cell width very small
METPO:1000887 · CLASS · REVIEWED
A cell-width phenotype in which the shorter cell dimension is at most approximately 0.5 micrometers.
Very-narrow cell width by streamlining
Edge evidence
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oligotrophic environment
regulates
streamlining selection
RO:0002211Persistent oligotrophy selects for streamlined narrow cells.
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DOI:10.1038/ismej.2014.60small cells and genomes
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streamlining selection
produces
cell width very small
METPO:2000202Streamlining selection produces very narrow rods.
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DOI:10.1038/ismej.2014.60small cells
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cell width very small
is a
cell width
rdfs:subClassOfVery small cell width is a quantitative bin of the cell-width phenotype.
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DOI:10.1146/annurev-cellbio-101011-155745MreB-directed peptidoglycan synthesis
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high surface-to-volume ratio
increases
nutrient uptake efficiency
RO:0002213High surface-to-volume ratio of narrow cells improves nutrient uptake efficiency.
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DOI:10.31951/2658-3518-2024-a-4-795
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small-cell bacteria
adapted to
oligotrophic waters
Small-cell bacteria with very narrow widths are adapted to oligotrophic waters.
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DOI:10.31951/2658-3518-2024-a-4-795
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reduced genome size
associated with
streamlining selection
biolink:associated_withReduced genome size is associated with streamlining in oligotrophic lineages.
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DOI:10.1128/mmbr.00124-22
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Rod complex
decreases
cell width
RO:0002212Rod-complex-mediated organized circumferential PG insertion reduces cell width (rod-shaped bacteria).
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DOI:10.1128/msystems.01017-21
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class A penicillin-binding proteins
increases
cell width
RO:0002213aPBP-mediated isotropic PG insertion enlarges the cell cylinder, increasing width.
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DOI:10.1128/msystems.01017-21
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Provenance
- Source
- METPO (2025-11-25)
- Definition source
- DOI:10.1038/ismej.2014.60
Parent traits (1)
Synonyms (1)
- W_<=0.5
kg-microbe context
Matched 1 kg-microbe node via direct_metpo.
METPO:1000887[-0.349, -0.753, -1.789, +1.274, …]
Nearest neighbors in embedding space
- environment pH range mid2 0.688
- environment pH range low 0.679
- environment pH range mid1 0.672
- morphology cell length small 0.657
- environment temperature range mid1 0.654
- environment temperature range low 0.649
- environment temperature delta mid2 0.645
- morphology cell length very small 0.645
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 oligotrophic streamlining selection to very narrow cell width (≤0.5 μm).
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·
GROUND_CAUSAL_PREDICATES · claude
Grounded 2 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (METPO:2000202×1, rdfs:subClassOf×1).
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·
RENAME_PREDICATE_LABELS · claude
Renamed 1 causal-edge predicate label(s) to align with existing groundings: drives → regulates ×1.
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GROUND_CAUSAL_PREDICATES · claude
Grounded 1 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (RO:0002211×1).
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·
ENRICH_CAUSAL_GRAPH · claude
Added 5 evidence-backed generic edges (7 new nodes) from the deep-research report.
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·
GROUND_CAUSAL_PREDICATES · claude
Grounded 4 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (RO:0002213×2, biolink:associated_with×1, RO:0002212×1).