star shaped

METPO:1000685 · CLASS · REVIEWED

A cell shape in which an organism has multiple radiating projections from a central body.

Star-shape multiple prosthecae extension

DOI-backed graph linking multi-site polar peptidoglycan growth and prostheca outgrowth to a star-shaped cell body with radiating projections.

Star-shape multiple prosthecae extension Interactive directed graph showing evidence-backed causal relationships for star shaped.

Edge evidence

  • multi-site polar peptidoglycan growth regulates prostheca outgrowth RO:0002211

    Multi-site polar PG growth drives extension of cellular projections.

    • DOI:10.1146/annurev.micro.061705.103240 prosthecate bacteria Supports prostheca extension via polar wall growth.
  • prostheca outgrowth produces radiating projections METPO:2000202

    Multiple prosthecae form radiating projections from the cell body.

    • DOI:10.1146/annurev.micro.061705.103240 prosthecate bacteria Supports prosthecate morphology in star-shaped lineages.
  • radiating projections manifests as star shaped METPO:2007400

    Radiating projections manifest the star-shaped trait.

    • DOI:10.1146/annurev.micro.061705.103240 prosthecate bacteria Supports the trait endpoint.
  • BacA-LmdC morphogenesis module promotes local peptidoglycan remodeling RO:0002213

    The bactofilin-M23 peptidase module promotes local changes in cell-wall biosynthesis.

    • DOI:10.7554/eLife.86577.2 Bactofilins and M23 peptidases form a conserved functional module that promotes local changes in the mode of cell wall biosynthesis.
  • local peptidoglycan remodeling regulates cell shape determination RO:0002211

    Local peptidoglycan remodeling drives cell shape determination.

    • DOI:10.7554/eLife.86577.2 Thereby driving cell shape determination in morphologically complex bacteria.
  • restriction of elongasome movement regulates peptidoglycan biosynthesis confined to growth zones RO:0002211

    Restriction of elongasome movement confines peptidoglycan biosynthesis to specific growth zones.

    • DOI:10.7554/eLife.86577.2 Bactofilin polymers act as a barrier restricting elongasome movement, confining PG biosynthesis to specific growth zones.
  • bactofilins localizes PbpC localization at prosthecate pole

    Bactofilins localize the bifunctional PBP PbpC to the prosthecate pole.

    • DOI:10.1016/j.tim.2017.09.012 In C. crescentus bactofilins localize the bifunctional PBP PbpC to the prosthecate pole; conserved prostheca mechanism.
  • PbpC localization at prosthecate pole promotes prostheca outgrowth RO:0002213

    PbpC localization at the prosthecate pole promotes prostheca synthesis.

    • DOI:10.1016/j.tim.2017.09.012 Deletion of PbpC reduces prostheca synthesis, implicating its polar localization in prostheca outgrowth.
  • SpmX regulates prostheca outgrowth RO:0002211

    SpmX is co-opted as a morphogen to position prosthecae via zonal peptidoglycan remodeling.

    • DOI:10.1016/j.tim.2017.09.012 SpmX co-opted as a morphogen to position prosthecae via zonal peptidoglycan remodeling.

Provenance

Source
METPO (2025-11-25)
Definition source
DOI:10.1146/annurev-cellbio-101011-155745

Parent traits (1)

Synonyms (3)

  • S_star_dumbbell_pleomorphic RELATED_SYNONYM · metpo.owl
  • star RELATED_SYNONYM · metpo.owl
  • star-shaped RELATED_SYNONYM · metpo.owl

kg-microbe context

Matched 1 kg-microbe node via direct_metpo.

  • METPO:1000685 [-3.843, -0.979, -3.288, -0.575, …]

512-dim DeepWalkSkipGramEnsmallen embedding from kg-microbe (2026-04-25).

Nearest neighbors in embedding space

Top-8 cosine-similar METPO traits from the 2026-04-25 deepwalk (512-D).

Curation history

  1. · SEEDED_FROM_METPO · seed_from_metpo

    imported from data/raw/metpo.owl (CLASS)

  2. · CURATED_CAUSAL_GRAPH · claude

    Added DOI-backed causal graph linking multi-site polar peptidoglycan growth and prostheca outgrowth to star-shaped morphology.

  3. · GROUND_CAUSAL_PREDICATES · claude

    Grounded 1 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (METPO:2000202×1).

  4. · GROUND_CAUSAL_PREDICATES · claude

    Grounded 1 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (METPO:2007400×1).

  5. · RENAME_PREDICATE_LABELS · claude

    Renamed 1 causal-edge predicate label(s) to align with existing groundings: drives → regulates ×1.

  6. · GROUND_CAUSAL_PREDICATES · claude

    Grounded 1 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (RO:0002211×1).

  7. · ENRICH_CAUSAL_GRAPH · claude

    Added 6 evidence-backed generic edges (8 new nodes) from the deep-research report.

  8. · GROUND_CAUSAL_PREDICATES · claude

    Grounded 5 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (RO:0002211×3, RO:0002213×2).