motile
METPO:1000702 · CLASS · REVIEWED
A motility in which an organism has the ability to move independently using metabolic energy.
Energy-dependent bacterial locomotion
Edge evidence
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metabolic energy
generates
ion motive force
biolink:producesMetabolism supports ion gradients that can power motility.
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DOI:10.3389/fmicb.2021.659464ion motive force powering the bacterial flagellar motor
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ion motive force
enables
flagellar motor
RO:0002327Ion motive force powers rotation of the flagellar motor.
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DOI:10.3389/fmicb.2021.659464The Dynamic Ion Motive Force Powering
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flagellar motor
enables
motile
RO:0002327Flagellar rotation enables independent bacterial movement.
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DOI:10.3390/biom9070279responsible for motility
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type IV pilus
enables
motile
RO:0002327Type IV pilus extension and retraction enable surface motility.
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DOI:10.1038/s41579-019-0195-4enable T4P to perform
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chemotaxis signaling
directs
motile
RO:0002211Chemotaxis signaling regulates motility direction in response to environmental changes.
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DOI:10.3390/biom9070279migrate towards more desirable environments
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MotA-MotB stator complex
acts as
transmembrane H+ channel activity
The MotA-MotB stator acts as a transmembrane H+ channel.
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DOI:10.3390/biom14121488
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transmembrane H+ channel activity
generates
flagellar motor torque
biolink:producesH+ flux through the stator generates torque via electrostatic interaction with FliG.
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DOI:10.3390/biom14121488
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flagellar motor torque
acts on
FliG rotor protein
Torque is generated by electrostatic interaction between the stator and the FliG rotor.
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DOI:10.3390/biom14121488
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flagellar motor torque
enables
flagellar motor
RO:0002327Torque generation drives rotation of the flagellar motor.
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DOI:10.3390/biom14121488
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CheA histidine kinase
phosphorylates
CheY response regulator
Phosphorylated CheA transfers phosphate to the response regulator CheY.
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DOI:10.3390/biom14121488
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CheY response regulator
binds
flagellar C-ring switch complex
Phosphorylated CheY binds the C-ring switch complex to control rotation direction.
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DOI:10.3390/biom14121488
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flagellar C-ring switch complex
regulates
chemotaxis signaling
RO:0002211CheY-P binding to the C-ring switches motor rotation direction, implementing chemotactic responses.
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DOI:10.3390/biom14121488
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PilB extension ATPase
promotes
type IV pilus extension
RO:0002213PilB ATPase powers type IV pilus extension/assembly.
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DOI:10.1128/msphere.00390-24
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PilT retraction ATPase
promotes
type IV pilus retraction
RO:0002213PilT ATPase powers type IV pilus retraction/disassembly.
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DOI:10.1128/msphere.00390-24
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type IV pilus extension
enables
twitching motility
RO:0002327Cycles of T4P extension and retraction power twitching surface motility.
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DOI:10.1128/msphere.00390-24
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type IV pilus retraction
enables
twitching motility
RO:0002327Cycles of T4P extension and retraction power twitching surface motility.
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DOI:10.1128/msphere.00390-24
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twitching motility
enables
motile
RO:0002327Twitching motility is a form of independent surface movement.
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DOI:10.1128/msphere.00390-24
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SprB adhesin surface movement
drives
gliding motility
Movement of the SprB adhesin along the outer membrane drives gliding motility.
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DOI:10.1128/jb.00068-24
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gliding motility
enables
motile
RO:0002327Gliding motility is a non-flagellar mechanism of independent movement.
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DOI:10.1128/jb.00068-24
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Provenance
- Source
- METPO (2025-11-25)
- Definition source
- DOI:10.1038/s41579-021-00626-4
Parent traits (1)
Children (5)
Synonyms (1)
- yes
kg-microbe context
Matched 1 kg-microbe node via direct_metpo.
METPO:1000702[+24.397, -70.567, +20.807, -80.811, …]
Nearest neighbors in embedding space
- morphology swarming motility 1.000
- morphology twitching motility 1.000
- morphology bacillus shaped 0.578
- morphology non-spore forming 0.427
- morphology gram negative 0.419
- environment facultatively aerobic 0.419
- environment aerobic 0.378
- morphology spore forming 0.364
Curation history
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·
SEEDED_FROM_METPO · seed_from_metpo
imported from data/raw/metpo.owl (CLASS)
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CURATED_WITH_ORGANISM_EXAMPLE · codex
Added Pseudomonas aeruginosa organism example with PMID-backed evidence.
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CURATED_WITH_LITERATURE · codex
Replaced PMID definition source with DOI-backed motility review and added causal graph for energy-dependent locomotion by flagella, type IV pili, ion motive force, and chemotaxis.
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GROUND_CAUSAL_PREDICATES · claude
Grounded 2 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (RO:0002327×2).
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GROUND_CAUSAL_PREDICATES · claude
Grounded 1 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (biolink:produces×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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GROUND_CAUSAL_NODES · claude
Grounded 1 causal-node grounding field(s) via mappings/node_grounding.tsv (UniProtKB:R6TBR9×1).
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RENAME_PREDICATE_LABELS · claude
Renamed 1 causal-edge predicate label(s) to align with existing groundings: powers → enables ×1.
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GROUND_CAUSAL_PREDICATES · claude
Grounded 1 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (RO:0002327×1).
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GROUND_CAUSAL_NODES · claude
Grounded 1 causal-node grounding field(s) via mappings/node_grounding.tsv (GO:0006935×1).
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REMOVE_REDUNDANT_SYNONYM · claude
Removed 1 synonym(s) whose text duplicated the label (seeder redundancy; no information lost).
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ENRICH_CAUSAL_GRAPH · claude
Added 14 evidence-backed generic edges (14 new nodes) from the deep-research report.
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GROUND_CAUSAL_PREDICATES · claude
Grounded 9 causal-edge predicate_id field(s) via mappings/predicate_grounding.tsv (RO:0002327×5, RO:0002213×2, biolink:produces×1, RO:0002211×1).
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GROUND_CAUSAL_NODES · claude
Grounded 1 causal-node grounding field(s) via mappings/node_grounding.tsv (GO:0043107×1).
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GROUND_CAUSAL_NODES · claude
Grounded 2 causal-node grounding field(s) via mappings/node_grounding.tsv (UniProtKB:G0HQV3×1, UniProtKB:A0A2X5A7X5×1).