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Measurements of Protein Structure and Noncovalent Interactions by Time-of-Flight Mass Spectrometry with Orthogonal Ion Injection

2000· book-chapter· en· W88097157 on OpenAlexaff
Andrew N. Krutchinsky, Igor V. Chernushevich, А. В. Лобода, Werner Ens, Kenneth G. Standing

Bibliographic record

VenueHumana Press eBooks · 2000
Typebook-chapter
Languageen
FieldChemistry
TopicMass Spectrometry Techniques and Applications
Canadian institutionsUniversity of Manitoba
Fundersnot available
KeywordsNon-covalent interactionsChemistryCovalent bondComputational biologySequence (biology)Mass spectrometryProtein–protein interactionBiophysicsFunction (biology)BiochemistryBiologyGeneticsMoleculeChromatographyHydrogen bond

Abstract

fetched live from OpenAlex

Genomic sequences are becoming available with increasing speed as a result of the advances in gene technology. Nevertheless, both covalent and noncovalent modifications can occur in the corresponding protein sequence before the protein is fully functional, so it is important to know the actual protein sequence to understand its function [1, 2]. It is equally important to determine the higher order protein structure, and its interaction with other biological components. Noncovalent interactions of this type play a key role in molecular recognition phenomena such as enzyme-substrate interaction, receptor-ligand binding, formation of oligomeric proteins, assembly of transcription factors, and formation of cellular structures themselves [3–4]. These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not 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.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.004
Threshold uncertainty score0.014

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0000.001
Scholarly communication0.0010.001
Open science0.0020.000
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0040.005

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 head0.026
GPT teacher head0.246
Teacher spread0.220 · 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

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designBench or experimental
Domainnot available
GenreEmpirical

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".

Quick stats

Citations1
Published2000
Admission routes1
Has abstractyes

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