Evidence map›Paper›PMID 29531036›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2018

Substrate recognition and mechanism revealed by ligand-bound polyphosphate kinase 2 structures.

Alice E Parnell, Silja Mordhorst, Florian Kemper, Mariacarmela Giurrandino, Josh P Prince, Nikola J Schwarzer, Alexandre Hofer, Daniel Wohlwend, Henning J Jessen, Stefan Gerhardt and 4 more

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
4.7field-weighted citation impact, top 5% 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

23 citing papers in PubMed, 73 citations in OpenAlex.

  1. Article
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  4. Article
  5. Polyphosphate Kinase fromInternational journal of molecular sciences · 2024
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  13. Synthetic metabolism forRSC chemical biology · 2022
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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

14 authors at 4 institutions in 3 countries.

Alice E ParnellChemistry, University of Southampton, Southampton, Hampshire SO17 1BJ, United Kingdom.
Silja MordhorstInstitute of Pharmaceutical Sciences, Albert-Ludwigs-University Freiburg, 79104 Freiburg, Germany.ORCID 0000-0001-7274-7451
Florian KemperInstitute of Biochemistry, Albert-Ludwigs-University Freiburg, 79104 Freiburg, Germany.
Mariacarmela GiurrandinoChemistry, University of Southampton, Southampton, Hampshire SO17 1BJ, United Kingdom.
Josh P PrinceChemistry, University of Southampton, Southampton, Hampshire SO17 1BJ, United Kingdom.
Nikola J SchwarzerInstitute of Biochemistry, Albert-Ludwigs-University Freiburg, 79104 Freiburg, Germany.
Alexandre HoferOrganic Chemistry Institute, University of Zürich, 8057 Zürich, Switzerland.
Daniel WohlwendInstitute of Biochemistry, Albert-Ludwigs-University Freiburg, 79104 Freiburg, Germany.
Henning J JessenOrganic Chemistry Institute, University of Zürich, 8057 Zürich, Switzerland.
Stefan GerhardtInstitute of Biochemistry, Albert-Ludwigs-University Freiburg, 79104 Freiburg, Germany.
Oliver EinsleInstitute of Biochemistry, Albert-Ludwigs-University Freiburg, 79104 Freiburg, Germany.
Petra C F OystonInstitute for Life Sciences, University of Southampton, Southampton, Hampshire SO17 1BJ, United Kingdom.
Jennifer N AndexerInstitute of Pharmaceutical Sciences, Albert-Ludwigs-University Freiburg, 79104 Freiburg, Germany; jennifer.andexer@pharmazie.uni-freiburg.de plr2@soton.ac.uk.ORCID 0000-0001-8238-5749
Peter L RoachChemistry, University of Southampton, Southampton, Hampshire SO17 1BJ, United Kingdom; jennifer.andexer@pharmazie.uni-freiburg.de plr2@soton.ac.uk.ORCID 0000-0001-9880-2877
University of Freiburg · DEUniversity of Southampton · GBDefence Science and Technology Laboratory · GBUniversity of Zurich · CH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Inorganic polyphosphate is a ubiquitous, linear biopolymer built of up to thousands of phosphate residues that are linked by energy-rich phosphoanhydride bonds. Polyphosphate kinases of the family 2 (PPK2) use polyphosphate to catalyze the reversible phosphorylation of nucleotide phosphates and are highly relevant as targets for new pharmaceutical compounds and as biocatalysts for cofactor regeneration. PPK2s can be classified based on their preference for nucleoside mono- or diphosphates or both. The detailed mechanism of PPK2s and the molecular basis for their substrate preference is unclear, which is mainly due to the lack of high-resolution structures with substrates or substrate analogs. Here, we report the structural analysis and comparison of a class I PPK2 (ADP-phosphorylating) and a class III PPK2 (AMP- and ADP-phosphorylating), both complexed with polyphosphate and/or nucleotide substrates. Together with complementary biochemical analyses, these define the molecular basis of nucleotide specificity and are consistent with a Mg

Indexed as

Crystallography, X-RayDeinococcusKineticsLigandsPhosphorylationPhosphotransferases (Phosphate Group Acceptor)PolyphosphatesProtein ConformationSubstrate SpecificityLigandsPhosphotransferases (Phosphate Group Acceptor)polyphosphate kinasePolyphosphatesenzyme structurekinasekineticspolyphosphate

Identifiers

PMID29531036
PMCPMC5879653
OpenAlexW2790117764

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.