World's Best Scientists 2026 revealed!
Maria J. Ramos

Maria J. Ramos

D-Index & Metrics

Chemistry

D-Index
65
Citations
18229
World Ranking
7558
National Ranking
61

Maria J. Ramos 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 Maria J. Ramos 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: 422 publications — 82nd percentile

82% of scientists in this discipline score the same or lower.

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

Maria J. Ramos 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 Maria J. Ramos 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: 65 D-Index — 58th percentile

58% of scientists in this discipline score the same or lower.

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

Overview

Maria J. Ramos is affiliated with the University of Porto in Portugal and works primarily within the field of Biochemistry, Genetics and Molecular Biology. Their research covers a broad scope of topics related to molecular biology and chemistry with a notable concentration on enzyme mechanisms, protein dynamics, and applied biochemistry.

Their recent publications demonstrate engagement with a variety of chemical and biochemical challenges. Key papers include:

  • The chemistry of snake venom and its medicinal potential, 2022, published in Nature Reviews Chemistry
  • Reaction Mechanism of the PET Degrading Enzyme PETase Studied with DFT/MM Molecular Dynamics Simulations, 2021, ACS Catalysis
  • The importance of intramolecular hydrogen bonds on the translocation of the small drug piracetam through a lipid bilayer, 2021, RSC Advances
  • Animal Fatty Acid Synthase: A Chemical Nanofactory, 2021, Chemical Reviews
  • Reaction Mechanism of MHETase, a PET Degrading Enzyme, 2021, ACS Catalysis

Maria J. Ramos collaborates frequently with other researchers, including:

  • Pedro Alexandrino Fernandes
  • Rui P. P. Neves
  • Pedro Ferreira
  • João T. S. Coimbra
  • Pedro Paiva

The scientist's work has been published repeatedly in several key venues, underscoring their expertise in catalysis and chemical research:

  • ACS Catalysis
  • Revista de Ciência Elementar
  • Zenodo (CERN European Organization for Nuclear Research)
  • Journal of Chemical Information and Modeling
  • Chemistry - A European Journal

The primary research subfields include molecular biology, materials chemistry, organic chemistry, genetics, and biomedical engineering. Their investigations intermediate topics relating to protein structure and dynamics, enzyme catalysis and immobilization, venomous animal envenomation and studies, enzyme structure and function, graphene and nanomaterials applications, microbial metabolic engineering and bioproduction, as well as microplastics and plastic pollution.

In addition to research articles, Maria J. Ramos has contributed to academic literature through book publication. One such work titled CLASSE HOSPITALAR, ATENDIMENTO PEDAGÓGICO DOMICILIAR E BRINQUEDOTECA HOSPITALAR is expected to be published by Editora Schreiben eBooks in 2025.

Best Publications

  • General performance of density functionals.

    Sérgio Filipe Sousa;Pedro Alexandrino Fernandes;Maria João Ramos

  • Protein-ligand docking: current status and future challenges.

    Sérgio Filipe Sousa;Pedro Alexandrino Fernandes;Maria João Ramos

  • Hot spots—A review of the protein–protein interface determinant amino-acid residues

    Irina S. Moreira;Pedro A. Fernandes;Maria J. Ramos

  • α-Glucosidase inhibition by flavonoids: an in vitro and in silico structure-activity relationship study.

    Carina Proença;Marisa Freitas;Daniela Ribeiro;Eduardo F. T. Oliveira

  • Cholesterol Biosynthesis: A Mechanistic Overview

    Nuno M. F. S. A. Cerqueira;Eduardo F. Oliveira;Diana S. Gesto;Diogo Santos-Martins

  • Theoretical insights into the mechanism for thiol/disulfide exchange.

    Pedro Alexandrino Fernandes;Maria João Ramos

  • AutoDock4(Zn): an improved AutoDock force field for small-molecule docking to zinc metalloproteins.

    Diogo Santos-Martins;Stefano Forli;Maria João Ramos;Arthur J. Olson

  • Computational alanine scanning mutagenesis--an improved methodological approach.

    Irina S. Moreira;Pedro Alexandrino Fernandes;Maria João Ramos

  • Protein-ligand docking in the new millennium--a retrospective of 10 years in the field

    S.F. Sousa;A.J.M. Ribeiro;J.T.S. Coimbra;R.P.P. Neves

  • Understanding Ribonucleotide Reductase Inactivation by Gemcitabine

    Nuno M. F. S. A. Cerqueira;Pedro A. Fernandes;Maria J. Ramos

  • Application of quantum mechanics/molecular mechanics methods in the study of enzymatic reaction mechanisms

    Sérgio Filipe Sousa;António J. M. Ribeiro;Rui P. P. Neves;Natércia F. Brás

  • Computational enzymatic catalysis.

    Maria J. Ramos;Pedro A. Fernandes

  • Similarities and differences in the thioredoxin superfamily.

    Alexandra P. Carvalho;Pedro A. Fernandes;Maria J. Ramos

  • The carboxylate shift in zinc enzymes: a computational study.

    Sérgio F. Sousa;Pedro A. Fernandes;Maria Joao Ramos

  • Protein–protein docking dealing with the unknown

    Irina S. Moreira;Pedro Alexandrino Fernandes;Maria João Ramos

  • Farnesyltransferase Inhibitors: A Detailed Chemical View on an Elusive Biological Problem

    Sergio F. Sousa;Pedro A. Fernandes;Maria Joao Ramos

  • Vascular endothelial growth factor (VEGF) inhibition--a critical review.

    Irina Sousa Moreira;Pedro Alexandrino Fernandes;Maria Joao Ramos

  • Receptor-based virtual screening protocol for drug discovery.

    Nuno M.F.S.A. Cerqueira;Diana Gesto;Eduardo F. Oliveira;Diogo Santos-Martins

  • Overview of ribonucleotide reductase inhibitors: an appealing target in anti-tumour therapy.

    Nuno M.F.S.A. Cerqueira;Susana Pereira;Pedro A. Fernandes;Maria J. Ramos

  • Evaluation of a flavonoids library for inhibition of pancreatic α-amylase towards a structure–activity relationship

    Carina Proença;Marisa Freitas;Daniela Ribeiro;Sara M. Tomé

  • QM/MM Studies on the β-Galactosidase Catalytic Mechanism: Hydrolysis and Transglycosylation Reactions.

    Natércia F. Brás;Pedro A. Fernandes;Maria J. Ramos

Frequent Co-Authors

Pedro A. Fernandes
Pedro A. Fernandes University of Porto
Agostinho Antunes
Agostinho Antunes University of Porto
Nino Russo
Nino Russo University of Calabria
Victor de Freitas
Victor de Freitas University of Porto
Nuno Mateus
Nuno Mateus University of Porto
Maria Cristina Menziani
Maria Cristina Menziani University of Modena and Reggio Emilia
Bengt Mannervik
Bengt Mannervik Stockholm University
Maria João Romão
Maria João Romão Universidade Nova de Lisboa
Jun-ichiro Inoue
Jun-ichiro Inoue University of Tokyo
Leif A. Eriksson
Leif A. Eriksson University of Gothenburg

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