Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At3g28345	ABC transporter B family member 15.	No verified direct reference in this release
Arabidopsis	At3g28380	ABC transporter B family member 17.	No verified direct reference in this release
Arabidopsis	At2g36910	May participate in brassinosteroid export and related signaling.	Arabidopsis TWISTED DWARF1 regulates stamen elongation by differential activation of ABCB1,19-mediated auxin transport.; 2022; DOI: 10.1093/jxb/erac185; PMID: 35512423; https://pubmed.ncbi.nlm.nih.gov/35512423/ | Loss of Multiple ABCB Auxin Transporters Recapitulates the Major  twisted dwarf 1  Phenotypes in  Arabidopsis thaliana .; 2022; DOI: 10.3389/fpls.2022.840260; PMID: 35528937; https://pubmed.ncbi.nlm.nih.gov/35528937/ | Structure and function of the <i>Arabidopsis</i> ABC transporter ABCB19 in brassinosteroid export.; 2024; DOI: 10.1126/science.adj4591; PMID: 38513023; https://pubmed.ncbi.nlm.nih.gov/38513023/ | Structural insights into brassinosteroid export mediated by the Arabidopsis ABC transporter ABCB1.; 2025; DOI: 10.1016/j.xplc.2024.101181; PMID: 39497419; https://pubmed.ncbi.nlm.nih.gov/39497419/
Arabidopsis	At3g28390	ABC transporter B family member 18.	No verified direct reference in this release
Rice	Os02g0190300	Putative multidrug resistance protein.	No verified direct reference in this release