Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At1g11720	Involved in the synthesis of glycan chains within amylopectin in leaves.	No verified direct reference in this release
Arabidopsis	At4g18240	Probably involved in the priming of starch granule formation.	No verified direct reference in this release
Rice	Os08g0191433	Involved in starch synthesis in endosperm amyloplasts.	Knockout of a starch synthase gene OsSSIIIa/Flo5 causes white-core floury endosperm in rice (Oryza sativa L.).; 2007; DOI: 10.1007/s00299-007-0309-8; PMID: 17297616; https://pubmed.ncbi.nlm.nih.gov/17297616/ | Characterization of SSIIIa-deficient mutants of rice: the function of SSIIIa and pleiotropic effects by SSIIIa deficiency in the rice endosperm.; 2007; DOI: 10.1104/pp.107.102533; PMID: 17586688; https://pubmed.ncbi.nlm.nih.gov/17586688/ | Structures of starches from rice mutants deficient in the starch synthase isozyme SSI or SSIIIa.; 2011; DOI: 10.1021/bm200019q; PMID: 21417378; https://pubmed.ncbi.nlm.nih.gov/21417378/ | Double repression of soluble starch synthase genes SSIIa and SSIIIa in rice (Oryza sativa L.) uncovers interactive effects on the physicochemical properties of starch.; 2011; DOI: 10.1139/g11-010; PMID: 21595523; https://pubmed.ncbi.nlm.nih.gov/21595523/ | Starch biosynthesis in rice endosperm requires the presence of either starch synthase I or IIIa.; 2011; DOI: 10.1093/jxb/err125; PMID: 21730357; https://pubmed.ncbi.nlm.nih.gov/21730357/