.8
Os10g41490 / Oryza sativa / AtSnRK2.5
Os12g39630 / Oryza sativa / AtSnRK2.6
Glyma01g39020 / Glycine max / AtSnRK2.2
Glyma01g41260 / Glycine max / AtSnRK2.6
Glyma02g15330 / Glycine max / AtSnRK2.6
Glyma02g37090 / Glycine max / AtSnRK2.8
Glyma04g38270 / Glycine max / AtSnRK2.4
Glyma05g05540 / Glycine max / AtSnRK2.6
Glyma05g09460 / Glycine max / AtSnRK2.6
Glyma05g31000 / Glycine max / AtSnRK2.8
Glyma05g33170 / Glycine max / AtSnRK2.4
Glyma06g16780 / Glycine max / AtSnRK2.4
Gene / Plant / Arabidopsis ortholog / Remarks
Glyma07g29500 / Glycine max / AtSnRK2.6
Glyma07g33120 / Glycine max / AtSnRK2.6
Glyma08g00770 / Glycine max / AtSnRK2.4
Glyma08g14210 / Glycine max / AtSnRK2.8
Glyma08g20090 / Glycine max / AtSnRK2.4
Glyma11g04150 / Glycine max / AtSnRK2.6
Glyma11g06250 / Glycine max / AtSnRK2.3
Glyma12g29130 / Glycine max / AtSnRK2.10
Glyma14g35380 / Glycine max / AtSnRK2.8
Glyma17g15860 / Glycine max / AtSnRK2.6
Glyma17g20610 / Glycine max / AtSnRK2.6
Glyma20g01240 / Glycine max / AtSnRK2.6
Ppa007946m.g / Prunus persica / AtSnRK2.4
Ppa007584m.g / Prunus persica / AtSnRK2.3
Ppa008771m.g / Prunus persica / AtSnRK2.8
Ppa006108m.g / Prunus persica / AtSnRK2.6
Ppa008271m.g / Prunus persica / AtSnRK2.8
Ppa008251m.g / Prunus persica / AtSnRK2.8
Clementine0.9_014319m.g / Citrus clementina / AtSnRK2.5
Clementine0.9_014393m.g / Citrus clementina / AtSnRK2.4
Clementine0.9_014930m.g / Citrus clementina / AtSnRK2.7
Clementine0.9_015068m.g / Citrus clementina / AtSnRK2.8
Clementine0.9_014915m.g / Citrus clementina / AtSnRK2.6
Clementine0.9_013788m.g / Citrus clementina / AtSnRK2.6
Clementine0.9_013686m.g / Citrus clementina / AtSnRK2.3
Pp1s116_98V6 / Physcomitrella patens / AtSnRK2.6
Pp1s113_72V6 / Physcomitrella patens / AtSnRK2.6
Pp1s218_59V6 / Physcomitrella patens / AtSnRK2.6
Pp1s240_91V6 / Physcomitrella patens / AtSnRK2.6

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