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Tomitake Tsukihara

Tomitake Tsukihara

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 61 9105 8255 640 591 471 19522

Tomitake Tsukihara publications per year

The chart shows the history of publications by Tomitake Tsukihara between 1970 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Tomitake Tsukihara published across 57 years, from 1970 to 2026, averaging 8.7 papers a year. Output peaked at 42 publications in 2008. 2 of the 498 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1970 to 2026. Vertical axis: number of publications, 0 to 42. Peak 42 publications in 2008. 1970: 1 publication 1971: 2 publications 1972: 10 publications 1973: 3 publications 1974: 2 publications 1975: 9 publications 1976: 6 publications 1977: 1 publication 1978: 3 publications 1979: 1 publication 1980: 4 publications 1981: 4 publications 1982: 1 publication 1983: 2 publications 1984: 1 publication 1985: 4 publications 1986: 1 publication 1987: 4 publications 1988: 3 publications 1989: 2 publications 1990: 6 publications 1991: 3 publications 1992: 9 publications 1993: 9 publications 1994: 6 publications 1995: 4 publications 1996: 10 publications 1997: 4 publications 1998: 8 publications 1999: 13 publications 2000: 25 publications 2001: 9 publications 2002: 16 publications 2003: 17 publications 2004: 22 publications 2005: 32 publications 2006: 23 publications 2007: 22 publications 2008: 42 publications 2009: 28 publications 2010: 25 publications 2011: 19 publications 2012: 7 publications 2013: 7 publications 2014: 12 publications 2015: 7 publications 2016: 8 publications 2017: 13 publications 2018: 10 publications 2019: 4 publications 2020: 2 publications 2021: 6 publications 2022: 0 publications 2023: 4 publications 2024: 0 publications 2025: 1 publication 2026: 1 publication
1970 2026

498 publications in total across all disciplines

View publications per year as a table
Tomitake Tsukihara: publications per year, 1970 to 2026
Year Publications
1970 1
1971 2
1972 10
1973 3
1974 2
1975 9
1976 6
1977 1
1978 3
1979 1
1980 4
1981 4
1982 1
1983 2
1984 1
1985 4
1986 1
1987 4
1988 3
1989 2
1990 6
1991 3
1992 9
1993 9
1994 6
1995 4
1996 10
1997 4
1998 8
1999 13
2000 25
2001 9
2002 16
2003 17
2004 22
2005 32
2006 23
2007 22
2008 42
2009 28
2010 25
2011 19
2012 7
2013 7
2014 12
2015 7
2016 8
2017 13
2018 10
2019 4
2020 2
2021 6
2022 0
2023 4
2024 0
2025 1
2026 1
Total 498
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Tomitake Tsukihara 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 Tomitake Tsukihara sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 461–480 publications, is where this scientist sits. 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
61–80 publications 1,295+

This scientist: 471 publications — 86th percentile

86% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265 471
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Tomitake Tsukihara 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 Tomitake Tsukihara sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 60–61 D-Index, is where this scientist sits. 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
40–41 D-Index 159+

This scientist: 61 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882 61
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Overview

Tomitake Tsukihara is affiliated with the University of Hyogo in Japan. Their research primarily focuses on biochemistry, genetics, and molecular biology, with additional work related to neuroscience. The scientist's main research subfields include molecular biology, cellular and molecular neuroscience, inorganic chemistry, atomic and molecular physics, optics, as well as electrical and electronic engineering.

The core research topics Tsukihara has explored involve photosynthetic processes and mechanisms, photoreceptor and optogenetics research, mitochondrial function and pathology, metal-catalyzed oxygenation mechanisms, ATP synthase and ATPases research, spectroscopy and quantum chemical studies, and electrochemical sensors and biosensors.

Frequent co-authors in Tsukihara's work include Shinya Yoshikawa, Atsuhiro Shimada, Kyoko Shinzawa-Itoh, Eiki Yamashita, and Kazumasa Muramoto.

The scientist has published extensively in several prominent venues. Among the frequent publication venues are:

  • Journal of Biological Chemistry
  • The Journal of Biochemistry
  • Frontiers in Chemistry
  • BBA Advances
  • bioRxiv (Cold Spring Harbor Laboratory)

Selected recent papers authored or co-authored by Tsukihara include:

  • X-ray structures of catalytic intermediates of cytochrome c oxidase provide insights into its O2 activation and unidirectional proton-pump mechanisms, 2020, Journal of Biological Chemistry
  • Critical roles of the CuB site in efficient proton pumping as revealed by crystal structures of mammalian cytochrome c oxidase catalytic intermediates, 2021, Journal of Biological Chemistry
  • Recent progress in experimental studies on the catalytic mechanism of cytochrome c oxidase, 2023, Frontiers in Chemistry
  • The 1.3-Å resolution structure of bovine cytochrome c oxidase suggests a dimerization mechanism, 2021, BBA Advances
  • Forty years of the structure of plant-type ferredoxin, 2021, The Journal of Biochemistry

Best Publications

  • The whole structure of the 13-subunit oxidized cytochrome c oxidase at 2.8 A.

    Tomitake Tsukihara;Hiroshi Aoyama;Eiki Yamashita;Takashi Tomizaki

  • Structures of metal sites of oxidized bovine heart cytochrome c oxidase at 2.8 A

    Tomitake Tsukihara;Hiroshi Aoyama;Eiki Yamashita;Takashi Tomizaki

  • Redox-coupled crystal structural changes in bovine heart cytochrome c oxidase.

    Shinya Yoshikawa;Kyoko Shinzawa-Itoh;Ryosuke Nakashima;Rieko Yaono

  • Structure of the connexin 26 gap junction channel at 3.5 Å resolution

    Shoji Maeda;So Nakagawa;Michihiro Suga;Eiki Yamashita

  • The structure of the mammalian 20S proteasome at 2.75 A resolution.

    Masaki Unno;Tsunehiro Mizushima;Yukio Morimoto;Yoshikazu Tomisugi

  • Structure of human monoamine oxidase A at 2.2-A resolution: The control of opening the entry for substrates/inhibitors

    Se-Young Son;Jichun Ma;Youhei Kondou;Masato Yoshimura

  • A High-Resolution Structure of the Pre-microRNA Nuclear Export Machinery

    Chimari Okada;Chimari Okada;Eiki Yamashita;Soo Jae Lee;Satoshi Shibata

  • The low-spin heme of cytochrome c oxidase as the driving element of the proton-pumping process

    Tomitake Tsukihara;Kunitoshi Shimokata;Yukie Katayama;Hideo Shimada

  • Structures and physiological roles of 13 integral lipids of bovine heart cytochrome c oxidase

    Kyoko Shinzawa-Itoh;Hiroshi Aoyama;Kazumasa Muramoto;Hirohito Terada

  • Crystal Structure of the Membrane Fusion Protein, MexA, of the Multidrug Transporter in Pseudomonas aeruginosa

    Hiroyuki Akama;Takanori Matsuura;Sachiko Kashiwagi;Hiroshi Yoneyama

  • Crystal Structure of the Drug Discharge Outer Membrane Protein, OprM, of Pseudomonas aeruginosa DUAL MODES OF MEMBRANE ANCHORING AND OCCLUDED CAVITY END

    Hiroyuki Akama;Misa Kanemaki;Masato Yoshimura;Tomitake Tsukihara

  • The Structure of Importin-ß Bound to SREBP-2: Nuclear Import of a Transcription Factor

    Soo Jae Lee;Toshihiro Sekimoto;Eiki Yamashita;Emi Nagoshi

  • Determination of damage-free crystal structure of an X-ray-sensitive protein using an XFEL

    Kunio Hirata;Kyoko Shinzawa-Itoh;Naomine Yano;Shuhei Takemura

  • Structure of Rat Monoamine Oxidase A and Its Specific Recognitions for Substrates and Inhibitors

    Jichun Ma;Masato Yoshimura;Eiki Yamashita;Atsushi Nakagawa

  • X-Ray Analysis of a [2Fe-2S] Ferredoxin from ‘Spirulina platensis. Main Chain Fold and Location of Side Chains at 2.5 Å Resolution

    Tomitake Tsukihara;Keiichi Fukuyama;Masahiro Nakamura;Yukiteru Katsube

  • Structure of S. platensis [2Fe-2S] ferredoxin and evolution of chloroplast-type ferredoxins

    Keiichi Fukuyama;Toshiharu Hase;Satoshi Matsumoto;Tomitake Tsukihara

  • Processing and post-refinement of oscillation camera data

    M. G. Rossmann;A. G. W. Leslie;S. S. Abdel-Meguid;T. Tsukihara

  • The structure of rat liver vault at 3.5 angstrom resolution

    Hideaki Tanaka;Koji Kato;Eiki Yamashita;Tomoyuki Sumizawa

  • Architecture of helix bundle membrane proteins: An analysis of cytochrome c oxidase from bovine mitochondria

    Erik Wallin;T. Tsukihara;S. Yoshikawa;G. von Heijne

  • X-ray structure of beta-carbonic anhydrase from the red alga, Porphyridium purpureum, reveals a novel catalytic site for CO(2) hydration.

    Satoshi Mitsuhashi;Tsunehiro Mizushima;Eiki Yamashita;Masaki Yamamoto

Frequent Co-Authors

Shinya Yoshikawa
Shinya Yoshikawa University of Hyogo
Eiki Yamashita
Eiki Yamashita Osaka University
Atsushi Nakagawa
Atsushi Nakagawa Osaka University
Keiichi Fukuyama
Keiichi Fukuyama Osaka University
Hiroshi Matsubara
Hiroshi Matsubara Osaka Metropolitan University
Masaki Yamamoto
Masaki Yamamoto University of Hyogo
Min Yao
Min Yao Hokkaido University
Makoto Suematsu
Makoto Suematsu Keio University
Toshiharu Hase
Toshiharu Hase Osaka University

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