World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
49
Citations
12082
World Ranking
14657
National Ranking
1144

Kunihiro Kuwajima 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 Kunihiro Kuwajima 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: 234 publications — 44th percentile

44% of scientists in this discipline score the same or lower.

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

Kunihiro Kuwajima 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 Kunihiro Kuwajima 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: 49 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Overview

Kunihiro Kuwajima is affiliated with Tokyo University of Science in Japan and specializes in research within the fields of Biochemistry, Genetics and Molecular Biology, and Materials Science. Their work primarily focuses on protein structure and dynamics, enzyme structure and function, and the application of advanced nuclear magnetic resonance (NMR) techniques.

The scientist's recent publications cover a range of topics related to protein folding, residual protein structures, and specialized NMR spectroscopy methods. Notable papers include:

  • The Molten Globule, and Two-State vs. Non-Two-State Folding of Globular Proteins, 2020, Biomolecules
  • The Molten Globule, and Two-State vs. Non-Two-State Folding of Globular Proteins, 2020, Preprints.org
  • DMSO-Quenched H/D-Exchange 2D NMR Spectroscopy and Its Applications in Protein Science, 2022, Molecules
  • Residual Structure of Unfolded Ubiquitin as Revealed by Hydrogen/Deuterium-Exchange 2D NMR, 2020, Biophysical Journal
  • The B domain of protein A retains residual structures in 6 M guanidinium chloride as revealed by hydrogen/deuterium-exchange NMR spectroscopy, 2023, Protein Science

Kuwajima has collaborated frequently with researchers including Maho Yagi-Utsumi, Saeko Yanaka, Koichi Kato, Mahesh Chandak, and Methanee Hiranyakorn.

Their research spans several subfields such as Molecular Biology, Materials Chemistry, Food Science, and Spectroscopy. Key research topics include:

  • Protein Structure and Dynamics
  • Enzyme Structure and Function
  • Proteins in Food Systems
  • Advanced NMR Techniques and Applications
  • Glycosylation and Glycoproteins Research
  • Mass Spectrometry Techniques and Applications

Frequent publication venues for Kuwajima's work include Biomolecules, Molecules, Preprints.org, Biophysical Journal, and Protein Science.

Best Publications

  • The molten globule state as a clue for understanding the folding and cooperativity of globular-protein structure.

    Kunihiro Kuwajima

  • The molten globule state of alpha-lactalbumin.

    Kunihiro Kuwajima

  • Role of the molten globule state in protein folding.

    Munehito Arai;Kunihiro Kuwajima

  • Comparison of the transient folding intermediates in lysozyme and alpha-lactalbumin.

    Kunihiro Kuwajima;Yoshiki Hiraoka;Masamichi Ikeguchi;Shintaro Sugai

  • α-Lactalbumin: A calcium metalloprotein

    Yoshiki Hiraoka;Tatsuhisa Segawa;Kunihiro Kuwajima;Shintaro Sugai

  • Evidence for identity between the equilibrium unfolding intermediate and a transient folding intermediate: a comparative study of the folding reactions of alpha-lactalbumin and lysozyme.

    Masamichi Ikeguchi;Kunihiro Kuwajima;Masahiro Mitani;Shintaro Sugai

  • Three-state denaturation of α-lactalbumin by guanidine hydrochloride

    Kunihiro Kuwajima;Katsutoshi Nitta;Michio Yoneyama;Shintaro Sugai

  • Rapid formation of secondary structure framework in protein folding studied by stopped-flow circular dichroism.

    Kunihiro Kuwajima;Hidetoshi Yamaya;Soichi Miwa;Shintaro Sugai

  • Folding of green fluorescent protein and the cycle3 mutant.

    Hiroyuki Fukuda;Munehito Arai;Kunihiro Kuwajima

  • Characterization of the critical state in protein folding. Effects of guanidine hydrochloride and specific Ca2+ binding on the folding kinetics of α-lactalbumin

    Kunihiro Kuwajima;Masahiro Mitani;Shintaro Sugai

  • A folding model of α-lactalbumin deduced from the three-state denaturation mechanism

    Kunihiro Kuwajima

  • Protein Globularization During Folding. A Study by Synchrotron Small-angle X-ray Scattering

    Gennady V. Semisotnov;Hiroshi Kihara;Nina V. Kotova;Kazumoto Kimura

  • Structural characterization of the molten globule of alpha-lactalbumin by solution X-ray scattering.

    M. Kataoka;K. Kuwajima;F. Tokunaga;Y. Goto

  • Rapid formation of a molten globule intermediate in refolding of α-lactalbumin

    Munehito Arai;Kunihiro Kuwajima

  • Ca2+-induced alteration in the unfolding behavior of alpha-lactalbumin.

    Masamichi Ikeguchi;Kunihiro Kuwajima;Shintaro Sugai

  • Kinetics of disulfide bond reduction in alpha-lactalbumin by dithiothreitol and molecular basis of superreactivity of the Cys6-Cys120 disulfide bond.

    Kunihiro Kuwajima;Masamichi Ikeguchi;Tatsuro Sugawara;Yoshiki Hiraoka

  • The Burst-phase Intermediate in the Refolding of β-Lactoglobulin Studied by Stopped-flow Circular Dichroism and Absorption Spectroscopy

    Kunihiro Kuwajima;Hidetoshi Yamaya;Hidetoshi Yamaya;Shintaro Sugai;Shintaro Sugai

  • Absence of the thermal transition in apo-α-lactalbumin in the molten globule state: A study by differential scanning microcalorimetry☆

    Katsuhide Yutani;Kyoko Ogasahara;Kunihiro Kuwajima

  • Kinetic refolding of beta-lactoglobulin. Studies by synchrotron X-ray scattering, and circular dichroism, absorption and fluorescence spectroscopy.

    Munehito Arai;Teikichi Ikura;Gennady V Semisotnov;Hiroshi Kihara

  • Acid denaturation and refolding of green fluorescent protein.

    Sawako Enoki;Kimiko Saeki;Kosuke Maki;Kunihiro Kuwajima

Frequent Co-Authors

Koichi Kato
Koichi Kato National Institutes of Natural Sciences
Masafumi Yohda
Masafumi Yohda Tokyo University of Agriculture and Technology
Takashi Nakamura
Takashi Nakamura Kyoto University
Yuji Goto
Yuji Goto Osaka University
Izumi Kumagai
Izumi Kumagai Tokyo University of Agriculture and Technology
Kouhei Tsumoto
Kouhei Tsumoto University of Tokyo
Seiji Okada
Seiji Okada Kumamoto University
Gabor Tigyi
Gabor Tigyi University of Tennessee Health Science Center
Mikio Kataoka
Mikio Kataoka Nara Institute of Science and Technology
Christoph Schick
Christoph Schick University of Rostock

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