ring shaped
METPO:1000680 · CLASS · REVIEWED
A cell shape in which an organism forms circular or toroidal structures.
Ring-shape curved growth and pole closure
Edge evidence
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strongly curved peptidoglycan growth
produces
pole-to-pole closure
METPO:2000202Strong axial curvature brings the poles into proximity.
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DOI:10.1146/annurev-cellbio-101011-155745cell curvature
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pole-to-pole closure
causes
toroidal geometry
biolink:causesPole-to-pole closure yields a toroidal body.
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DOI:10.1146/annurev-cellbio-101011-155745cell shape is genetically determined
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toroidal geometry
manifests as
ring shaped
METPO:2007400Toroidal geometry manifests the ring-shaped trait.
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DOI:10.1146/annurev-cellbio-101011-155745cell curvature
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MreB filaments
correlates with
rate of cell wall growth
MreB filament motion correlates with the rate of cell-wall growth.
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DOI:10.3390/microorganisms12071309
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MreB filaments
guides
peptidoglycan insertion perpendicular to long axis
MreB double filaments guide peptidoglycan insertion perpendicular to the long axis.
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DOI:10.1038/s41467-024-49785-x
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bactofilin polymers
spatially regulates
cell wall biosynthesis
Bactofilin polymers spatially regulate cell-wall biosynthesis.
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DOI:10.7554/eLife.86577.2
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bactofilin-M23 peptidase module
promotes
local change in cell wall biosynthesis mode
RO:0002213Conserved bactofilin and M23 peptidase module promotes local changes in cell-wall biosynthesis mode.
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DOI:10.7554/eLife.86577.2
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CrvA polymer
skews
skewed peptidoglycan synthesis rates
CrvA polymer formation skews peptidoglycan synthesis rates to generate curvature.
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DOI:10.1038/s41467-024-45196-0
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-
crescentin
promotes
cell curvature
RO:0002213Crescentin promotes cell curvature.
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DOI:10.1038/s41467-024-45196-0
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Provenance
- Source
- METPO (2025-11-25)
- Definition source
- DOI:10.1146/annurev-cellbio-101011-155745
Parent traits (1)
Synonyms (2)
- ring
- ring-shaped
kg-microbe context
Matched 1 kg-microbe node via direct_metpo.
METPO:1000680[-3.059, -2.534, -2.544, -0.510, …]
Nearest neighbors in embedding space
- morphology crescent shaped 0.833
- morphology sarcina arrangement 0.821
- morphology streptococcus arrangement 0.821
- morphology staphylococcus arrangement 0.821
- morphology tetrad arrangement 0.821
- morphology cell shape 0.821
- morphology diplococcus shaped 0.808
- morphology dumbbell shaped 0.785
Curation history
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·
SEEDED_FROM_METPO · seed_from_metpo
imported from data/raw/metpo.owl (CLASS)
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·
CURATED_CAUSAL_GRAPH · claude
Added DOI-backed causal graph linking strongly curved peptidoglycan growth and pole-to-pole closure to ring-shaped morphology.
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·
GROUND_CAUSAL_PREDICATES · claude
Grounded 1 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (METPO:2000202×1).
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·
GROUND_CAUSAL_PREDICATES · claude
Grounded 1 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (METPO:2007400×1).
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·
RENAME_PREDICATE_LABELS · claude
Renamed 1 causal-edge predicate label(s) to align with existing groundings: shapes → causes ×1.
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·
GROUND_CAUSAL_PREDICATES · claude
Grounded 1 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (biolink:causes×1).
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·
ENRICH_CAUSAL_GRAPH · claude
Added 6 evidence-backed generic edges (11 new nodes) from the deep-research report.
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·
GROUND_CAUSAL_PREDICATES · claude
Grounded 2 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (RO:0002213×2).
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·
GROUND_CAUSAL_NODES · claude
Grounded 1 causal-node grounding field(s) via mappings/node_grounding.tsv (UniProtKB:A0A2N9AY16×1).