World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
76
Citations
20648
World Ranking
5046
National Ranking
376

Chemistry

D-Index
74
Citations
20141
World Ranking
4668
National Ranking
272

Richard N. Perham 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 Richard N. Perham 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: 307 publications — 65th percentile

65% of scientists in this discipline score the same or lower.

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

Richard N. Perham 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 Richard N. Perham 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: 74 D-Index — 75th percentile

75% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • Member of the European Molecular Biology Organization (EMBO)
  • Member of the European Molecular Biology Organization (EMBO)
  • Member of the European Molecular Biology Organization (EMBO)
  • Member of the European Molecular Biology Organization (EMBO)
  • Member of the European Molecular Biology Organization (EMBO)
  • Member of the European Molecular Biology Organization (EMBO)
  • Member of the European Molecular Biology Organization (EMBO)
  • Member of the European Molecular Biology Organization (EMBO)
  • Member of the European Molecular Biology Organization (EMBO)
  • Member of the European Molecular Biology Organization (EMBO)

Overview

Richard N. Perham was affiliated with the University of Cambridge in the United Kingdom during their academic career. Their work was recognized through membership in the European Molecular Biology Organization (EMBO), reflecting involvement in the molecular biology research community.

Their scientific contributions spanned various research topics and fields, although specific publications or co-authors are not listed in the available data. The absence of detailed records of recent papers or publication venues limits direct description of their research outputs and collaborations.

Due to the lack of recorded book publications or explicitly defined fields and subfields of study, a detailed mapping of their academic specialties could not be determined. Despite this, association with a major research institution like the University of Cambridge situates their work within a significant scientific environment.

Richard N. Perham was deceased at the time of this profile, which may explain the limited recent publication record and updated research activity data. Their membership in EMBO remains a notable element within their academic profile.

Best Publications

  • A Molecular Switch and Proton Wire Synchronize the Active Sites in Thiamine Enzymes

    René A. W. Frank;Christopher M. Titman;J. Venkatesh Pratap;Ben F. Luisi

  • Redesign of the coenzyme specificity of a dehydrogenase by protein engineering

    Nigel S. Scrutton;Alan Berry;Richard N. Perham

  • Swinging Arms and Swinging Domains in Multifunctional Enzymes: Catalytic Machines for Multistep Reactions

    Richard N. Perham

  • Domains, motifs, and linkers in 2-oxo acid dehydrogenase multienzyme complexes: a paradigm in the design of a multifunctional protein.

    Richard N. Perham

  • Pulling geometry defines the mechanical resistance of a β-sheet protein

    David J Brockwell;Emanuele Paci;Rebecca C Zinober;Godfrey S Beddard

  • Multiple display of foreign peptides on a filamentous bacteriophage: Peptides from Plasmodium falciparum circumsporozoite protein as antigens

    Judith Greenwood;Anne E. Willis;Richard N. Perham

  • Reversible blocking of amino groups with citraconic anhydride

    Unknown

  • A common structural motif in thiamin pyrophosphate-binding enzymes.

    Christopher F. Hawkins;Adolfo Borges;Richard N. Perham

  • Glyceraldehyde 3-phosphate dehydrogenases

    Unknown

  • Glyceraldehyde 3-Phosphate Dehydrogenase from Pig Muscle

    Unknown

  • Glutathione reductase from Escherichia coli: cloning and sequence analysis of the gene and relationship to other flavoprotein disulfide oxidoreductases.

    Shaun Greer;Richard N. Perham

  • Principles of quasi-equivalence and Euclidean geometry govern the assembly of cubic and dodecahedral cores of pyruvate dehydrogenase complexes.

    T. Izard;A. Aevarsson;M. D. Allen;A. H. Westphal

  • Immunological properties of foreign peptides in multiple display on a filamentous bacteriophage

    Anne E. Willis;Richard N. Perham;David Wraith

  • Purification of 2-oxo acid dehydrogenase multienzyme complexes from ox heart by a new method

    Unknown

  • Role of capsid structure and membrane protein processing in determining the size and copy number of peptides displayed on the major coat protein of filamentous bacteriophage.

    Pratap Malik;Tamsin D. Terry;Lalitha R. Gowda;Amagoia Langara

  • Three-dimensional Structure of the Lipoyl domain from Bacillus stearothermophilus Pyruvate Dehydrogenase Multienzyme Complex

    Frédéric Dardel;Adrian L. Davis;Ernest D. Laue;Richard N. Perham

  • Self-assembly and catalytic activity of the pyruvate dehydrogenase multienzyme complex of Escherichia coli

    David L. Bates;David L. Bates;Michael J. Danson;Geoffrey Hale;Elizabeth A. Hooper

  • Molecular architecture and mechanism of an icosahedral pyruvate dehydrogenase complex: a multifunctional catalytic machine

    Jacqueline L.S. Milne;Dan Shi;Peter B. Rosenthal;Joshua S. Sunshine

  • Phage display of peptide epitopes from HIV-1 elicits strong cytolytic responses.

    P. De Berardinis;R. Sartorius;C. Fanutti;R. N. Perham

  • Creation of an NADP-dependent pyruvate dehydrogenase multienzyme complex by protein engineering

    J. A. Bocanegra;Nigel S. Scrutton;Richard N. Perham

  • Genetic reconstruction and functional analysis of the repeating lipoyl domains in the pyruvate dehydrogenase multienzyme complex of Escherichia coli

    John R. Guest;Hilary M. Lewis;Lloyd D. Graham;Leonard C. Packman

  • Three-Dimensional Solution Structure of the E3-Binding Domain of the Dihydrolipoamide Succinyltransferase Core from the 2-Oxoglutarate Dehydrogenase Multienzyme Complex of Escherichia coli

    Mark Robien;G. Clore;James Omichinski;Richard Perham

  • Purification and characterization of two fructose diphosphate aldolases from Escherichia coli (Crookes' strain).

    Donald Stribling;Richard N. Perham

  • Inhibition of pyruvate dehydrogenase multienzyme complex from Escherichia coli with mono- and bifunctional arsenoxides.

    Kenneth J. Stevenson;Geoffrey Hale;Richard N. Perham

  • Introduction to protein structure: edited by Carl Branden and John Tooze, Garland Publishing, 1991. $49.95 (xv + 302 pages) ISBN 0 8153 0344 0

    Richard Perham

Frequent Co-Authors

Nigel S. Scrutton
Nigel S. Scrutton University of Manchester
Sheena E. Radford
Sheena E. Radford University of Leeds
Ben F. Luisi
Ben F. Luisi University of Cambridge
Ernest D. Laue
Ernest D. Laue University of Cambridge
Ettore Appella
Ettore Appella National Institutes of Health
Sriram Subramaniam
Sriram Subramaniam University of British Columbia
John R. Guest
John R. Guest University of Sheffield
David H. Rowitch
David H. Rowitch University of Cambridge
John R. Coggins
John R. Coggins University of Glasgow
Wim G. J. Hol
Wim G. J. Hol University of Washington

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