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. 2014 Jun 27;9(6):e99367. doi: 10.1371/journal.pone.0099367

Table 2. Identification of putative functions for expression marker genes based on a phylogenetic tree analysis with Arabidopsis thaliana using the deduced amino acid sequences of the AP2 domain for each gene (Figure S1–S10 in File S1; Tables S7–S8 in File S2).

Gene Transcript accumulation Phylogenetic analysis
Orthologous gene Accession No. Putative function Reference
HbERF-Ib04 Low in mature male flower - At4g39780-Ib - -
HbERF-Ib11 High in mature male flower - At4g13620-Ib - -
HbERF-IIa03 High in latex - - - -
HbERF-IIb01 High in leaf - At1g19210-IIb - -
HbERF-IIb02 High in leaf ORA47 At1g74930-IIb Biotic and abiotic stress [102]
- - - -
HbERF-IIb04 High in latex
HbERF-IIIb01 Low in latex - At1g63040-IIIb - -
HbERF-IIIe02 Low in mature male flower TINY At5g25810-IIIe Suppressed cell proliferation and exhibited pleiotropic effects [103]
HbERF-IIIe04 Low in latex - At4g32800-IIIe - -
HbERF-Iva03 High in latex - - - -
HbERF-VI01 Low in mature male flower CRF2/TMO3 At4g23750-VI Related to root initiation at later embryonic stages [73], [104]
HbERF-VI03 High in zygotic embryo - - - -
HbERF-VI04 Low in latex
HbERF-VI05 Low in latex - - - -
HbERF-VI-L03 Low in mature male flower CRF10 At1g68550.1-VI-L Cytokinin signalling pathway [105]
HbERF-VI-L04 Low in mature male flower - - - -
HbERF-VI-L06 Low in latex - - - -
HbERF-VIIa01 High in zygotic embryo and cotyledon - - - -
HbERF-VIIa04 High in latex - - - -
HbERF-VIIa07 High in latex RAP2.12 At1g53910 Activates gene expression for hypoxia [80], [91]
HbERF-VIIa12 High in bark and latex
HbERF-VIIa17 High in bark AtEBP/RAP2.3/ERF72 At3g16770-VIIa Jasmonate and/or ethylene [84]
HbERF-VIIa20 Low in leaf
HbERF-VIIIa04 High in bark and latex AtERF3 At1g50640-VIIIa Repressors of GCC box-dependent transcription [106]
HbERF-VIIIa08 Low in latex - - - -
HbERF-IXa02 High in immature female flower, low in cotyledon - - - -
HbERF-IXa03 Low in latex AtERF1 At4g17500-IXc Activators of GCC box–dependent transcription [106]
HbERF-IXb01 Low in latex - - - -
HbERF-IXb03 Low in latex ERF5 At5g47230-IXc Activators of GCC box–dependent transcription [106]
HbERF-IXc04 High in bark ERF1
HbERF-IXc05 High in bark
HbERF-Xa01 Low in leaf Rap2.6L At5g13330 -Xa Expression drought-responsive gene -
HbERF-Xa02 High in immature female flower [107]
HbERF-Xa04 High in latex - - - -
HbERF-Xa06 Low in leaf ERF110 At5g50080-Xa Regulation of bolting time [108]