TABLE 1.
Summary of the phenotypes from FtsH mutants of Arabidopsis thaliana.
| Genotype | FtsH location | Phenotype | Reference(s) |
| ftsH1 (typeA) null | Thylakoid membrane | WT-like phenotype | Sakamoto et al., 2003; Zaltsman et al., 2005b |
| ftsH5 (type A) null | Thylakoid membrane | Weak leaf variegation (var1) | Sakamoto et al., 2002; Wagner et al., 2011 |
| ftsH1, ftsH5 null | Thylakoid membrane | Albino-like, embryo lethality, loss of photoautotrophic growth | Yu et al., 2004, 2005; Zaltsman et al., 2005b |
| ftsH2 (type B) null | Thylakoid membrane | Yellow variegated 2 (var2) severe leaf variegation |
Chen et al., 2000; Takechi et al., 2000; Bailey et al., 2002; Wagner et al., 2011 |
| ftsH8 (type B) null | Thylakoid membrane | WT-like phenotype | Sakamoto et al., 2003; Zaltsman et al., 2005b; Wagner et al., 2011 |
| ftsH2, ftsH8 null | Thylakoid membrane | Albino-like, embryo lethality, loss of photoautotrophic growth | Yu et al., 2004, 2005; Zaltsman et al., 2005b |
| ftsH1, ftsH8 null | Thylakoid membrane | WT-like phenotype | Zaltsman et al., 2005b |
| ftsH6 null | Thylakoid membrane | Enhanced heat-tolerance and thermomemory | Sedaghatmehr et al., 2016 |
| ftsH7 null | Chloroplast envelope | WT-like phenotype | Wagner et al., 2011 |
| ftsH9 null | Chloroplast envelope | Unknown | Ferro et al., 2010; Wagner et al., 2011 |
| ftsH12 null | Chloroplast envelope | Embryo lethality | Ferro et al., 2010 |
| ftsHi1 null | Chloroplast envelope | Embryo lethality | Kadirjan-Kalbach et al., 2012; Mishra et al., 2019 |
| ftsHi1 missense mutant | Chloroplast envelope | Pale seedling | Kadirjan-Kalbach et al., 2012; Mishra et al., 2019 |
| ftsHi2 null | Chloroplast envelope | Embryo lethality | Schreier et al., 2018; Mishra et al., 2019 |
| ftsHi3 null | Chloroplast envelope | Residual albino growth | Kikuchi et al., 2018 |
| ftsHi4 null | Chloroplast envelope or thylakoid membrane |
Embryo lethality | Lu et al., 2014; Mishra et al., 2019 |
| ftsHi5 null | Chloroplast envelope | Embryo lethality | Wang et al., 2018; Mishra et al., 2019 |
| ftsH11 (i-AAA) null | Chloroplast envelope | Reduced heat-tolerance | Urantowka et al., 2005; Chen et al., 2006; Wagner et al., 2011, 2016 |
| ftsH4 (i-AAA) null | Mitochondrial inner membrane | Abnormal leaf morphology in late rosette development under short-day conditions | Gibala et al., 2009; Wagner et al., 2011 |
| ftsH3 (m-AAA) null | Mitochondrial inner membrane | WT-like phenotype | Piechota et al., 2010; Wagner et al., 2011 |
| ftsH10 (m-AAA) null | Mitochondrial inner membrane | WT-like phenotype | Piechota et al., 2010; Wagner et al., 2011 |
| ftsH3, ftsH10 null | Mitochondrial inner membrane | Decreased size of seedlings and developmental delay | Kolodziejczak et al., 2018 |