Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At2g31400	Involved in nuclear gene expression via the retrograde plastid-to-nucleus signaling.	Signals from chloroplasts converge to regulate nuclear gene expression.; 2007; PMID: 17395793; https://pubmed.ncbi.nlm.nih.gov/17395793/ | Plastid signals that affect photomorphogenesis in Arabidopsis thaliana are dependent on GENOMES UNCOUPLED 1 and cryptochrome 1.; 2009; DOI: 10.1111/j.1469-8137.2008.02729.x; PMID: 19140931; https://pubmed.ncbi.nlm.nih.gov/19140931/ | The Arabidopsis plastid-signalling mutant gun1 (genomes uncoupled1) shows altered sensitivity to sucrose and abscisic acid and alterations in early seedling development.; 2010; DOI: 10.1093/jxb/erq186; PMID: 20605896; https://pubmed.ncbi.nlm.nih.gov/20605896/ | Timing the switch to phototrophic growth: a possible role of GUN1.; 2011; DOI: 10.4161/psb.6.4.14900; PMID: 21673514; https://pubmed.ncbi.nlm.nih.gov/21673514/
Arabidopsis	At1g74850	Involved in plastid gene expression.	pTAC2, -6, and -12 are components of the transcriptionally active plastid chromosome that are required for plastid gene expression.; 2006; DOI: 10.1105/tpc.105.036392; PMID: 16326926; https://pubmed.ncbi.nlm.nih.gov/16326926/
Arabidopsis	At5g02860	Pentatricopeptide repeat-containing protein At5g02860.	No verified direct reference in this release
Arabidopsis	At5g42310	Required for chloroplast protein synthesis and accumulation of subunits of the thylakoid protein complexes.	CRP1 Protein: (dis)similarities between Arabidopsis thaliana and Zea mays.; 2017; DOI: 10.3389/fpls.2017.00163; PMID: 28261232; https://pubmed.ncbi.nlm.nih.gov/28261232/
Arabidopsis	At1g12620	Pentatricopeptide repeat-containing protein At1g12620.	No verified direct reference in this release