Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At5g06800	Myb family transcription factor PHL5.	No verified direct reference in this release
Arabidopsis	At5g29000	Transcription factor acting as central integrator of phosphate starvation responses.	A central regulatory system largely controls transcriptional activation and repression responses to phosphate starvation in Arabidopsis.; 2010; DOI: 10.1371/journal.pgen.1001102; PMID: 20838596; https://pubmed.ncbi.nlm.nih.gov/20838596/ | Arabidopsis ferritin 1 (AtFer1) gene regulation by the phosphate starvation response 1 (AtPHR1) transcription factor reveals a direct molecular link between iron and phosphate homeostasis.; 2013; DOI: 10.1074/jbc.m113.482281; PMID: 23788639; https://pubmed.ncbi.nlm.nih.gov/23788639/
Rice	UniProt: A2XYN9	Transcription factor binding to specific DNA sequences of target genes promoters, such as the motif R1BS 5'-NAKATNCN-3' and the motif P1BS 5'-GNATATNC-3' to trigger their expression (By similarity).	No verified direct reference in this release
Rice	Os04g0665600	Transcription factor binding to specific DNA sequences of target genes promoters, such as the motif R1BS 5'-NAKATNCN-3' and the motif P1BS 5'-GNATATNC-3' to trigger their expression.	An SPX-RLI1 Module Regulates Leaf Inclination in Response to Phosphate Availability in Rice.; 2018; DOI: 10.1105/tpc.17.00738; PMID: 29610209; https://pubmed.ncbi.nlm.nih.gov/29610209/ | Modulation of nitrate-induced phosphate response by the MYB transcription factor RLI1/HINGE1 in the nucleus.; 2021; DOI: 10.1016/j.molp.2020.12.005; PMID: 33316467; https://pubmed.ncbi.nlm.nih.gov/33316467/
Rice	UniProt: B8B5N8	Transcription factor involved in phosphate starvation signaling (By similarity).	No verified direct reference in this release
Rice	Os07g0438800	Transcription factor involved in phosphate starvation signaling.	OsPHR2 is involved in phosphate-starvation signaling and excessive phosphate accumulation in shoots of plants.; 2008; DOI: 10.1104/pp.107.111443; PMID: 18263782; https://pubmed.ncbi.nlm.nih.gov/18263782/ | Role of OsPHR2 on phosphorus homeostasis and root hairs development in rice (Oryza sativa L.).; 2008; DOI: 10.4161/psb.3.9.5781; PMID: 19704822; https://pubmed.ncbi.nlm.nih.gov/19704822/ | OsSPX1 suppresses the function of OsPHR2 in the regulation of expression of OsPT2 and phosphate homeostasis in shoots of rice.; 2010; DOI: 10.1111/j.1365-313x.2010.04170.x; PMID: 20149131; https://pubmed.ncbi.nlm.nih.gov/20149131/ | SPX4 Negatively Regulates Phosphate Signaling and Homeostasis through Its Interaction with PHR2 in Rice.; 2014; DOI: 10.1105/tpc.114.123208; PMID: 24692424; https://pubmed.ncbi.nlm.nih.gov/24692424/ | Rice SPX1 and SPX2 inhibit phosphate starvation responses through interacting with PHR2 in a phosphate-dependent manner.; 2014; DOI: 10.1073/pnas.1404680111; PMID: 25271318; https://pubmed.ncbi.nlm.nih.gov/25271318/ | Genetic manipulation of a high-affinity PHR1 target cis-element to improve phosphorous uptake in Oryza sativa L.; 2015; DOI: 10.1007/s11103-015-0289-y; PMID: 25657119; https://pubmed.ncbi.nlm.nih.gov/25657119/ | Integrative Comparison of the Role of the PHOSPHATE RESPONSE1 Subfamily in Phosphate Signaling and Homeostasis in Rice.; 2015; DOI: 10.1104/pp.15.00736; PMID: 26082401; https://pubmed.ncbi.nlm.nih.gov/26082401/ | Modulation of nitrate-induced phosphate response by the MYB transcription factor RLI1/HINGE1 in the nucleus.; 2021; DOI: 10.1016/j.molp.2020.12.005; PMID: 33316467; https://pubmed.ncbi.nlm.nih.gov/33316467/