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D-Index & Metrics

Molecular Biology

D-Index
65
Citations
13712
World Ranking
1679
National Ranking
133

Ray Dixon publication distribution in Molecular Biology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Molecular Biology in 2026. The highlighted bar marks where Ray Dixon sits on this spectrum.

47–56 publications: 7 scientists 57–66 publications: 17 scientists 67–76 publications: 65 scientists 77–86 publications: 90 scientists 87–96 publications: 125 scientists 97–106 publications: 131 scientists 107–116 publications: 162 scientists 117–126 publications: 177 scientists 127–136 publications: 158 scientists 137–146 publications: 158 scientists 147–156 publications: 146 scientists 157–166 publications: 159 scientists 167–176 publications: 131 scientists 177–186 publications: 110 scientists 187–196 publications: 112 scientists 197–206 publications: 100 scientists 207–216 publications: 89 scientists 217–226 publications: 98 scientists 227–236 publications: 74 scientists 237–246 publications: 72 scientists 247–256 publications: 63 scientists 257–266 publications: 53 scientists 267–276 publications: 54 scientists 277–286 publications: 49 scientists 287–296 publications: 52 scientists 297–306 publications: 43 scientists 307–316 publications: 46 scientists 317–326 publications: 41 scientists 327–336 publications: 42 scientists 337–346 publications: 31 scientists 347–356 publications: 28 scientists 357–366 publications: 29 scientists 367–376 publications: 26 scientists 377–386 publications: 24 scientists 387–396 publications: 24 scientists 397–406 publications: 14 scientists 407–416 publications: 13 scientists 417–426 publications: 20 scientists 427–436 publications: 12 scientists 437–446 publications: 20 scientists 447–456 publications: 11 scientists 457–466 publications: 10 scientists 467–476 publications: 14 scientists 477–486 publications: 14 scientists 487–496 publications: 10 scientists 497–506 publications: 13 scientists 507–516 publications: 13 scientists 517–526 publications: 2 scientists 527–536 publications: 4 scientists 537–546 publications: 6 scientists 547–556 publications: 8 scientists 557–563 publications: 6 scientists 564+ publications: 100 scientists
47 publications 564+

This scientist: 144 publications — 34th percentile

34% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 564 publications or more.

Ray Dixon D-index placement in Molecular Biology in 2026

The chart shows the D-index (discipline H-index) distribution of Molecular Biology scientists ranked by Research.com in 2026. The highlighted bar marks where Ray Dixon sits on this spectrum.

40–41 D-Index: 36 scientists 42–43 D-Index: 101 scientists 44–45 D-Index: 115 scientists 46–47 D-Index: 121 scientists 48–49 D-Index: 118 scientists 50–51 D-Index: 130 scientists 52–53 D-Index: 106 scientists 54–55 D-Index: 116 scientists 56–57 D-Index: 113 scientists 58–59 D-Index: 129 scientists 60–61 D-Index: 120 scientists 62–63 D-Index: 105 scientists 64–65 D-Index: 131 scientists 66–67 D-Index: 95 scientists 68–69 D-Index: 97 scientists 70–71 D-Index: 106 scientists 72–73 D-Index: 83 scientists 74–75 D-Index: 89 scientists 76–77 D-Index: 77 scientists 78–79 D-Index: 70 scientists 80–81 D-Index: 73 scientists 82–83 D-Index: 60 scientists 84–85 D-Index: 48 scientists 86–87 D-Index: 45 scientists 88–89 D-Index: 50 scientists 90–91 D-Index: 31 scientists 92–93 D-Index: 51 scientists 94–95 D-Index: 43 scientists 96–97 D-Index: 38 scientists 98–99 D-Index: 39 scientists 100–101 D-Index: 41 scientists 102–103 D-Index: 29 scientists 104–105 D-Index: 33 scientists 106–107 D-Index: 35 scientists 108–109 D-Index: 20 scientists 110–111 D-Index: 38 scientists 112–113 D-Index: 19 scientists 114–115 D-Index: 28 scientists 116–117 D-Index: 13 scientists 118–119 D-Index: 23 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 15 scientists 124–125 D-Index: 11 scientists 126–127 D-Index: 21 scientists 128–129 D-Index: 7 scientists 130–131 D-Index: 13 scientists 132–133 D-Index: 14 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 9 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 16 scientists 142–143 D-Index: 7 scientists 144 D-Index: 7 scientists 145+ D-Index: 100 scientists
40 D-Index 145+

This scientist: 65 D-Index — 47th percentile

47% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 145 D-Index or more.

Overview

Ray Dixon is affiliated with the John Innes Centre in the United Kingdom, contributing to research primarily in Environmental Science and Agricultural and Biological Sciences. Their work spans various specialized topics, with notable focus areas including wastewater treatment and nitrogen removal, ammonia synthesis and nitrogen reduction, and legume nitrogen-fixing symbiosis.

The scientist's research extensively explores metalloenzymes and iron-sulfur proteins, plant nutrient uptake and metabolism, microbial fuel cells and bioremediation, and microbial community ecology and physiology. These fields align closely with their contributions to plant science, pollution, molecular biology, catalysis, and sustainability.

Ray Dixon has published in several scientific venues, with frequent contributions to:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Proceedings of the National Academy of Sciences
  • PLoS Genetics
  • Critical Reviews in Biochemistry and Molecular Biology
  • Genes

Several recent papers authored or coauthored by Ray Dixon include:

  • "Using synthetic biology to overcome barriers to stable expression of nitrogenase in eukaryotic organelles" (2020, Proceedings of the National Academy of Sciences)
  • "Overview of physiological, biochemical, and regulatory aspects of nitrogen fixation in Azotobacter vinelandii" (2022, Critical Reviews in Biochemistry and Molecular Biology)
  • "Alanine synthesized by alanine dehydrogenase enables ammonium-tolerant nitrogen fixation in Paenibacillus sabinae T27" (2022, Proceedings of the National Academy of Sciences)
  • "Comparative Genomics Provides Insights into the Taxonomy of Azoarcus and Reveals Separate Origins of Nif Genes in the Proposed Azoarcus and Aromatoleum Genera" (2021, Genes)
  • "Disrupting hierarchical control of nitrogen fixation enables carbon-dependent regulation of ammonia excretion in soil diazotrophs" (2021, PLoS Genetics)

Frequent collaborators include Marcelo Bueno Batista (12 publications), John W. Peters (5 publications), Yiping Wang (5 publications), Florence Mus (3 publications), and Jianguo Yang (3 publications).

Best Publications

  • Genetic regulation of biological nitrogen fixation

    Ray Dixon;Daniel Kahn

  • PAS domain S-boxes in archaea, bacteria and sensors for oxygen and redox

    Igor B. Zhulin;Barry L. Taylor;Ray Dixon

  • Distribution of nitrogen fixation and nitrogenase-like sequences amongst microbial genomes

    Patricia C Dos Santos;Zhong Fang;Steven W Mason;João C Setubal;João C Setubal

  • Domain architectures of σ54-dependent transcriptional activators

    David J. Studholme;Ray Dixon

  • Upstream activator sequences are present in the promoters of nitrogen fixation genes

    Martin Buck;Stephen Miller;Martin Drummond;Ray Dixon

  • Genome Sequence of Azotobacter vinelandii, an Obligate Aerobe Specialized To Support Diverse Anaerobic Metabolic Processes

    João C. Setubal;Patricia dos Santos;Barry S. Goldman;Helga Ertesvåg

  • The Role of Bacterial Enhancer Binding Proteins as Specialized Activators of σ54-Dependent Transcription

    Matthew Bush;Ray Dixon

  • A non-haem iron centre in the transcription factor NorR senses nitric oxide

    Benoît D'Autréaux;Nicholas P Tucker;Ray Dixon;Stephen Spiro

  • Biotechnological solutions to the nitrogen problem

    Giles E D Oldroyd;Ray Dixon

  • Genetic Transfer of Nitrogen Fixation from Klebsiella pneumoniae to Escherichia coli

    R A Dixon;J R Postgate

  • The PAS fold. A redefinition of the PAS domain based upon structural prediction.

    Marco H. Hefti;Kees-Jan Françoijs;Sacco C. de Vries;Ray Dixon

  • The Emergence of 2-Oxoglutarate as a Master Regulator Metabolite

    Luciano F. Huergo;Ray Dixon

  • Analysis of regulation of Klebsiella pneumoniae nitrogen fixation (nif) gene cluster with gene fusions

    Ray Dixon;Robert R. Eady;Guadalupe Espin;Susan Hill

  • Azotobacter vinelandii NIFL is a flavoprotein that modulates transcriptional activation of nitrogen-fixation genes via a redox-sensitive switch.

    Susan Hill;Sara Austin;Trevor Eydmann;Tamera Jones

  • The prokaryotic enhancer binding protein NTRC has an ATPase activity which is phosphorylation and DNA dependent.

    S. Austin;R. Dixon

  • The genetic complexity of nitrogen fixation. The ninth Fleming lecture.

    Ray A. Dixon

  • The NifL-NifA System: a multidomain transcriptional regulatory complex that integrates environmental signals.

    Isabel Martinez-Argudo;Richard Little;Neil Shearer;Philip Johnson

  • Functional organization of the simian virus 40 origin of DNA replication.

    J. J. Li;K. W. C. Peden;R. A. F. Dixon;T. Kelly

  • Positive control and autogenous regulation of the nifLA promoter in Klebsiella pneumoniae.

    Martin Drummond;John Clements;Mike Merrick;Ray Dixon

  • Complementation analysis of Klebsiella pneumoniae mutants defective in nitrogen fixation.

    Ray Dixon;Christina Kennedy;Adám Kondorosi;Viji Krishnapillai

Frequent Co-Authors

Mike Merrick
Mike Merrick John Innes Centre
Emanuel M. Souza
Emanuel M. Souza Federal University of Paraná
Fábio O. Pedrosa
Fábio O. Pedrosa Federal University of Paraná
Stephen Spiro
Stephen Spiro The University of Texas at Dallas
Martin Buck
Martin Buck Imperial College London
Robert R. Eady
Robert R. Eady University of Liverpool
João C. Setubal
João C. Setubal Universidade de São Paulo
David J. Studholme
David J. Studholme University of Exeter
Daniel Kahn
Daniel Kahn Claude Bernard University Lyon 1
Adam Kondorosi
Adam Kondorosi Centre national de la recherche scientifique, CNRS

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