Supplemental Table 2A. Transcription factor genes expressed in the maize root
tip.*
Tag sequence
GAAATCCATT
Accession Tag No
Blast Annotation
CF638159
90 putative transcription factor [O. sativa]
At Homolog
No**
GTTTTCGTGT
CK347621
5
At1g17880
TAAACGTTGT
CF636668
74
TGTGTTCAGA
CF636668
4
CTTGCTTTTT
CF625747
45
CAGCTTGAGC
CF625747
3
AAGCCCATCA
CF625747
4
At3g12390
CTTGCTTAGA
CF625747
3
At3g12390
AAGTATGCCT
CK985471
24
ATCGAGAATT
CK985471
2
CTTCACGAAG
CF633591
19
AACGAGAATT
CF633302
18
At1g73230
TTGAATTCTG
CF630206
3
At1g73230
AGGAGCCACC
CF625844
19
response regulator 7 / GATA-4/5/6
transcription factors [Z. mays]
At1g59940
CAGCAACGTT* CF634583
18
At3g21175
TTTGCAGCCG* CF634583
10
zinc finger (GATA type) family protein /
GATA-4/5/6 transcription factors [A.
thaliana]
CTTTCGACGA
CF630891
16
auxin response transcription factor [O. sativa]
At5g37020
GAGTAGTACC
CF624173
13
bZIP transcription factor family protein [A.
thaliana]
At1g42990
CTTGGCGTTG* CK827278
12
putative transcription factor APFI [O. sativa]
At1g47260
TGCTCCAGTT
CF636090
12
putative transcription factor BTF3 [O. sativa]
At1g73230
GGAGAGACCT
CF636090
11
AATTTTAAGT
CK986063
11
GAAGACTTGA CK986063
3
At1g66580
GAAGTAAAAA CK986063
3
At1g66580
CTTGGGCTCT
CF638232
10
CAGACTCATA
CF638232
2
TAAACCACGT
CF631845
10
LIM transcription factor homolog [Z. mays]
At1g10200
At1g10200
nascent polypeptide associated complex alpha
chain / transcription factor containing NAC
and TS-N domains [O. sativa]
putative transcription factor; factor BTF3 [O.
sativa]
putative transcription factor [O. sativa]
At3g12390
At3g12390
At1g73230
At1g73230
No**
At3g21175
At1g73230
putative transcription factor QM [Z. mays]
At1g66580
predicted transcription factor / X1 protein [Z.
mays]
At1g13790
LIM transcription factor homolog [Z. mays]
At1g10200
At1g13790
TGCGTTCAGA
CF631422
2
At1g10200
TACTGCTCTC
CF631915
9
TGACCAAGAA
CF631915
3
GGGTGATCTG
CF626843
8
putative bHLH protein [O. sativa]
At5g54680
TTTGCGCTTG
CF625270
8
At5g25490
GGGGGCGGAA CK828132
7
zinc finger transcription factor ZFP30 [O.
sativa]
bZIP transcription factor [O. sativa]
TGTACCTCAG
CF633566
7
expressed protein / Transcription factor TMF
[A. thaliana]
At1g79830
TGTGGCCCAA
CF630312
7
RNA polymerase II mediator complex proteinrelated / subunit of SRB subcomplex of RNA
polymerase II [A. thaliana]
At5g41910
TGCTCCAGCT
CF624226
7
putative transcription factor [O. sativa]
At1g73230
GTTTGCTCTT
CK826696
6
DNA-binding factor LIP 15 [Z. mays]
At3g62420
CGCCATCTTC* CF624036
5
At5g48560
CATTTGAATG
CF636158
4
bHLH transcription factor(GBOF-1)-like [O.
sativa]
transcription factor IIA large subunit, putative /
TFIIA large subunit, putative [A. thaliana]
CCGTCTCTTC
CK985652
4
zinc finger transcription factor ZFP30 [O.
sativa]
At3g15680
GACAGTGTGA CK826653
4
predicted transcription factor [O. sativa]
At3g22435
GTATGGCGGC
CF634764
4
transcription factor IIA small subunit [O.
sativa]
At4g24440
CGGTGAAAAG
CF625175
4
phosphate starvation response regulator-like /
MYB transcription factor [O. sativa]
At5g18240
GTTGATCTTT
CF623692
3
putative transcription factor (myb) [O. sativa]
At1g09540
GCCATTCGCT
CF634156
3
putative transcription factor [O. sativa]
At1g45249
ACAGAGCTTT
CF634156
2
TGTAACGTGT
CF629921
3
TTGCAAGACA
CF629921
2
ACTTTGTTTG
CF624978
GATGATGAAT
CTCGACTTCA
bHLH transcription factor [A. thaliana]
At1g69010
At1g69010
At5g06950
At1g07470
At1g45249
putative C-terminal binding protein / CtBP
transcription factor [O. sativa]
At1g01510
3
similar to transcription factor TFIIIA [O.
sativa]
At1g72050
CF632056
2
MybHv1 [H. vulgare ssp. vulgare]
At4g38620
CF632056
2
At1g01510
At4g38620
GATTGGTTGC
CK347519
2
hypothetical /RNA polymerase I transcription
factor UAF [O. sativa]
At3g03590
TTGGTATCGA
CF638000
2
TF-like protein/ Transcription factor NF-X1
[O. sativa]
At1g10170
GTGGGTACTA
CF637548
2
At1g53910
TATGGGCGAA
CF623957
2
putative EREBP-type transcription factor [O.
sativa]
knotted class 1 homeodomain protein
liguleless3 / Transcription factor MEIS1 and
related HOX domain proteins [Z. mays]
TTGTCACGAT
CF623925
2
putative basic-helix-loop-helix transcription
factor / bHLH transcription factor [O. sativa]
At5g46690
CCTTCATTTC*
CF626771
2
transcription factor HBP-1a (Histone-specific
transcription factor HBP1) [T. aestivum]
At2g35530
TGGTGCTGTT
CK347585
2
predicted transcription factor P0434B04.8 [O.
sativa]
At1g80790
AACATAAGTT
CF631270
2
At5g57390
TACCATTGTA
CF628635
2
ovule development protein aintegumenta
(ANT)-like / AP2 domain transcription factor
[O. sativa]
expressed protein / Transcription factor e(y)2
[A. thaliana]
GGTTAATTTT
CF628262
2
At5g06950
TACGAAACAG
CF625394
2
putative transcription factor HBP-1b [O.
sativa]
putative transcription factor OsEIL2 [O.
sativa]
At4g08150
At3g27100
At2g27050
*Multiple tags per gene indicate alternatively spliced transcripts or transcripts with
multiple 3’ ends (see also: Poroyko et al., 2004). **No – no significant homology with
an Arabidopsis gene found.
Supplemental Table 2B. Channel and Transporter Genes expressed in the Maize
Root Tip.*
Tag Sequence*
Accession
Tag No.
Blast Hit
CTGTTGGCTG
ATCCGTGTGT
TATTCTTTCT
ATCCTTTCTG
CTGTTATAGA
CF635658
CF635658
CF634012
CF635658
CF629385
28
7
4
2
28
potassium channel beta subunit protein [O.
sativa]
AACTGCGAAA CF636009
26
TACAGGCCTG
TAAACAAGGA
AATCCCGCAG
AACACTCAAA
CAAATAGCGT
GAGGAAAATT
CF624650
CF624264
CF623456
CF624650
CK986177
CF635176
24
9
3
2
2
20
voltage-dependent anion channel protein 1b
[Z. mays]
member of the sugar transporter family
PF|00083. ES [O. 1sativa]
TAAACTGTTC
CF626338
18
GCAAGTGCAC
CTGGTGTTGC
TGTATCTCTA
GACGGCAAAA
GGTTTGAAGA
GGAAAAAAAA
CF634495
CF629069
CF638171
CF627866
CF631711
CK348204
10
3
10
9
3
9
TCTCTAAGTT CF636649
ATCGATGATG CK827624
GATTATTATG CF628805
TGTTTCACTT CF628805
TAATACTAGT CF627194
9
2
8
6
8
GTCCTCTGTA
TAAAGTGCTA
TGATTCTGAC
AATGTTAGGT
TATGTAAGGA
CF635829
CF630015
CF633887
CF633887
CF627216
7
4
7
2
7
CATACGTATT
TATAAGCTGT
GCTGAAGAAG
TATGGTGATA
CF629883
CF629883
CF637913
CF628516
6
3
5
5
transporter-related-like protein [O. sativa]
voltage-dependent anion channel protein 1a
[Z. mays]
predicted Fe(III)-siderophore transporter /
TPA: putative yellow stripe-like protein [O.
sativa]
voltage-dependent anion channel protein 2
[Z. mays]
boron transporter [O. sativa]
putative cationic amino acid transporter [O.
sativa]
ABC transporter family protein [A.
thaliana]
putative sorbitol transporter [O. sativa]
UDP-galactose/UDP-glucose transporter,
putative [A. thaliana]
metal transporter family protein [A.
thaliana]
putative peptide transporter [O. sativa]
At homolog
At1g04690
At1g04690
At1g04690
At1g04690
At1g76670
At3g01280
At1g19450
At1g19450
At1g75220
At1g19450
At1g75220
At5g15090
At3g27020
At3g01280
At3g01280
At3g62270
At1g58030
At5g36940
At1g67940
At2g16120
At2g16120
At1g14360
At1g14360
At3g08650
putative organic solute transporter [O.
sativa]
putative proline transport protein [O. sativa]
At5g01180
At5g01180
At3g05940
At3g05940
At2g39890
putative histidine amino acid transporter [O.
sativa]
putative sugar transporter [O. sativa]
Putative sulfate transporter [O. sativa]
At5g40780
At5g40780
At2g16120
At5g10180
CCTGGTGTAG
CF627652
5
mitochondrial phosphate transporter [Z.
mays]
MRP-like ABC transporter [O. sativa]
ATATAAGTGA CF628903
CCAACCATAT CF628903
AACCCCGCCG CF624557
4
2
4
GTGTCTGTAC
CK348223
4
GCCATATCCC
TTTTGCTAGT
CF625216
CF625216
4
3
AATTTTGAGA
ATTTCTTTTT
CCCTCCTTTT
CF627579
CF627579
CF636163
4
2
4
AGCAAGATCT
CF625010
4
TTAATTCCCA
CF628477
3
TTGAGGGAAC CF635890
3
TGTGCGCTAT
CF624353
3
CCTCTCGAGG
CF635722
3
amino acid transporter family protein [A.
thaliana]
putative plastidic ATP/ADP-transporter [O.
sativa]
peptide/amino acid transporter-like protein
[A. thaliana]
Xanthine/uracil transporter / putative
permease [O. sativa]
putative amino acid transport protein [O.
sativa]
hexose transporter [H. vulgare ssp. vulgare]
TATAAAATAC CK827757
GAAATTAAGC CF624184
3
3
PDR-like ABC transporter [O. sativa]
HAK2 / Potassium transporter [H. vulgare]
At2g37280
At3g02050
GCTGACCGTG CK348164
ATGATTGATG CF638009
3
3
At1g02260
At5g23810
CATTTATTAG
CF630358
3
ATCAATTTCA CF635404
GTGTGACGAG CF633526
3
3
AAAATGAGAA CF628086
CAAGTTGATG CF628086
AGCTTTTTAA CF627692
2
2
2
TATGTATTTG
CATTTCAAAT
CK348196
CF629373
2
2
AATTGGTTAT
CK348066
2
putative anion transporter [O. sativa]
putative amino acid transport protein AAP2
[O. sativa]
putative cyclic nucleotide and calmodulinregulated ion channel protein [H. vulgare
ssp. vulgare]
porin [Z. mays]
putative sulfate transporter ATST1 [O.
sativa]
putative CorA-like Mg2+ transporter
protein [O. sativa]
putative iron inhibited ABC transporter 2
[O. sativa]
sucrose transporter [O. sativa]
organic cation transporter-like protein [O.
sativa]
histidine amino acid transporter [O. sativa]
TAAAATCACA CK827242
GGCTAATGAA CK347176
2
2
CLC-Nt2 protein [N. tabacum]
amino acid transporter [G. max]
At5g40890
At1g58360
tonoplast water channel [Z. mays]; TIPhomolog
putative cyclic nucleotide and calmodulinregulated ion channel protein [O. sativa]
porin/voltage-dependent anion-selective
channel protein VDAC3.1 [Lotus
corniculatus var. japonicus]
potassium channel [Z. mays]
At5g14040
At2g34660
At2g34660
At2g36830
At5g15410
At5g57490
At5g57490
At2g25600
At2g25600
At2g41190
At1g15500
At3g16180
At2g27810
At2g39130
At4g35300
At5g54250
At3g01280
At3g51895
At5g64560
At5g64560
At5g60790
At1g09960
At4g17370
At1g24400
TGCAGCTACC CK348072
2
AAAATTAGTG CK347129
2
AGTGGGAGGA CF630717
2
AACACTACAA CK348168
2
AGGACTGTGG CF635014
2
TTGGGGAACG CF629793
2
ATGTTCTTGC
2
CF637864
predicted UDP-galactose transporter [A.
thaliana]
putative sugar transporter protein [Z. mays]
At5g65000
strong similarity to MRP-like ABC
transporter gb|U92650 (A. thaliana)
UDP-sugar transporter-related [A. thaliana]
At1g04120
ABC transporter family protein [A.
thaliana]
conserved hypothetical protein / Na+-bile
acid cotransporter [Leptospira interrogans
serovar lai str. 56601]
MDR-like ABC transporter [O. sativa]
At5g02270
*Gene matches by more than one tag are included.
At5g02120
At4g32270
At1g78560
At2g47000