Chlamydomonadaceae 97 claims

family · order Chlamydomonadales · 2 taxa · NCBI Taxonomy ↗

2 entries

Chlamydomonas reinhardtiialso Chlamydomonas rein-hardtii58 claims · 36 papers Chlamydomonas39 claims · 22 papers

97 claims

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Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

In Chlamydomonas, Cr-kea1 impaired photoautotrophic growth.

Taxon: Chlamydomonas reinhardtiiChlamydomonas reinhardtiie0
Material: Cr-kea1e0
Outcome: photoautotrophic growthe0
Direction: impairede0

Verbatim

e0
“Chlamydomonas reinhardtii. Using CRISPR/Cas9, we generated a Cr-kea1 knockout mutant that exhibits impaired photoautotrophic growth”
✓ located verbatim in the source · abstract, characters 386–517

Title

Conserved and Lineage-Specific Roles of KEA-Mediated Ion Homeostasis in Chlamydomonas.

Tobias Wunder; Leon Eulitz; Luis Kramer; et al. PubMed 2026. doi:10.1093/plphys/kiag405

Other claims from this paper (9)

Intervention effect CrKEA1 expression rescued growth of Arabidopsis At-kea1kea2.
Intervention effect CrKEA1 expression rescued rRNA maturation of Arabidopsis At-kea1kea2.
Observation PhANG repression following IE KEA loss was conserved between algae and plants.
Observation In Chlamydomonas, Cr-kea1 caused chloroplast deformation and photoinhibition.
Observation Cr-kea1 showed strong induction of ribosome biogenesis genes.
Observation Cr-kea1 had defects in stromal rRNA maturation, paralleling Arabidopsis kea1kea2.
Observation Chlamydomonas alone activated cpUPR after IE KEA loss.
Observation Chlamydomonas alone had reduced cell-cycle and plastid-fission gene expression after IE KEA loss.
Observation Cr-kea1 had increased aberrant cytokinesis, unequal division and division failure.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

In Chlamydomonas, Cr-kea1 caused chloroplast deformation and photoinhibition.

Taxon: Chlamydomonas reinhardtiiChlamydomonas reinhardtiie1
Material: Cr-kea1e0
Outcome: chloroplast deformation, and photoinhibitione0

Verbatim

e0
“Cr-kea1 knockout mutant that exhibits impaired photoautotrophic growth, chloroplast deformation, and photoinhibition”
✓ located verbatim in the source · abstract, characters 447–563

e1
“Chlamydomonas reinhardtii”
✓ located verbatim in the source · abstract, characters 386–411

Title

Conserved and Lineage-Specific Roles of KEA-Mediated Ion Homeostasis in Chlamydomonas.

Tobias Wunder; Leon Eulitz; Luis Kramer; et al. PubMed 2026. doi:10.1093/plphys/kiag405

Other claims from this paper (9)

Intervention effect CrKEA1 expression rescued growth of Arabidopsis At-kea1kea2.
Intervention effect CrKEA1 expression rescued rRNA maturation of Arabidopsis At-kea1kea2.
Observation PhANG repression following IE KEA loss was conserved between algae and plants.
Observation In Chlamydomonas, Cr-kea1 impaired photoautotrophic growth.
Observation Cr-kea1 showed strong induction of ribosome biogenesis genes.
Observation Cr-kea1 had defects in stromal rRNA maturation, paralleling Arabidopsis kea1kea2.
Observation Chlamydomonas alone activated cpUPR after IE KEA loss.
Observation Chlamydomonas alone had reduced cell-cycle and plastid-fission gene expression after IE KEA loss.
Observation Cr-kea1 had increased aberrant cytokinesis, unequal division and division failure.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Cr-kea1 showed strong induction of ribosome biogenesis genes.

Taxon: Chlamydomonas reinhardtiiChlamydomonas reinhardtiie1
Material: Cr-kea1e2
Outcome: ribosome biogenesis genese0
Direction: inductione0

Verbatim

e0
“Transcriptomics revealed strong induction of ribosome biogenesis genes”
✓ located verbatim in the source · abstract, characters 565–635

e1
“Chlamydomonas reinhardtii”
✓ located verbatim in the source · abstract, characters 386–411

e2
“Cr-kea1 knockout mutant”
✓ located verbatim in the source · abstract, characters 447–470

Title

Conserved and Lineage-Specific Roles of KEA-Mediated Ion Homeostasis in Chlamydomonas.

Tobias Wunder; Leon Eulitz; Luis Kramer; et al. PubMed 2026. doi:10.1093/plphys/kiag405

Other claims from this paper (9)

Intervention effect CrKEA1 expression rescued growth of Arabidopsis At-kea1kea2.
Intervention effect CrKEA1 expression rescued rRNA maturation of Arabidopsis At-kea1kea2.
Observation PhANG repression following IE KEA loss was conserved between algae and plants.
Observation In Chlamydomonas, Cr-kea1 impaired photoautotrophic growth.
Observation In Chlamydomonas, Cr-kea1 caused chloroplast deformation and photoinhibition.
Observation Cr-kea1 had defects in stromal rRNA maturation, paralleling Arabidopsis kea1kea2.
Observation Chlamydomonas alone activated cpUPR after IE KEA loss.
Observation Chlamydomonas alone had reduced cell-cycle and plastid-fission gene expression after IE KEA loss.
Observation Cr-kea1 had increased aberrant cytokinesis, unequal division and division failure.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Cr-kea1 had defects in stromal rRNA maturation, paralleling Arabidopsis kea1kea2.

Taxon: Chlamydomonas reinhardtiiChlamydomonas reinhardtiie1
Material: Cr-kea1e0
Outcome: stromal rRNA maturatione0
Direction: defectse0

Verbatim

e0
“defects in stromal rRNA maturation of Cr-kea1, paralleling observations from Arabidopsis kea1kea2 mutants”
✓ located verbatim in the source · abstract, characters 747–852

e1
“Chlamydomonas reinhardtii”
✓ located verbatim in the source · abstract, characters 386–411

Title

Conserved and Lineage-Specific Roles of KEA-Mediated Ion Homeostasis in Chlamydomonas.

Tobias Wunder; Leon Eulitz; Luis Kramer; et al. PubMed 2026. doi:10.1093/plphys/kiag405

Other claims from this paper (9)

Intervention effect CrKEA1 expression rescued growth of Arabidopsis At-kea1kea2.
Intervention effect CrKEA1 expression rescued rRNA maturation of Arabidopsis At-kea1kea2.
Observation PhANG repression following IE KEA loss was conserved between algae and plants.
Observation In Chlamydomonas, Cr-kea1 impaired photoautotrophic growth.
Observation In Chlamydomonas, Cr-kea1 caused chloroplast deformation and photoinhibition.
Observation Cr-kea1 showed strong induction of ribosome biogenesis genes.
Observation Chlamydomonas alone activated cpUPR after IE KEA loss.
Observation Chlamydomonas alone had reduced cell-cycle and plastid-fission gene expression after IE KEA loss.
Observation Cr-kea1 had increased aberrant cytokinesis, unequal division and division failure.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Chlamydomonas alone activated cpUPR after IE KEA loss.

Taxon: ChlamydomonasChlamydomonase0
Outcome: chloroplast unfolded protein response (cpUPR)e0
Direction: activatione0

Verbatim

e0
“activation of the chloroplast unfolded protein response (cpUPR) and reduced expression of genes tied to cell-cycle and plastid fission occurred only in Chlamydomonas”
✓ located verbatim in the source · abstract, characters 1240–1405

Title

Conserved and Lineage-Specific Roles of KEA-Mediated Ion Homeostasis in Chlamydomonas.

Tobias Wunder; Leon Eulitz; Luis Kramer; et al. PubMed 2026. doi:10.1093/plphys/kiag405

Other claims from this paper (9)

Intervention effect CrKEA1 expression rescued growth of Arabidopsis At-kea1kea2.
Intervention effect CrKEA1 expression rescued rRNA maturation of Arabidopsis At-kea1kea2.
Observation PhANG repression following IE KEA loss was conserved between algae and plants.
Observation In Chlamydomonas, Cr-kea1 impaired photoautotrophic growth.
Observation In Chlamydomonas, Cr-kea1 caused chloroplast deformation and photoinhibition.
Observation Cr-kea1 showed strong induction of ribosome biogenesis genes.
Observation Cr-kea1 had defects in stromal rRNA maturation, paralleling Arabidopsis kea1kea2.
Observation Chlamydomonas alone had reduced cell-cycle and plastid-fission gene expression after IE KEA loss.
Observation Cr-kea1 had increased aberrant cytokinesis, unequal division and division failure.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Chlamydomonas alone had reduced cell-cycle and plastid-fission gene expression after IE KEA loss.

Taxon: ChlamydomonasChlamydomonase0
Outcome: genes tied to cell-cycle and plastid fissione0
Direction: reducede0

Verbatim

e0
“reduced expression of genes tied to cell-cycle and plastid fission occurred only in Chlamydomonas”
✓ located verbatim in the source · abstract, characters 1308–1405

Title

Conserved and Lineage-Specific Roles of KEA-Mediated Ion Homeostasis in Chlamydomonas.

Tobias Wunder; Leon Eulitz; Luis Kramer; et al. PubMed 2026. doi:10.1093/plphys/kiag405

Other claims from this paper (9)

Intervention effect CrKEA1 expression rescued growth of Arabidopsis At-kea1kea2.
Intervention effect CrKEA1 expression rescued rRNA maturation of Arabidopsis At-kea1kea2.
Observation PhANG repression following IE KEA loss was conserved between algae and plants.
Observation In Chlamydomonas, Cr-kea1 impaired photoautotrophic growth.
Observation In Chlamydomonas, Cr-kea1 caused chloroplast deformation and photoinhibition.
Observation Cr-kea1 showed strong induction of ribosome biogenesis genes.
Observation Cr-kea1 had defects in stromal rRNA maturation, paralleling Arabidopsis kea1kea2.
Observation Chlamydomonas alone activated cpUPR after IE KEA loss.
Observation Cr-kea1 had increased aberrant cytokinesis, unequal division and division failure.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Cr-kea1 had increased aberrant cytokinesis, unequal division and division failure.

Taxon: Chlamydomonas reinhardtiiChlamydomonas reinhardtiie1
Material: Cr-kea1e0
Outcome: aberrant cytokinesis, unequal division, and division failuree0
Direction: increasede0

Verbatim

e0
“Cr-kea1 exhibits an increased frequency of aberrant cytokinesis, unequal division, and division failure”
✓ located verbatim in the source · abstract, characters 1453–1556

e1
“Chlamydomonas reinhardtii”
✓ located verbatim in the source · abstract, characters 386–411

Title

Conserved and Lineage-Specific Roles of KEA-Mediated Ion Homeostasis in Chlamydomonas.

Tobias Wunder; Leon Eulitz; Luis Kramer; et al. PubMed 2026. doi:10.1093/plphys/kiag405

Other claims from this paper (9)

Intervention effect CrKEA1 expression rescued growth of Arabidopsis At-kea1kea2.
Intervention effect CrKEA1 expression rescued rRNA maturation of Arabidopsis At-kea1kea2.
Observation PhANG repression following IE KEA loss was conserved between algae and plants.
Observation In Chlamydomonas, Cr-kea1 impaired photoautotrophic growth.
Observation In Chlamydomonas, Cr-kea1 caused chloroplast deformation and photoinhibition.
Observation Cr-kea1 showed strong induction of ribosome biogenesis genes.
Observation Cr-kea1 had defects in stromal rRNA maturation, paralleling Arabidopsis kea1kea2.
Observation Chlamydomonas alone activated cpUPR after IE KEA loss.
Observation Chlamydomonas alone had reduced cell-cycle and plastid-fission gene expression after IE KEA loss.

Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

SEP1 links import and division in Chlamydomonas reinhardtii.

Taxon: Chlamydomonas reinhardtiiChlamydomonas reinhardtiie0
Gene: SEP1e0
Outcome: protein import and organelle divisione1

Verbatim

e0
“the single septin SEP1 links these pathways in the green alga Chlamydomonas reinhardtii .”
✓ located verbatim in the source · abstract, characters 175–264

e1
“protein import and organelle division”
✓ located verbatim in the source · abstract, characters 48–85

Title

Septin-mediated coupling of protein import and division during chloroplast evolution

Samed Delic; Pamela Vetrano; Caroline S. Simon; et al. bioRxiv (Cold Spring Harbor Laboratory) 2026. doi:10.64898/2026.03.28.715002

Other claims from this paper (9)

Observation SEP1 forms an envelope filament network during interphase.
Observation SEP1 reorganizes into a division-site ring during cytokinesis.
Intervention effect SEP1 loss selectively impairs import of division proteins.
Intervention effect SEP1 loss mispositions the division ring.
Intervention effect SEP1 loss does not impair bulk chloroplast protein import.
Mechanism SEP1 associates with TOC GTPases through related GTPase domains.
Observation Phylogeny places TOC GTPases in an algal septin-derived clade.
Intervention effect SEP1 expression in land plants conserved chloroplast targeting and TOC binding.
Mechanism The findings suggest import-division coupling emerged early in chloroplast evolution.

Observationobservedoriginal resultmeasured

Claim · model-written summary

SEP1 forms an envelope filament network during interphase.

Taxon: Chlamydomonas reinhardtiiChlamydomonas reinhardtiie1
Gene: SEP1e0
Outcome: a filamentous network on the chloroplast envelopee0
Qualifier: during interphasee0

Not reportedDirection

Verbatim

e0
“SEP1 forms a filamentous network on the chloroplast envelope during interphase and reorganizes into a ring at the chloroplast division site during cytokinesis.”
✓ located verbatim in the source · abstract, characters 265–424

e1
“Chlamydomonas reinhardtii”
✓ located verbatim in the source · abstract, characters 237–262

Title

Septin-mediated coupling of protein import and division during chloroplast evolution

Samed Delic; Pamela Vetrano; Caroline S. Simon; et al. bioRxiv (Cold Spring Harbor Laboratory) 2026. doi:10.64898/2026.03.28.715002

Other claims from this paper (9)

Mechanism SEP1 links import and division in Chlamydomonas reinhardtii.
Observation SEP1 reorganizes into a division-site ring during cytokinesis.
Intervention effect SEP1 loss selectively impairs import of division proteins.
Intervention effect SEP1 loss mispositions the division ring.
Intervention effect SEP1 loss does not impair bulk chloroplast protein import.
Mechanism SEP1 associates with TOC GTPases through related GTPase domains.
Observation Phylogeny places TOC GTPases in an algal septin-derived clade.
Intervention effect SEP1 expression in land plants conserved chloroplast targeting and TOC binding.
Mechanism The findings suggest import-division coupling emerged early in chloroplast evolution.

Observationobservedoriginal resultmeasured

Claim · model-written summary

SEP1 reorganizes into a division-site ring during cytokinesis.

Taxon: Chlamydomonas reinhardtiiChlamydomonas reinhardtiie1
Gene: SEP1e0
Outcome: a ring at the chloroplast division sitee0
Qualifier: during cytokinesise0

Not reportedDirection

Verbatim

e0
“SEP1 forms a filamentous network on the chloroplast envelope during interphase and reorganizes into a ring at the chloroplast division site during cytokinesis.”
✓ located verbatim in the source · abstract, characters 265–424

e1
“Chlamydomonas reinhardtii”
✓ located verbatim in the source · abstract, characters 237–262

Title

Septin-mediated coupling of protein import and division during chloroplast evolution

Samed Delic; Pamela Vetrano; Caroline S. Simon; et al. bioRxiv (Cold Spring Harbor Laboratory) 2026. doi:10.64898/2026.03.28.715002

Other claims from this paper (9)

Mechanism SEP1 links import and division in Chlamydomonas reinhardtii.
Observation SEP1 forms an envelope filament network during interphase.
Intervention effect SEP1 loss selectively impairs import of division proteins.
Intervention effect SEP1 loss mispositions the division ring.
Intervention effect SEP1 loss does not impair bulk chloroplast protein import.
Mechanism SEP1 associates with TOC GTPases through related GTPase domains.
Observation Phylogeny places TOC GTPases in an algal septin-derived clade.
Intervention effect SEP1 expression in land plants conserved chloroplast targeting and TOC binding.
Mechanism The findings suggest import-division coupling emerged early in chloroplast evolution.