The role of chaperones in the initial steps of bacterial oxidoreductase maturation
Bibliographic record
Abstract
Bacterial oxidoreductases play a key role in anaerobic respiration and represent a group of enzymes with complex maturation pathways. A group of specific chaperones, or redox enzyme maturation proteins (REMP), have an essential role in the maturation of bioenergetics enzymes. While their role has yet to be defined, REMPs have been shown to interact tightly with the amino terminal signal peptide of oxidoreductase subunits. DmsD, the REMP associated with the oxidoreductase dimethyl sulfoxide (DMSO) reductase, has been putatively shown to interact with a number of proteins. These include the general chaperones DnaK, and Trigger Factor (TF), and also include MoeB, a protein involved in the molybdenum cofactor biosynthesis. An in vitro characterization of these protein‐protein interactions will improve our understanding of the early steps of oxidoreductase maturation, as well as provide further insight into the role of REMPs. Studies to date were done using an in vitro modified far‐western technique, a robust technique that quantitatively assesses protein‐protein interactions between folded and pure proteins. An interaction was found between MoeB and DmsD, but this technique failed to show an interaction between DnaK or TF and DmsD. Alternatively, both DnaK and TF were shown to interact with the DMSO reductase signal peptide. Size exclusion chromatography is used to confirm protein‐protein interactions as well as to determine if these proteins can interact concurrently or if binding excludes one or more proteins.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.001 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.001 | 0.001 |
| Open science | 0.000 | 0.001 |
| Research integrity | 0.001 | 0.001 |
| Insufficient payload (model declined to judge) | 0.001 | 0.001 |
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.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".