Table S1 Genes that are differentially expressed upon Fe deficiency in Col-0 or C24 roots. Genes were selected that are more than 2-fold up- or down-regulated by Fe deficiency in one of the accessions and > 1.5 fold differentially expressed in the other accession. a: strongly up-regulated in Buckhout et al., 2009, b: weakly up-regulated in Buckhout et al., 2009, c: down-regulated in Buckhout et al, 2009. Underlined are genes that are regulated by the transcription factor FIT (Colangelo and Guerinot, 2005).

ATG / Gene Title / Fold Col-0 / Fold C24
Transport
At3g58060a / Cation efflux family protein, MTPc3 / 21.22 / 22.41
At3g46900a / Copper transporter, COPT2 / 15.42 / 7.54
At4g19680a / Iron-responsive transporter, IRT2 / 14.34 / 7.14
At4g19690a / Iron-responsive transporter, IRT1 / 13.65 / 6.58
At3g58810a / Putative zinc transporter, ATMTPA2 (MTP3) / 9.40 / 6.66
At1g23020a / Ferric-chelate reductase, FRO3 / 7.75 / 6.72
At4g16370a / Oligopeptide transporter, OPT3 / 7.31 / 5.69
At5g03570b / IRON-REGULATED PROTEIN 2, ATIREG2 / 6.38 / 4.18
At4g30120 / A. THALIANA HEAVY METAL ATPASE 3, ATHMA3 / 5.12 / 4.26
At3g53480 / PLEIOTROPIC DRUG RESISTANCE 9, PDR9 / 3.41 / 3.54
At4g30490 / AFG1-like ATPase family protein / 3.31 / 2.45
At5g13740b / ZINC INDUCED FACILITATOR 1, ZIF1 / 2.59 / 2.34
At3g60330 / ARABIDOPSIS H(+)-ATPASE 7, AHA7 / 2.58 / 2.80
At1g70610 / ABC transporter, TAP1 / 2.51 / 2.59
At4g33020 / Metal transporter, ZIP9 / 2.39 / 2.51
At4g29900 / Calcium-transporting ATPase, ACA10 / 2.28 / 2.06
At5g26820b / Ferroportin-related / 2.27 / 1.88
At5g67330b / NRAMP metal ion transporter 4, NRAMP4 / 2.24 / 1.97
At2g21540 / SEC14 cytosolic factor / phosphoglyceride transfer protein / 2.01 / 2.96
At3g16690 / Nodulin MtN3 family protein / 1.67 / 2.07
At1g80830 / NRAMP metal ion transporter 1, NRAMP1 / 1.26 / 2.77
At1g10970 / Metal transporter, ZIP4 / 0.54 / 0.46
At4g16620 / Integral membrane family protein / nodulin MtN21-related / 0.45 / 0.41
At1g60960 / Metal transporter, IRT3 / 0.38 / 0.42
At2g32270c / Zinc transporter, ZIP3 / 0.35 / 0.42
At3g25190c / Putative nodulin / 0.26 / 0.19
At5g59520 / Zinc transporter, ZIP2 / 0.20 / 0.20
At1g76800 / Putative nodulin / 0.19 / 0.23
At1g21140c / Putative nodulin / 0.17 / 0.20
Signalling, transcriptional regulators and nucleic acid interacting
At1g56160a / MYB72 / 84.54 / 72.15
At3g56980a / BHLH039/ORG3 / 24.54 / 20.27
At3g12820a / ATMYB10 / 24.02 / 24.24
At5g04150a / BHLH038/ORG2 / 13.91 / 6.14
At1g34760a / 14-3-3 protein GF14 omicron, GRF11 / 9.41 / 10.87
At2g19410 / Protein kinase family protein / 5.73 / 6.78
At1g74770a / Protein binding / zinc ion binding / 5.44 / 4.89
At3g51200a / Auxin-responsive family protein / 5.38 / 7.56
At5g53450a / OBP3-RESPONSIVE GENE 1, ORG1 / 5.33 / 3.46
At5g47910 / RESPIRATORY BURST OXIDASE HOMOLOGUE D, ATRBOHD, / 4.15 / 4.41
At1g77280 / Protein kinase family protein / 3.74 / 3.09
At4g09110 / Zinc finger (C3HC4-type RING finger) family protein / 3.46 / 2.47
At1g18910b / Zinc finger, rotein binding / zinc ion binding / 3.22 / 2.98
At5g13910 / AP2/EREBP-like transcription factor LEAFY PETIOLE / 3.11 / 3.74
At2g20030b / Zinc finger (C3HC4-type RING finger) family protein / 2.98 / 2.51
At4g38830 / CRK26, protein kinase family protein / 2.89 / 2.89
At5g60280 / Lectin protein kinase family protein / 2.80 / 2.44
At5g01060 / Protein kinase family protein / 2.75 / 2.72
At2g14210 / MADS-box protein, ANR1 / 2.66 / 2.78
At3g47640b / Basic helix-loop-helix family protein / 2.62 / 2.22
At5g23170 / Protein kinase family protein / 2.62 / 2.02
At2g30360 / CBL-interacting protein kinase 11, CIPK11 (PKS5) / 2.50 / 2.40
At1g16150 / WALL ASSOCIATED KINASE-LIKE 4, WAKL4 / 2.45 / 1.79
At2g28160b / ATBHLH029, FIT / 2.37 / 2.83
At3g14470 / Putative disease resistance protein (NBS-LRR class) / 2.34 / 2.15
At5g07390 / RESPIRATORY BURST OXIDASE HOMOLOG A, ATRBOHA / 2.32 / 1.58
At5g53590 / Auxin-responsive family protein / 2.31 / 1.97
At2g46710 / Putative rac GTPase activating protein / 2.21 / 2.12
At5g06490 / Zinc finger (C3HC4-type RING finger) family protein / 2.16 / 3.18
At5g10800 / RNA recognition motif (RRM)-containing protein / 2.14 / 1.97
At5g22890 / Zinc finger (C2H2 type) family protein / 2.03 / 2.94
At5g19560 / ARABIDOPSIS THALIANA ROP UANINE NUCLEOTIDE EXCHANGE FACTOR 10, ATROPGEF10 / 1.95 / 3.23
At1g01380 / ENHANCER OF TRY AND CPC 1, ETC1 / 1.90 / 2.08
At5g56200 / Zinc finger (C2H2 type) family protein / 1.74 / 2.01
At4g01250 / ATWRKY22 / 1.57 / 2.00
At3g16220 / Nucleic acid binding protein / 0.66 / 0.46
At5g49760 / Leucine-rich repeat family protein / protein kinase family protein / 0.49 / 0.42
At5g49780 / Leucine-rich repeat protein kinase / 0.48 / 0.40
At4g27410 / No apical meristem (NAM) family protein, RD26 / 0.46 / 0.37
At4g40010 / SNF1-RELATED PROTEIN KINASE 2.7, SNRK2-7 / 0.45 / 0.42
At4g18550 / Lipase class 3 family protein / 0.42 / 0.36
At1g11190 / BIFUNCTIONAL NUCLEASE I, BFN1 / 0.41 / 0.38
At1g43160 / AP2 domain-containing protein RAP2.6, RAP2.6 / 0.39 / 0.40
At5g49770 / Leucine-rich repeat transmembrane protein kinase / 0.37 / 0.55
At4g28530 / ARABIDOPSIS NAC DOMAIN CONTAINING PROTEIN 74, ANAC074 / 0.33 / 0.35
Protein modification
At4g10510 / Subtilase family protein / 6.15 / 4.78
At2g35930 / PLANT U-BOX 23, PUB23 / 4.03 / 3.45
At2g02310 / PHLOEM PROTEIN 2-B6, ATPP2-B6 / 2.99 / 4.50
At2g27920 / SERINE CARBOXYPEPTIDASE-LIKE 51, SCPL51 / 2.45 / 2.22
At4g12910 / SERINE CARBOXYPEPTIDASE-LIKE 21, SCPL21 / 2.44 / 2.08
At1g11080 / SERINE CARBOXYPEPTIDASE-LIKE 31, SCPL31 / 0.43 / 0.45
At1g79320 / METACASPASE 6, ATMC6 / 0.33 / 0.27
Metabolism
At3g12900a / Oxidoreductase, 2OG-Fe(II) oxygenase family protein / 95.52 / 35.27
At4g31940 / Cytochrome P450 / 49.02 / 13.92
At3g53280a / Cytochrome P450 71B5, CYP71B5 / 40.10 / 33.84
At5g02780 / In2-1 protein / 27.42 / 21.61
At4g31950 / Cytochrome P450 family protein, CYP82C3 / 14.43 / 12.61
At1g14185 / At1g14190b / Glucose-methanol-choline (GMC) oxidoreductase family protein / 9.87 / 7.06
At5g36890 / Glycosyl hydrolase family 1 protein / 8.66 / 5.66
At3g11750 / Dihydroneopterin aldolase / 8.20 / 17.99
At3g13610 / Oxidoreductase, 2OG-Fe(II) oxygenase family protein / 5.30 / 4.72
At1g56430 / Putative nicotianamine synthase / 4.78 / 2.92
At3g50740 / UDP-GLUCOSYL TRANSFERASE 72E1, UGT72E1 / 4.17 / 3.94
At3g21240 / 4-COUMARATE:COA LIGASE 2, 4CL2, AT4CL2 / 3.88 / 3.65
At3g06890b / Oxidoreductase/ transition metal ion binding / 3.65 / 4.58
At5g04950 / Nicotianamine synthase / 3.10 / 3.08
At5g62420 / Aldo/keto reductase family protein / 3.09 / 2.36
At1g09560b / Germin-like protein, GLP5 / 3.03 / 2.43
At1g51680 / 4-coumarate--CoA ligase 1, 4CL1 / 2.97 / 2.03
At2g05830 / Eukaryotic translation initiation factor 2B family protein / 2.96 / 3.91
At1g01570b / Fringe-related protein / 2.92 / 3.29
At1g05530 / UDP-GLUCOSYL TRANSFERASE 2, UGT2 / 2.85 / 3.30
At2g45400b / Dihydroflavonol 4-reductase family, BEN1 / 2.66 / 3.30
At3g53260 / Phenylalanine ammonia-lyase 2, PAL2 / 2.67 / 3.17
At4g24380 / Hyrolase / 2.44 / 3.03
At1g01480 / ACC synthase 2, ACS2 / 2.80 / 2.83
At4g29220b / PHOSPHOFRUCTOKINASE 1, PFK1 / 2.53 / 2.82
At5g53850 / Haloacid dehalogenase-like hydrolase family protein / 2.30 / 2.62
At2g46750 / FAD-binding domain-containing protein / 2.82 / 2.47
At3g18290b / EMBRYO DEFECTIVE 2454, EMB2454 / 2.67 / 2.48
At2g37040 / Phenylalanine ammonia-lyase 1, PAL1 / 2.20 / 2.41
At1g53310 / PEP carboxylase, PPC1 / 2.24 / 2.30
At2g22250 / Aminotransferase class I and II family protein, MEE17 / 2.23 / 2.25
At2g40890 / Cytochrome P450 98A3, CYP98A3 / 2.13 / 2.22
At2g32720 / Cytochrome b5 / 2.13 / 2.22
At1g02500 / S-adenosylmethionine synthetase 1, SAM1 / 2.55 / 2.21
At5g61250 / ARABIDOPSIS THALIANA GLUCURONIDASE 1, ATGUS1 / 2.57 / 2.20
At5g16570 / Glutamine synthetase / 2.39 / 2.03
At4g14680 / ATP sulfurylase / 2.09 / 2.00
At3g31415 / At3g32030 / Terpene synthase/cyclase family protein / 1.99 / 3.87
At2g45290 / Transketolase / 1.82 / 2.10
At3g48460 / GDSL-motif lipase/hydrolase family protein / 1.75 / 3.36
At4g22920 / NON-YELLOWING 1, NYE1 / 0.64 / 0.46
At5g16010 / 3-oxo-5-alpha-steroid 4-dehydrogenase family protein / 0.62 / 0.45
At4g13250 / Short-chain dehydrogenase/reductase (SDR) family protein / 0.50 / 0.49
At5g13630 / GENOMES UNCOUPLED 5, GUN5 / 0.47 / 0.52
At4g36220 / FERULIC ACID 5-HYDROXYLASE 1, FAH1 / 0.44 / 0.55
At3g26290 / Cytochrome P450 71B26, CYP71B26 / 0.44 / 0.52
At1g58290 / Glutamyl-tRNA reductase 1 / GluTR, HEMA1 / 0.41 / 0.45
At3g43670 / Copper amine oxidase / 0.35 / 0.30
At3g09220 / LACCASE 7, LAC7 / 0.33 / 0.26
At2g42250 / Cytochrome P450 family protein / 0.31 / 0.11
At4g25100 / FE SUPEROXIDE DISMUTASE 1, FSD1 / 0.19 / 0.09
At1g52820 / 2-oxoglutarate-dependent dioxygenase / 0.17 / 0.04
Iron/ copper binding
At3g56240 / Copper homeostasis factor / copper chaperone (CCH), ATX1 / 0.58 / 0.50
At3g56090c / FERRITIN 3, ATFER3 / 0.47 / 0.62
At3g11050 / FERRITIN 2, ATFER2 / 0.41 / 0.39
At2g40300c / FERRITIN 4, ATFER4 / 0.29 / 0.38
At5g01600c / FERRITIN 1, ATFER1 / 0.15 / 0.21
Cell wall-related
At4g02330 / Pectinesterase family protein, ATPMEPCRB / 9.38 / 2.88
At1g09790 / COBRA-LIKE PROTEIN 6 PRECURSOR, COBL6 / 8.07 / 4.96
Development
At4g13345 / MATERNAL EFFECT EMBRYO ARREST 55, MEE55 / 2.73 / 1.94
At4g38950b / Kinesin motor family protein / 1.95 / 2.13
At4g04770 / ARABIDOPSIS THALIANA NUCLEOSOME ASSEMBLY PROTEIN 1, ATABC1 / 0.41 / 0.39
Unknown
At3g61930a / Expressed protein / 23.90 / 11.74
At1g47400a / Expressed protein / 13.60 / 6.64
At4g19370 / Hypothetical protein / 13.28 / 11.54
At5g55620a / Expressed protein / 11.64 / 12.25
At3g07720a / Kelch repeat-containing protein / 11.28 / 12.10
At5g67370a / Expressed protein / 7.31 / 13.33
At5g05250a / Expressed protein / 5.95 / 4.39
At4g33666 / At4g33670 / Expressed protein / 5.85 / 4.93
At1g49000 / Expressed protein / 5.81 / 3.42
At3g61410b / Unknown / 4.22 / 4.84
At3g18560 / Expressed protein / 4.09 / 4.31
At4g19160 / Expressed protein / 3.29 / 2.61
At5g19970 / Expressed protein / 3.28 / 2.26
At5g02580 / Expressed protein / 2.59 / 2.28
At1g12030 / Expressed protein / 2.43 / 1.51
At3g57160 / Expressed protein / 2.42 / 1.89
At2g29995b / Expressed protein / 2.34 / 3.27
At1g60610 / Expressed protein / 2.29 / 3.06
At3g51540 / Expressed protein / 2.29 / 2.64
At3g56360b / Expressed protein / 2.29 / 1.64
At2g25735 / Expressed protein / 2.26 / 2.48
At3g01860 / Expressed protein / 2.23 / 2.10
At4g30130 / Expressed protein / 2.05 / 2.34
At3g12920 / Expressed protein / 2.01 / 1.87
At2g10560 / At5g04860 / Hypothetical protein / 1.90 / 2.39
At4g18425 / expressed protein / 0.66 / 0.48
At5g40510 / Expressed protein / 0.52 / 0.47
At2g31945 / Expressed protein / 0.50 / 0.36
At5g59400 / Expressed protein / 0.45 / 0.37
At1g68650c / Expressed protein / 0.42 / 0.44
At2g36885c / Expressed protein / 0.36 / 0.40