Evidence map›Paper›PMID 31527922›Full record

ArticleAIChE journal. American Institute of Chemical Engineers2018

The Effect of Divalent Cations on the Thermostability of Type II Polyketide Synthase Acyl Carrier Proteins.

Marco Rivas, Valentine C Courouble, Miranda C Baker, David L Cookmeyer, Kristen E Fiore, Alexander J Frost, Kerilyn N Godbe, Michael R Jordan, Emily N Krasnow, Aurelio Mollo and 13 more

Open access · greenAbstract read
In one paragraph

Article in AIChE journal. American Institute of Chemical Engineers, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
1.4field-weighted citation impact, top 21% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed, 12 citations in OpenAlex.

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  5. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

23 authors at 2 institutions in 1 country.

Marco RivasDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Valentine C CouroubleDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Miranda C BakerDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
David L CookmeyerDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Kristen E FioreDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Alexander J FrostDepartment of Biology, Haverford College, Haverford PA 19041, USA.
Kerilyn N GodbeDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Michael R JordanDepartment of Physics, Haverford College, Haverford PA 19041, USA.
Emily N KrasnowDepartment of Biology, Haverford College, Haverford PA 19041, USA.
Aurelio MolloDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Stephen T RidingsDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Keisuke SawadaDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Kavita D ShroffDepartment of Biology, Haverford College, Haverford PA 19041, USA.
Bradley StudnitzerDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Grace A R ThieleDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Ashley C SistoDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Saadia NawaalDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Adam R HuffDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Robert FairmanDepartment of Biology, Haverford College, Haverford PA 19041, USA.
Karl A JohnsonDepartment of Biology, Haverford College, Haverford PA 19041, USA.
Joris BeldDepartment of Microbiology and Immunology, Drexel University College of Medicine, Philadelphia, PA 19102, USA.
Bashkim KokonaDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Louise K CharkoudianDepartment of Chemistry, Haverford College, Haverford PA 19041, USA.
Haverford College · USDrexel University · US

Funding

Functional Hybrid Natural Product Synthases by Tracking Acyl Carrier Protein Binding and Conformational DynamicsR15GM120704 · NIGMS · HAVERFORD COLLEGE · PI CHARKOUDIAN, LOUISE KARINE · 2016 to 2024
$1.2M
NIGMS NIH HHS R15 GM120704
6 · The paper itself

Abstract

The successful engineering of biosynthetic pathways hinges on understanding the factors that influence acyl carrier protein (ACP) stability and function. The stability and structure of ACPs can be influenced by the presence of divalent cations, but how this relates to primary sequence remains poorly understood. As part of a course-based undergraduate research experience, we investigated the thermostability of type II polyketide synthase (PKS) ACPs. We observed an approximate 40 °C range in the thermostability amongst the 14 ACPs studied, as well as an increase in stability (5 - 26 °C) of the ACPs in the presence of divalent cations. Distribution of charges in the helix II-loop-helix III region was found to impact the enthalpy of denaturation. Taken together, our results reveal clues as to how the sequence of type II PKS ACPs relates to their structural stability, information that can be used to study how ACP sequence relates to function.

Identifiers

PMID31527922
PMCPMC6746434
OpenAlexW2892316720

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.