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Current knowledge indicates mitosomes probably play a role in [[Iron-sulfur protein#Biosynthesis|Fe-S cluster assembly]], since they do not display any of the proteins involved in other major mitochondrial functions ([[aerobic respiration]] via [[oxidative phosphorylation]], [[haem biosynthesis]]) while they do display [[Iron-sulfur cluster biosynthesis protein family|proteins required for Fe-S cluster biosynthesis]] (like [[frataxin]], [[cysteine desulfurase]], [[Isu1]] and a mitochondrial [[Hsp70]]).<ref name=":05">{{Cite journal |last=Onuț-Brännström |first=Ioana |last2=Stairs |first2=Courtney W |last3=Campos |first3=Karla Iveth Aguilera |last4=Thorén |first4=Markus Hiltunen |last5=Ettema |first5=Thijs J G |last6=Keeling |first6=Patrick J |last7=Bass |first7=David |last8=Burki |first8=Fabien |date=2023-03-03 |editor-last=Eme |editor-first=Laura |title=A Mitosome With Distinct Metabolism in the Uncultured Protist Parasite Paramikrocytos canceri (Rhizaria, Ascetosporea) |url=https://academic.oup.com/gbe/article/doi/10.1093/gbe/evad022/7039708 |journal=Genome Biology and Evolution |language=en |volume=15 |issue=3 |doi=10.1093/gbe/evad022 |issn=1759-6653}}</ref><ref name="Goldberg045">{{cite journal |display-authors=6 |vauthors=Goldberg AV, Molik S, Tsaousis AD, Neumann K, Kuhnke G, Delbac F, Vivares CP, Hirt RP, Lill R, Embley TM |date=April 2008 |title=Localization and functionality of microsporidian iron-sulphur cluster assembly proteins |journal=Nature |volume=452 |issue=7187 |pages=624–628 |bibcode=2008Natur.452..624G |doi=10.1038/nature06606 |pmid=18311129 |s2cid=4431368}}</ref><ref name=":34">{{Cite journal |last=Santos |first=Herbert J. |last2=Makiuchi |first2=Takashi |last3=Nozaki |first3=Tomoyoshi |date=2018-12 |title=Reinventing an Organelle: The Reduced Mitochondrion in Parasitic Protists |url=https://doi.org/10.1016/j.pt.2018.08.008 |journal=Trends in Parasitology |volume=34 |issue=12 |pages=1038–1055 |doi=10.1016/j.pt.2018.08.008 |issn=1471-4922}}</ref> Additionally, modified mitosomes in the intracellular parasitic protist ''Paramikrocytos canceri'' may biosynthesize phospholipids and support glycolytic [[ATP]] production, based on genomic and transcriptomic analysis.<ref name=":05" /> Mitosomes may also facilitate metabolic activation of [[Sulfate|sulfates]] in some eukaryotes, based on analyses of enzymes from mitosomes in ''[[Entamoeba histolytica]]'' and ''[[Mastigamoeba balamuthi]]''.<ref name=":22">{{cite journal |vauthors=Mi-ichi F, Abu Yousuf M, Nakada-Tsukui K, Nozaki T |date=December 2009 |title=Mitosomes in Entamoeba histolytica contain a sulfate activation pathway |journal=Proceedings of the National Academy of Sciences of the United States of America |volume=106 |issue=51 |pages=21731–21736 |doi=10.1073/pnas.0907106106 |pmc=2799805 |pmid=19995967 |doi-access=free}}</ref><ref name=":4">{{Cite journal |last=Mi-ichi |first=Fumika |last2=Miyamoto |first2=Tomofumi |last3=Takao |first3=Shouko |last4=Jeelani |first4=Ghulam |last5=Hashimoto |first5=Tetsuo |last6=Hara |first6=Hiromitsu |last7=Nozaki |first7=Tomoyoshi |last8=Yoshida |first8=Hiroki |date=2015-06-02 |title=Entamoeba mitosomes play an important role in encystation by association with cholesteryl sulfate synthesis |url=https://pnas.org/doi/full/10.1073/pnas.1423718112 |journal=Proceedings of the National Academy of Sciences |language=en |volume=112 |issue=22 |doi=10.1073/pnas.1423718112 |issn=0027-8424 |pmc=PMC4460517 |pmid=25986376}}</ref> Recent work indicates that mitosomes participate in the transformation of ''[[Entamoeba histolytica]]'' [[Trophozoite|trophozoites]] into cysts, thereby playing a key role in the pathogenic life cycle of this organism,<ref name=":4" /> though the role of mitosomes in pathogenicity is less clear for many other parasitic eukaryotes.<ref name=":34" />
Current knowledge indicates mitosomes probably play a role in [[Iron-sulfur protein#Biosynthesis|Fe-S cluster assembly]], since they do not display any of the proteins involved in other major mitochondrial functions ([[aerobic respiration]] via [[oxidative phosphorylation]], [[haem biosynthesis]]) while they do display [[Iron-sulfur cluster biosynthesis protein family|proteins required for Fe-S cluster biosynthesis]] (like [[frataxin]], [[cysteine desulfurase]], [[Isu1]] and a mitochondrial [[Hsp70]]).<ref name=":05">{{Cite journal |last=Onuț-Brännström |first=Ioana |last2=Stairs |first2=Courtney W |last3=Campos |first3=Karla Iveth Aguilera |last4=Thorén |first4=Markus Hiltunen |last5=Ettema |first5=Thijs J G |last6=Keeling |first6=Patrick J |last7=Bass |first7=David |last8=Burki |first8=Fabien |date=2023-03-03 |editor-last=Eme |editor-first=Laura |title=A Mitosome With Distinct Metabolism in the Uncultured Protist Parasite Paramikrocytos canceri (Rhizaria, Ascetosporea) |url=https://academic.oup.com/gbe/article/doi/10.1093/gbe/evad022/7039708 |journal=Genome Biology and Evolution |language=en |volume=15 |issue=3 |doi=10.1093/gbe/evad022 |issn=1759-6653}}</ref><ref name="Goldberg045">{{cite journal |display-authors=6 |vauthors=Goldberg AV, Molik S, Tsaousis AD, Neumann K, Kuhnke G, Delbac F, Vivares CP, Hirt RP, Lill R, Embley TM |date=April 2008 |title=Localization and functionality of microsporidian iron-sulphur cluster assembly proteins |journal=Nature |volume=452 |issue=7187 |pages=624–628 |bibcode=2008Natur.452..624G |doi=10.1038/nature06606 |pmid=18311129 |s2cid=4431368}}</ref><ref name=":34">{{Cite journal |last=Santos |first=Herbert J. |last2=Makiuchi |first2=Takashi |last3=Nozaki |first3=Tomoyoshi |date=2018-12 |title=Reinventing an Organelle: The Reduced Mitochondrion in Parasitic Protists |url=https://doi.org/10.1016/j.pt.2018.08.008 |journal=Trends in Parasitology |volume=34 |issue=12 |pages=1038–1055 |doi=10.1016/j.pt.2018.08.008 |issn=1471-4922}}</ref> Additionally, modified mitosomes in the intracellular parasitic protist ''Paramikrocytos canceri'' may biosynthesize phospholipids and support glycolytic [[ATP]] production, based on genomic and transcriptomic analysis.<ref name=":05" /> Mitosomes may also facilitate metabolic activation of [[Sulfate|sulfates]] in some eukaryotes, based on analyses of enzymes from mitosomes in ''[[Entamoeba histolytica]]'' and ''[[Mastigamoeba balamuthi]]''.<ref name=":22">{{cite journal |vauthors=Mi-ichi F, Abu Yousuf M, Nakada-Tsukui K, Nozaki T |date=December 2009 |title=Mitosomes in Entamoeba histolytica contain a sulfate activation pathway |journal=Proceedings of the National Academy of Sciences of the United States of America |volume=106 |issue=51 |pages=21731–21736 |doi=10.1073/pnas.0907106106 |pmc=2799805 |pmid=19995967 |doi-access=free}}</ref><ref name=":4">{{Cite journal |last=Mi-ichi |first=Fumika |last2=Miyamoto |first2=Tomofumi |last3=Takao |first3=Shouko |last4=Jeelani |first4=Ghulam |last5=Hashimoto |first5=Tetsuo |last6=Hara |first6=Hiromitsu |last7=Nozaki |first7=Tomoyoshi |last8=Yoshida |first8=Hiroki |date=2015-06-02 |title=Entamoeba mitosomes play an important role in encystation by association with cholesteryl sulfate synthesis |url=https://pnas.org/doi/full/10.1073/pnas.1423718112 |journal=Proceedings of the National Academy of Sciences |language=en |volume=112 |issue=22 |doi=10.1073/pnas.1423718112 |issn=0027-8424 |pmc=PMC4460517 |pmid=25986376}}</ref> Recent work indicates that mitosomes participate in the transformation of ''[[Entamoeba histolytica]]'' [[Trophozoite|trophozoites]] into cysts, thereby playing a key role in the pathogenic life cycle of this organism,<ref name=":4" /> though the role of mitosomes in pathogenicity is less clear for many other parasitic eukaryotes.<ref name=":34" />


== Origin ==
== Origin and Evolution ==
Mitosomes are almost certainly derived from [[Mitochondrion|mitochondria]], and commonalities between the protein transport and signaling networks of mitochondria, [[Hydrogenosome|hydrogenosomes]], and mitosomes have been interpreted as relics of their common endosymbiotic origin.<ref>{{cite book |title=Hydrogenosomes and Mitosomes: Mitochondria of Anaerobic Eukaryotes |vauthors=Dolezal P, Makki A, Dyall SD |date=2019 |publisher=Springer International Publishing |isbn=978-3-030-17941-0 |veditors=Tachezy J |series=Microbiology Monographs |volume=9 |place=Cham |pages=31–84 |language=en |chapter=Protein Import into Hydrogenosomes and Mitosomes |doi=10.1007/978-3-030-17941-0_3}}</ref> Like mitochondria, they have a double membrane and most proteins are delivered to them by a [[signal peptide|targeting sequence]] of amino acids.<ref name="Tovar99">{{cite journal |vauthors=Tovar J, Fischer A, Clark CG |date=June 1999 |title=The mitosome, a novel organelle related to mitochondria in the amitochondrial parasite Entamoeba histolytica |journal=Molecular Microbiology |volume=32 |issue=5 |pages=1013–1021 |doi=10.1046/j.1365-2958.1999.01414.x |pmid=10361303 |doi-access=free}}</ref><ref name="Williams02">{{cite journal |vauthors=Williams BA, Hirt RP, Lucocq JM, Embley TM |date=August 2002 |title=A mitochondrial remnant in the microsporidian Trachipleistophora hominis |journal=Nature |volume=418 |issue=6900 |pages=865–869 |bibcode=2002Natur.418..865W |doi=10.1038/nature00949 |pmid=12192407 |s2cid=4358253}}</ref><ref name="Goldberg04">{{cite journal |display-authors=6 |vauthors=Goldberg AV, Molik S, Tsaousis AD, Neumann K, Kuhnke G, Delbac F, Vivares CP, Hirt RP, Lill R, Embley TM |date=April 2008 |title=Localization and functionality of microsporidian iron-sulphur cluster assembly proteins |journal=Nature |volume=452 |issue=7187 |pages=624–628 |bibcode=2008Natur.452..624G |doi=10.1038/nature06606 |pmid=18311129 |s2cid=4431368}}</ref> The targeting sequence is similar to that used for mitochondria and true mitochondrial presequences will deliver proteins to mitosomes.<ref name="Tovar99" /> A number of proteins associated with mitosomes have been shown to be closely related to those of mitochondria<ref name="Bakatselou03">{{cite journal |vauthors=Bakatselou C, Beste D, Kadri AO, Somanath S, Clark CG |year=2003 |title=Analysis of genes of mitochondrial origin in the genus Entamoeba |journal=The Journal of Eukaryotic Microbiology |volume=50 |issue=3 |pages=210–214 |doi=10.1111/j.1550-7408.2003.tb00119.x |pmid=12836878 |s2cid=85169619}}</ref> or [[hydrogenosome]]s (which are also degenerate mitochondria).<ref name="Dolezal06">{{cite journal |display-authors=6 |vauthors=Dolezal P, Smíd O, Rada P, Zubácová Z, Bursać D, Suták R, Nebesárová J, Lithgow T, Tachezy J |date=August 2005 |title=Giardia mitosomes and trichomonad hydrogenosomes share a common mode of protein targeting |journal=Proceedings of the National Academy of Sciences of the United States of America |volume=102 |issue=31 |pages=10924–10929 |bibcode=2005PNAS..10210924D |doi=10.1073/pnas.0500349102 |pmc=1182405 |pmid=16040811 |doi-access=free}}</ref>
Mitosomes are almost certainly derived from [[Mitochondrion|mitochondria]], and commonalities between the protein transport and signaling networks of mitochondria, [[Hydrogenosome|hydrogenosomes]], and mitosomes have been interpreted as relics of their common [[endosymbiotic]] origin.<ref>{{cite book |title=Hydrogenosomes and Mitosomes: Mitochondria of Anaerobic Eukaryotes |vauthors=Dolezal P, Makki A, Dyall SD |date=2019 |publisher=Springer International Publishing |isbn=978-3-030-17941-0 |veditors=Tachezy J |series=Microbiology Monographs |volume=9 |place=Cham |pages=31–84 |language=en |chapter=Protein Import into Hydrogenosomes and Mitosomes |doi=10.1007/978-3-030-17941-0_3}}</ref> Like mitochondria, they have a double membrane and most proteins are delivered to them by a [[signal peptide|targeting sequence]] of amino acids.<ref name="Tovar99">{{cite journal |vauthors=Tovar J, Fischer A, Clark CG |date=June 1999 |title=The mitosome, a novel organelle related to mitochondria in the amitochondrial parasite Entamoeba histolytica |journal=Molecular Microbiology |volume=32 |issue=5 |pages=1013–1021 |doi=10.1046/j.1365-2958.1999.01414.x |pmid=10361303 |doi-access=free}}</ref><ref name="Williams02">{{cite journal |vauthors=Williams BA, Hirt RP, Lucocq JM, Embley TM |date=August 2002 |title=A mitochondrial remnant in the microsporidian Trachipleistophora hominis |journal=Nature |volume=418 |issue=6900 |pages=865–869 |bibcode=2002Natur.418..865W |doi=10.1038/nature00949 |pmid=12192407 |s2cid=4358253}}</ref><ref name="Goldberg04">{{cite journal |display-authors=6 |vauthors=Goldberg AV, Molik S, Tsaousis AD, Neumann K, Kuhnke G, Delbac F, Vivares CP, Hirt RP, Lill R, Embley TM |date=April 2008 |title=Localization and functionality of microsporidian iron-sulphur cluster assembly proteins |journal=Nature |volume=452 |issue=7187 |pages=624–628 |bibcode=2008Natur.452..624G |doi=10.1038/nature06606 |pmid=18311129 |s2cid=4431368}}</ref> The targeting sequence is similar to that used for mitochondria and true mitochondrial presequences will deliver proteins to mitosomes.<ref name="Tovar99" /> A number of proteins associated with mitosomes have been shown to be closely related to those of mitochondria<ref name="Bakatselou03">{{cite journal |vauthors=Bakatselou C, Beste D, Kadri AO, Somanath S, Clark CG |year=2003 |title=Analysis of genes of mitochondrial origin in the genus Entamoeba |journal=The Journal of Eukaryotic Microbiology |volume=50 |issue=3 |pages=210–214 |doi=10.1111/j.1550-7408.2003.tb00119.x |pmid=12836878 |s2cid=85169619}}</ref> or [[hydrogenosome]]s (which are also degenerate mitochondria).<ref name="Dolezal06">{{cite journal |display-authors=6 |vauthors=Dolezal P, Smíd O, Rada P, Zubácová Z, Bursać D, Suták R, Nebesárová J, Lithgow T, Tachezy J |date=August 2005 |title=Giardia mitosomes and trichomonad hydrogenosomes share a common mode of protein targeting |journal=Proceedings of the National Academy of Sciences of the United States of America |volume=102 |issue=31 |pages=10924–10929 |bibcode=2005PNAS..10210924D |doi=10.1073/pnas.0500349102 |pmc=1182405 |pmid=16040811 |doi-access=free}}</ref>


Mitosomes appear to have degeneratively evolved from mitochondria multiple times across eukaryote lineages,<ref name=":06">{{Cite journal |last=Onuț-Brännström |first=Ioana |last2=Stairs |first2=Courtney W |last3=Campos |first3=Karla Iveth Aguilera |last4=Thorén |first4=Markus Hiltunen |last5=Ettema |first5=Thijs J G |last6=Keeling |first6=Patrick J |last7=Bass |first7=David |last8=Burki |first8=Fabien |date=2023-03-03 |editor-last=Eme |editor-first=Laura |title=A Mitosome With Distinct Metabolism in the Uncultured Protist Parasite Paramikrocytos canceri (Rhizaria, Ascetosporea) |url=https://academic.oup.com/gbe/article/doi/10.1093/gbe/evad022/7039708 |journal=Genome Biology and Evolution |language=en |volume=15 |issue=3 |doi=10.1093/gbe/evad022 |issn=1759-6653}}</ref> and their "mosaic" biochemistry may reflect a composite ancestry involving both eukaryotes and [[proteobacteria]] in ''[[Entamoeba histolytica]]''.<ref name=":23">{{cite journal |vauthors=Mi-ichi F, Abu Yousuf M, Nakada-Tsukui K, Nozaki T |date=December 2009 |title=Mitosomes in Entamoeba histolytica contain a sulfate activation pathway |journal=Proceedings of the National Academy of Sciences of the United States of America |volume=106 |issue=51 |pages=21731–21736 |doi=10.1073/pnas.0907106106 |pmc=2799805 |pmid=19995967 |doi-access=free}}</ref> It has been proposed that MROs such as mitosomes evolved in anoxic marine environments which predominated during the [[Proterozoic]], thus explaining their anaerobic metabolic functionality.<ref>{{Citation |last=Zimorski |first=Verena |title=The Evolution of Oxygen-Independent Energy Metabolism in Eukaryotes with Hydrogenosomes and Mitosomes |date=2019 |url=http://dx.doi.org/10.1007/978-3-030-17941-0_2 |work=Hydrogenosomes and Mitosomes: Mitochondria of Anaerobic Eukaryotes |pages=7–29 |access-date=2023-09-27 |place=Cham |publisher=Springer International Publishing |isbn=978-3-030-17940-3 |last2=Martin |first2=William F.}}</ref>
Unlike mitochondria, mitosomes do not have [[gene]]s within them. The genes for mitosomal components are contained in the nuclear genome.<ref name="Tovar99" /> An early report suggested the presence of DNA in this organelle,<ref name="Ghosh00">{{cite journal |vauthors=Ghosh S, Field J, Rogers R, Hickman M, Samuelson J |date=July 2000 |title=The Entamoeba histolytica mitochondrion-derived organelle (crypton) contains double-stranded DNA and appears to be bound by a double membrane |journal=Infection and Immunity |volume=68 |issue=7 |pages=4319–4322 |doi=10.1128/IAI.68.7.4319-4322.2000 |pmc=101756 |pmid=10858251}}</ref> but more recent research has shown this not to be the case.<ref name="Leon04">{{cite journal |vauthors=León-Avila G, Tovar J |date=May 2004 |title=Mitosomes of Entamoeba histolytica are abundant mitochondrion-related remnant organelles that lack a detectable organellar genome |journal=Microbiology |volume=150 |issue=Pt 5 |pages=1245–1250 |doi=10.1099/mic.0.26923-0 |pmid=15133087 |doi-access=free}}</ref>


== References ==
== References ==

Revision as of 19:06, 23 October 2023

A mitosome (also called a crypton in early literature)[1] is a mitochondrion-related organelle (MRO)[2] found in some unicellular eukaryotic organisms, such as in members of the supergroup Excavata. The mitosome was first discovered in 1999 in Entamoeba histolytica, an intestinal parasite of humans,[3][4]and mitosomes have also been identified in several species of Microsporidia[5][6] and in Giardia intestinalis.[7]

The mitosome has been detected only in anaerobic or microaerophilic eukaryotes which do not have fully developed mitochondria, and hence do not have the capability of gaining energy from mitochondrial oxidative phosphorylation.[8] The functions of mitosomes, while varied, have not yet been well characterized[8], but they may be associated with sulfate metabolism and biosynthesis of phospholipids and Fe-S clusters.[8][9][10][11] Mitosomes, like other MROs, likely evolved from mitochondria,[12][13] based on similarities in structure, function, and biochemical signaling pathways,[12][14][15][16][13] and may have convergently evolved across eukaryote lineages.[17][18]

Structure and Function

Mitosomes are membrane-bound organelles closely related to mitochondria in structure, though functional overlap is limited.[19][20] Unlike mitochondria, mitosomes do not have genes within them - instead, the genes for mitosomal components are contained in the nuclear genome.[20] An early report suggested the presence of DNA in this organelle,[21] but subsequent research has shown this not to be the case.[22] Many proteins within mitosomes (e.g., in Giardia intestinalis) have poorly resolved or unexplored functions which are likely related to metabolism and protein transport.[23] Unlike mitochondria, mitosomes appear to lack electron transport chains, N-terminal targeting sequences, and the ability to fuse with each other.[24]

Current knowledge indicates mitosomes probably play a role in Fe-S cluster assembly, since they do not display any of the proteins involved in other major mitochondrial functions (aerobic respiration via oxidative phosphorylation, haem biosynthesis) while they do display proteins required for Fe-S cluster biosynthesis (like frataxin, cysteine desulfurase, Isu1 and a mitochondrial Hsp70).[25][26][27] Additionally, modified mitosomes in the intracellular parasitic protist Paramikrocytos canceri may biosynthesize phospholipids and support glycolytic ATP production, based on genomic and transcriptomic analysis.[25] Mitosomes may also facilitate metabolic activation of sulfates in some eukaryotes, based on analyses of enzymes from mitosomes in Entamoeba histolytica and Mastigamoeba balamuthi.[28][29] Recent work indicates that mitosomes participate in the transformation of Entamoeba histolytica trophozoites into cysts, thereby playing a key role in the pathogenic life cycle of this organism,[29] though the role of mitosomes in pathogenicity is less clear for many other parasitic eukaryotes.[27]

Origin and Evolution

Mitosomes are almost certainly derived from mitochondria, and commonalities between the protein transport and signaling networks of mitochondria, hydrogenosomes, and mitosomes have been interpreted as relics of their common endosymbiotic origin.[30] Like mitochondria, they have a double membrane and most proteins are delivered to them by a targeting sequence of amino acids.[31][32][33] The targeting sequence is similar to that used for mitochondria and true mitochondrial presequences will deliver proteins to mitosomes.[31] A number of proteins associated with mitosomes have been shown to be closely related to those of mitochondria[34] or hydrogenosomes (which are also degenerate mitochondria).[35]

Mitosomes appear to have degeneratively evolved from mitochondria multiple times across eukaryote lineages,[36] and their "mosaic" biochemistry may reflect a composite ancestry involving both eukaryotes and proteobacteria in Entamoeba histolytica.[37] It has been proposed that MROs such as mitosomes evolved in anoxic marine environments which predominated during the Proterozoic, thus explaining their anaerobic metabolic functionality.[38]

References

  1. ^ Mai, Zhiming; Ghosh, Sudip; Frisardi, Marta; Rosenthal, Ben; Rogers, Rick; Samuelson, John (1999-03-01). "Hsp60 Is Targeted to a Cryptic Mitochondrion-Derived Organelle ("Crypton") in the Microaerophilic Protozoan Parasite Entamoeba histolytica". Molecular and Cellular Biology. 19 (3): 2198–2205. doi:10.1128/MCB.19.3.2198. ISSN 1098-5549. PMC 84012. PMID 10022906.{{cite journal}}: CS1 maint: PMC format (link)
  2. ^ Onuț-Brännström, Ioana; Stairs, Courtney W; Campos, Karla Iveth Aguilera; Thorén, Markus Hiltunen; Ettema, Thijs J G; Keeling, Patrick J; Bass, David; Burki, Fabien (2023-03-03). Eme, Laura (ed.). "A Mitosome With Distinct Metabolism in the Uncultured Protist Parasite Paramikrocytos canceri (Rhizaria, Ascetosporea)". Genome Biology and Evolution. 15 (3). doi:10.1093/gbe/evad022. ISSN 1759-6653.
  3. ^ Tovar J, Fischer A, Clark CG (June 1999). "The mitosome, a novel organelle related to mitochondria in the amitochondrial parasite Entamoeba histolytica". Molecular Microbiology. 32 (5): 1013–1021. doi:10.1046/j.1365-2958.1999.01414.x. PMID 10361303.
  4. ^ Bakatselou C, Beste D, Kadri AO, Somanath S, Clark CG (2003). "Analysis of genes of mitochondrial origin in the genus Entamoeba". The Journal of Eukaryotic Microbiology. 50 (3): 210–214. doi:10.1111/j.1550-7408.2003.tb00119.x. PMID 12836878. S2CID 85169619.
  5. ^ Williams BA, Hirt RP, Lucocq JM, Embley TM (August 2002). "A mitochondrial remnant in the microsporidian Trachipleistophora hominis". Nature. 418 (6900): 865–869. Bibcode:2002Natur.418..865W. doi:10.1038/nature00949. PMID 12192407. S2CID 4358253.
  6. ^ Goldberg AV, Molik S, Tsaousis AD, Neumann K, Kuhnke G, Delbac F, et al. (April 2008). "Localization and functionality of microsporidian iron-sulphur cluster assembly proteins". Nature. 452 (7187): 624–628. Bibcode:2008Natur.452..624G. doi:10.1038/nature06606. PMID 18311129. S2CID 4431368.
  7. ^ Tovar J, León-Avila G, Sánchez LB, Sutak R, Tachezy J, van der Giezen M, et al. (November 2003). "Mitochondrial remnant organelles of Giardia function in iron-sulphur protein maturation". Nature. 426 (6963): 172–176. Bibcode:2003Natur.426..172T. doi:10.1038/nature01945. PMID 14614504. S2CID 4402808.
  8. ^ a b c Onuț-Brännström, Ioana; Stairs, Courtney W; Campos, Karla Iveth Aguilera; Thorén, Markus Hiltunen; Ettema, Thijs J G; Keeling, Patrick J; Bass, David; Burki, Fabien (2023-03-03). Eme, Laura (ed.). "A Mitosome With Distinct Metabolism in the Uncultured Protist Parasite Paramikrocytos canceri (Rhizaria, Ascetosporea)". Genome Biology and Evolution. 15 (3). doi:10.1093/gbe/evad022. ISSN 1759-6653.
  9. ^ Goldberg AV, Molik S, Tsaousis AD, Neumann K, Kuhnke G, Delbac F, et al. (April 2008). "Localization and functionality of microsporidian iron-sulphur cluster assembly proteins". Nature. 452 (7187): 624–628. Bibcode:2008Natur.452..624G. doi:10.1038/nature06606. PMID 18311129. S2CID 4431368.
  10. ^ Mi-ichi F, Abu Yousuf M, Nakada-Tsukui K, Nozaki T (December 2009). "Mitosomes in Entamoeba histolytica contain a sulfate activation pathway". Proceedings of the National Academy of Sciences of the United States of America. 106 (51): 21731–21736. doi:10.1073/pnas.0907106106. PMC 2799805. PMID 19995967.
  11. ^ Santos, Herbert J.; Makiuchi, Takashi; Nozaki, Tomoyoshi (2018-12). "Reinventing an Organelle: The Reduced Mitochondrion in Parasitic Protists". Trends in Parasitology. 34 (12): 1038–1055. doi:10.1016/j.pt.2018.08.008. ISSN 1471-4922. {{cite journal}}: Check date values in: |date= (help)
  12. ^ a b Tovar J, Fischer A, Clark CG (June 1999). "The mitosome, a novel organelle related to mitochondria in the amitochondrial parasite Entamoeba histolytica". Molecular Microbiology. 32 (5): 1013–1021. doi:10.1046/j.1365-2958.1999.01414.x. PMID 10361303.
  13. ^ a b Dolezal P, Makki A, Dyall SD (2019). "Protein Import into Hydrogenosomes and Mitosomes". In Tachezy J (ed.). Hydrogenosomes and Mitosomes: Mitochondria of Anaerobic Eukaryotes. Microbiology Monographs. Vol. 9. Cham: Springer International Publishing. pp. 31–84. doi:10.1007/978-3-030-17941-0_3. ISBN 978-3-030-17941-0.
  14. ^ Bakatselou C, Beste D, Kadri AO, Somanath S, Clark CG (2003). "Analysis of genes of mitochondrial origin in the genus Entamoeba". The Journal of Eukaryotic Microbiology. 50 (3): 210–214. doi:10.1111/j.1550-7408.2003.tb00119.x. PMID 12836878. S2CID 85169619.
  15. ^ Williams BA, Hirt RP, Lucocq JM, Embley TM (August 2002). "A mitochondrial remnant in the microsporidian Trachipleistophora hominis". Nature. 418 (6900): 865–869. Bibcode:2002Natur.418..865W. doi:10.1038/nature00949. PMID 12192407. S2CID 4358253.
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