World's Best Scientists 2026 revealed!
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P. John Hart

D-Index & Metrics

Chemistry

D-Index
51
Citations
9894
World Ranking
13890
National Ranking
3601

Biology and Biochemistry

D-Index
57
Citations
10799
World Ranking
13919
National Ranking
5882

P. John Hart publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where P. John Hart sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 193 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

P. John Hart D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where P. John Hart sits on this spectrum.

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 51 D-Index — 23rd percentile

23% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

P. John Hart is affiliated with The University of Texas Health Science Center at San Antonio in the United States. Their research primarily spans the fields of Biochemistry, Genetics and Molecular Biology as well as Medicine, with specific subfields including Molecular Biology, Public Health, Environmental and Occupational Health, Inorganic Chemistry, Parasitology, and Neurology.

Their main research topics cover various aspects of RNA biology and biochemical processes. These topics include:

  • RNA Research and Splicing
  • RNA regulation and disease
  • RNA modifications and cancer
  • Metal-Catalyzed Oxygenation Mechanisms
  • Parasites and Host Interactions
  • Research on Leishmaniasis Studies
  • Biochemical and Molecular Research

Among recent papers authored or co-authored by P. John Hart are:

  • Why does oxamniquine kill Schistosoma mansoni and not S. haematobium and S. japonicum? (2020), published in International Journal for Parasitology Drugs and Drug Resistance
  • Activation of human RNA lariat debranching enzyme Dbr1 by binding protein TTDN1 occurs though an intrinsically disordered C-terminal domain (2023), published in Journal of Biological Chemistry
  • Crystal Structure of the RNA Lariat Debranching Enzyme Dbr1 with Hydrolyzed Phosphorothioate RNA Product (2022), published in Biochemistry
  • A pH Switch Controls Zinc Binding in Tomato Copper-Zinc Superoxide Dismutase (2021), published in Biochemistry
  • A pH Switch Controls Zinc Binding in Tomato Copper-Zinc Superoxide Dismutase (2020), published in The FASEB Journal

P. John Hart has frequently published research in the following venues:

  • Biochemistry
  • International Journal for Parasitology Drugs and Drug Resistance
  • Journal of Biological Chemistry
  • The FASEB Journal
  • arXiv (Cornell University)

Frequent co-authors collaborating with P. John Hart include:

  • Alexander B. Taylor
  • S. Holloway
  • Xiaohang Cao
  • Nathaniel E. Clark
  • Adam Katolik

In addition to journal publications, P. John Hart has contributed to book publications, including a work published by Frontiers Media titled Advances in Genetic and Epigenetic Mechanisms of Therapeutic Resistance in Cancer (2023).

Best Publications

  • Misfolded CuZnSOD and amyotrophic lateral sclerosis.

    Joan Selverstone Valentine;P. John Hart

  • Amyloid-like Filaments and Water-filled Nanotubes Formed by SOD1 Mutant Proteins Linked to Familial ALS

    Jennifer Stine Elam;Alexander B Taylor;Richard Strange;Svetlana Antonyuk

  • Crystal structure of the human TbetaR2 ectodomain--TGF-beta3 complex.

    P. John Hart;Shashank Deep;Alexander B. Taylor;Zhanyong Shu

  • Sequence-specific recognition and cooperative dimerization of N-terminal aromatic peptides in aqueous solution by a synthetic host.

    Lisa M Heitmann;Alexander B Taylor;P John Hart;Adam R Urbach

  • A structure-based mechanism for copper-zinc superoxide dismutase.

    P.J Hart;M.M Balbirnie;N.L Ogihara;A.M Nersissian

  • Molecular recognition of insulin by a synthetic receptor.

    Jordan M. Chinai;Alexander B. Taylor;Lisa M. Ryno;Nicholas D. Hargreaves

  • The structure of holo and metal-deficient wild-type human Cu, Zn superoxide dismutase and its relevance to familial amyotrophic lateral sclerosis.

    Richard W. Strange;Svetlana Antonyuk;Michael A. Hough;Peter A. Doucette

  • Dimer destabilization in superoxide dismutase may result in disease-causing properties: structures of motor neuron disease mutants.

    Michael A. Hough;J. Günter Grossmann;Svetlana V. Antonyuk;Richard W. Strange

  • Variation in aggregation propensities among ALS-associated variants of SOD1: correlation to human disease.

    Mercedes Prudencio;P. John Hart;P. John Hart;David R. Borchelt;Peter M. Andersen

  • Structure of the Hsp110:Hsc70 Nucleotide Exchange Machine

    Jonathan P. Schuermann;Jianwen Jiang;Jorge Cuellar;Oscar Llorca

  • Shall We Dance? How A Multicopper Oxidase Chooses Its Electron Transfer Partner

    Liliana Quintanar;Christopher Stoj;Alexander B. Taylor;P. John Hart

  • Role of mutant SOD1 disulfide oxidation and aggregation in the pathogenesis of familial ALS

    Celeste M. Karch;Mercedes Prudencio;Duane D. Winkler;P. John Hart

  • The copper-iron connection in biology: structure of the metallo-oxidase Fet3p.

    Alexander B. Taylor;Christopher S. Stoj;Lynn Ziegler;Daniel J. Kosman

  • Chitinases, chitosanases, and lysozymes can be divided into procaryotic and eucaryotic families sharing a conserved core

    Arthur F. Monzingo;Edward M. Marcotte;P. John Hart;Jon D. Robertus

  • A missing link in cupredoxins: crystal structure of cucumber stellacyanin at 1.6 A resolution.

    P. J. Hart;A. M. Nersissian;R. G. Herrmann;R. M. Nalbandyan

  • The refined crystal structure of an endochitinasefrom Hordeum vulgare L. seeds at 1.8 Å resolution

    P. John Hart;Heather D. Pfluger;Arthur F. Monzingo;Thomas Hollis

  • Uclacyanins, stellacyanins, and plantacyanins are distinct subfamilies of phytocyanins: plant-specific mononuclear blue copper proteins.

    A. M. Nersissian;C. Immoos;M. G. Hill;P. J. Hart

  • Dissociation of human copper-zinc superoxide dismutase dimers using chaotrope and reductant. Insights into the molecular basis for dimer stability.

    Peter A. Doucette;Lisa J. Whitson;Xiaohang Cao;Virgil Schirf

  • Genetic and Molecular Basis of Drug Resistance and Species-Specific Drug Action in Schistosome Parasites

    Claudia L. L. Valentim;Claudia L. L. Valentim;Donato Cioli;Frédéric D. Chevalier;Xiaohang Cao

  • Aggregation-triggering segments of SOD1 fibril formation support a common pathway for familial and sporadic ALS

    Magdalena I. Ivanova;Stuart A. Sievers;Stuart A. Sievers;Elizabeth L. Guenther;Lisa M. Johnson

Frequent Co-Authors

Joan Selverstone Valentine
Joan Selverstone Valentine University of California, Los Angeles
Borries Demeler
Borries Demeler University of Lethbridge
David R. Borchelt
David R. Borchelt University of Florida
Jon D. Robertus
Jon D. Robertus The University of Texas at Austin
Valeria C. Culotta
Valeria C. Culotta Johns Hopkins University
S. Samar Hasnain
S. Samar Hasnain University of Liverpool
Paul F. Fitzpatrick
Paul F. Fitzpatrick The University of Texas Health Science Center at San Antonio
Philip T. LoVerde
Philip T. LoVerde The University of Texas Health Science Center at San Antonio
Masad J. Damha
Masad J. Damha McGill University
Richard W. Strange
Richard W. Strange University of Essex

External Links

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Related Online Degrees & Career Pathways

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Exploring the best online criminal justice associate degree programs can provide flexible pathways into law enforcement or legal support roles, which may be appealing for those wanting to combine scientific expertise with justice-oriented careers.

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Best Scientists Citing P. John Hart

David R. Borchelt

David R. Borchelt

University of Florida

Publications: 42

Guangming Zhong

Guangming Zhong

The University of Texas Health Science Center at San Antonio

Publications: 32

Joan Selverstone Valentine

Joan Selverstone Valentine

University of California, Los Angeles

Publications: 31

Oren A. Scherman

Oren A. Scherman

University of Cambridge

Publications: 30

S. Samar Hasnain

S. Samar Hasnain

University of Liverpool

Publications: 27

Valeria C. Culotta

Valeria C. Culotta

Johns Hopkins University

Publications: 26

Justin J. Yerbury

Justin J. Yerbury

University of Wollongong

Publications: 24

Laurent Abel

Laurent Abel

Université Paris Cité

Publications: 23

Lucia Banci

Lucia Banci

University of Florence

Publications: 22

Stefan L. Marklund

Stefan L. Marklund

Umeå University

Publications: 21

Peter M Andersen

Peter M Andersen

Umeå University

Publications: 20

Luc Brunsveld

Luc Brunsveld

Eindhoven University of Technology

Publications: 19

Werner M. Nau

Werner M. Nau

Jacobs University

Publications: 19

Daniel J. Kosman

Daniel J. Kosman

University at Buffalo, State University of New York

Publications: 19

Ashley I. Bush

Ashley I. Bush

Florey Institute of Neuroscience and Mental Health

Publications: 18

Neil R. Cashman

Neil R. Cashman

University of British Columbia

Publications: 18

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