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Record W2224082409 · doi:10.1128/9781555815516.ch18

Flagellation and Chemotaxis

2014· book-chapter· en· W2224082409 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

VenueArchaea · 2014
Typebook-chapter
Languageen
FieldNeuroscience
TopicPhotoreceptor and optogenetics research
Canadian institutionsQueen's University
Fundersnot available
KeywordsChemotaxisPhototaxisFlagellumBiologyPilusArchaeaCell biologyBacteriaComplementationMutantMicrobiologyBiochemistryGeneticsGeneEscherichia coliReceptor

Abstract

fetched live from OpenAlex

One of the better-studied aspects of archaea physiology is the understanding of various types of taxis (phototaxis, chemotaxis), especially in halobacteria. Bacterial flagella and archaeal flagella are responsible for swimming, while type IV pili are involved in surface translocation or twitching. The study of phototaxis and chemotaxis in Halobacterium salinarum is a rare instance where significant biochemical and genetic studies on taxis in an archaeon have been reported. Transducer proteins are responsible for the detection of the external signal that is transmitted to the internal components of the chemotaxis system. An htrXI deletional mutant is defective in chemotaxis toward glutamic acid and aspartic acid and devoid of methyltransferase activity. Continued study of archaeal flagellation and chemotaxis is expected to yield the same far-ranging information about the much less well-studied archaea. Significant progress in understanding motility, flagellation, and chemotaxis will occur as the genetic tools continue to improve in the various model organisms. Study of the flagella-associated genes which are often cotranscribed with flagellins will, it is hoped, yield important information about their, so far completely unknown, role in archaeal flagellation. It is expected that the continued study of archaeal flagellation and chemotaxis will lead to novel discoveries about these structures and processes in archaea, and these may in turn lead to insights into the understanding of bacterial chemotaxis and type IV pili assembly, structure, and function.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: none
GenreCandidate signal: Other · Consensus signal: Other
Teacher disagreement score0.778
Threshold uncertainty score0.680

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0010.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.047
GPT teacher head0.275
Teacher spread0.227 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it