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Record W2062558681 · doi:10.1107/s2053230x14011595

Purification, crystallization and room-temperature X-ray diffraction of inositol dehydrogenase LcIDH2 from<i>Lactobacillus casei</i>BL23

2014· article· en· W2062558681 on OpenAlexaff
Drew Bertwistle, Linda Vogt, Hari Babu Aamudalapalli, David R. J. Palmer, D.A.R. Sanders

Bibliographic record

VenueActa Crystallographica Section F Structural Biology Communications · 2014
Typearticle
Languageen
FieldMaterials Science
TopicEnzyme Structure and Function
Canadian institutionsUniversity of Saskatchewan
Fundersnot available
KeywordsDehydrogenaseLactobacillus caseiNAD+ kinaseInositolCrystallizationX-ray crystallographyAlcohol dehydrogenaseDiffractionBiologyChemistryBiochemistryCrystallographyEnzymeFermentationOptics

Abstract

fetched live from OpenAlex

Lactobacillus casei BL23 contains two genes, iolG1 and iolG2, homologous with inositol dehydrogenase encoding genes from many bacteria. Inositol dehydrogenase catalyzes the oxidation of inositol with concomitant reduction of NAD+. The protein encoded by iolG2, LcIDH2, has been purified to homogeneity, crystallized and cryoprotected for diffraction at 77 K. The crystals had a high mosaicity and poor processing statistics. Subsequent diffraction measurements were performed without cryoprotectant at room temperature. These crystals were radiation-resistant and a full diffraction data set was collected at room temperature to 1.6 Å resolution.

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)0.001
metaresearch head score (Gemma)0.001
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: Empirical
Teacher disagreement score0.009
Threshold uncertainty score0.018

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.001
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0000.003
Science and technology studies0.0010.000
Scholarly communication0.0010.000
Open science0.0020.001
Research integrity0.0010.002
Insufficient payload (model declined to judge)0.0020.001

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.

Opus teacher head0.010
GPT teacher head0.239
Teacher spread0.228 · 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

Citations3
Published2014
Admission routes1
Has abstractyes

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Same venueActa Crystallographica Section F Structural Biology CommunicationsSame topicEnzyme Structure and FunctionFrench-language works237,207