János Pósfai

6.4k total citations · 4 hit papers
26 papers, 4.2k citations indexed

About

János Pósfai is a scholar working on Molecular Biology, Ecology and Genetics. According to data from OpenAlex, János Pósfai has authored 26 papers receiving a total of 4.2k indexed citations (citations by other indexed papers that have themselves been cited), including 21 papers in Molecular Biology, 6 papers in Ecology and 5 papers in Genetics. Recurrent topics in János Pósfai's work include Epigenetics and DNA Methylation (7 papers), Bacteriophages and microbial interactions (4 papers) and Genomics and Phylogenetic Studies (4 papers). János Pósfai is often cited by papers focused on Epigenetics and DNA Methylation (7 papers), Bacteriophages and microbial interactions (4 papers) and Genomics and Phylogenetic Studies (4 papers). János Pósfai collaborates with scholars based in United States, Hungary and Australia. János Pósfai's co-authors include Richard J. Roberts, Tamas Vincze, Dana Macelis, György Pósfai, Ashok S. Bhagwat, Xiaodong Cheng, Sanjay Kumar, J. W. Pflugrath, Sha Mi and Geoffrey G. Wilson and has published in prestigious journals such as Cell, Proceedings of the National Academy of Sciences and Nucleic Acids Research.

In The Last Decade

János Pósfai

26 papers receiving 4.1k citations

Hit Papers

REBASE—a database for DNA restriction a... 1989 2026 2001 2013 2009 2014 1989 1993 250 500 750
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. REBASE—a database for DNA restriction and modification: enzymes, genes and genomes
    2009 862 citations Richard J. Roberts, Tamas Vincze et al. Nucleic Acids Research profile →
  2. REBASE—a database for DNA restriction and modification: enzymes, genes and genomes
    2014 564 citations Richard J. Roberts, Tamas Vincze et al. Nucleic Acids Research profile →
  3. Predictive motifs derived from cytosine methyltransferases
    1989 435 citations János Pósfai, Ashok S. Bhagwat et al. Nucleic Acids Research profile →
  4. Crystal structure of the Hhal DNA methyltransferase complexed with S-adenosyl-l-methionine
    1993 314 citations Xiaodong Cheng, Sanjay Kumar et al. Cell profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
János Pósfai United States 21 3.3k 1.1k 1.0k 590 215 26 4.2k
Philippe Noirot France 34 2.4k 0.7× 755 0.7× 1.7k 1.6× 320 0.5× 237 1.1× 53 3.2k
Anne‐Brit Kolstø Norway 37 4.0k 1.2× 1.5k 1.4× 1.4k 1.4× 497 0.8× 234 1.1× 76 4.7k
Elisabeth A. Raleigh United States 28 2.2k 0.7× 863 0.8× 1.1k 1.1× 428 0.7× 214 1.0× 54 2.8k
Chris M. Brown New Zealand 32 3.0k 0.9× 649 0.6× 635 0.6× 569 1.0× 131 0.6× 82 4.1k
Margaret C. M. Smith United Kingdom 37 3.8k 1.2× 2.0k 1.9× 1.4k 1.4× 861 1.5× 170 0.8× 120 5.3k
Jonathan Dworkin United States 31 2.6k 0.8× 1.1k 1.0× 1.9k 1.9× 310 0.5× 258 1.2× 66 3.8k
Diane K. Hawley United States 20 3.9k 1.2× 780 0.7× 2.1k 2.1× 329 0.6× 165 0.8× 27 4.6k
Brian Tjaden United States 21 2.2k 0.7× 713 0.7× 1.1k 1.1× 285 0.5× 151 0.7× 37 3.0k
Walter Pirovano Netherlands 17 2.2k 0.7× 813 0.8× 495 0.5× 1.1k 1.8× 182 0.8× 40 3.7k
György Pósfai Hungary 27 2.8k 0.9× 815 0.8× 1.8k 1.8× 275 0.5× 299 1.4× 42 3.9k

Countries citing papers authored by János Pósfai

Since Specialization
Citations

This map shows the geographic impact of János Pósfai's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by János Pósfai with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites János Pósfai more than expected).

Fields of papers citing papers by János Pósfai

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by János Pósfai. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by János Pósfai. The network helps show where János Pósfai may publish in the future.

Co-authorship network of co-authors of János Pósfai

This figure shows the co-authorship network connecting the top 25 collaborators of János Pósfai. A scholar is included among the top collaborators of János Pósfai based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with János Pósfai. János Pósfai is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Blow, Matthew J., Tyson A. Clark, Chris Daum, et al.. (2016). The Epigenomic Landscape of Prokaryotes. PLoS Genetics. 12(2). e1005854–e1005854. 256 indexed citations
2.
Roberts, Richard J., Tamas Vincze, János Pósfai, & Dana Macelis. (2014). REBASE—a database for DNA restriction and modification: enzymes, genes and genomes. Nucleic Acids Research. 43(D1). D298–D299. 564 indexed citations breakdown →
3.
Pedamallu, Chandra Sekhar, Arun Kumar, Tibor Csendes, & János Pósfai. (2011). An interval partitioning algorithm for constraint satisfaction problems. International Journal of Modelling Identification and Control. 14(1/2). 133–133. 3 indexed citations
4.
Umenhoffer, Kinga, Tamás Fehér, Ferhan Ayaydin, et al.. (2010). Reduced evolvability of Escherichia coli MDS42, an IS-less cellular chassis for molecular and synthetic biology applications. Microbial Cell Factories. 9(1). 38–38. 89 indexed citations
5.
Pedamallu, Chandra Sekhar & János Pósfai. (2010). Open source tool for prediction of genome wide protein-protein interaction network based on ortholog information. PubMed. 5(1). 8–8. 34 indexed citations
6.
Roberts, Richard J., Tamas Vincze, János Pósfai, & Dana Macelis. (2009). REBASE—a database for DNA restriction and modification: enzymes, genes and genomes. Nucleic Acids Research. 38(suppl_1). D234–D236. 862 indexed citations breakdown →
7.
Zheng, Yu, János Pósfai, Richard Morgan, Tamas Vincze, & Richard J. Roberts. (2008). Using shotgun sequence data to find active restriction enzyme genes. Nucleic Acids Research. 37(1). e1–e1. 14 indexed citations
8.
Zimmermann, Juergen, Mehrdad Hajibabaei, David C. Blackburn, et al.. (2008). DNA damage in preserved specimens and tissue samples: a molecular assessment. Frontiers in Zoology. 5(1). 18–18. 148 indexed citations
9.
Roberts, Richard J., Tamas Vincze, János Pósfai, & Dana Macelis. (2007). REBASE--enzymes and genes for DNA restriction and modification. Nucleic Acids Research. 35(Database). D269–D270. 194 indexed citations
10.
Plunkett, Guy, Christopher D. Herring, Tamás Fehér, et al.. (2002). Engineering a Reduced Escherichia coli Genome. Genome Research. 12(4). 640–647. 222 indexed citations
11.
Ware, Jennifer, Laurie S. Moran, Jeremy M. Foster, et al.. (2002). Sequencing and analysis of a 63 kb bacterial artificial chromosome insert from the Wolbachia endosymbiont of the human filarial parasite Brugia malayi. International Journal for Parasitology. 32(2). 159–166. 7 indexed citations
12.
Lippai, Mónika, László Tirián, Imre Boros, et al.. (2000). The Ketel Gene Encodes a Drosophila Homologue of Importin-β. Genetics. 156(4). 1889–1900. 41 indexed citations
13.
Pósfai, János, Zoltán Száraz, & Richard J. Roberts. (1994). VISA: Visual Sequence Analysis for the comparison of multiple amino acid sequences. Computer applications in the biosciences. 10(5). 537–544. 3 indexed citations
14.
Kumar, Sanjay, Xiaodong Cheng, Saulius Klimašauskas, et al.. (1994). The DNA (cytosine-5) methyltransferases. Nucleic Acids Research. 22(1). 1–10. 361 indexed citations
15.
Cheng, Xiaodong, Sanjay Kumar, János Pósfai, J. W. Pflugrath, & Richard J. Roberts. (1993). Crystal structure of the Hhal DNA methyltransferase complexed with S-adenosyl-l-methionine. Cell. 74(2). 299–307. 314 indexed citations breakdown →
16.
Pósfai, János & Richard J. Roberts. (1992). Finding errors in DNA sequences.. Proceedings of the National Academy of Sciences. 89(10). 4698–4702. 30 indexed citations
17.
Pósfai, János, Ashok S. Bhagwat, György Pósfai, & Richard J. Roberts. (1989). Predictive motifs derived from cytosine methyltransferases. Nucleic Acids Research. 17(7). 2421–2435. 435 indexed citations breakdown →
18.
Pósfai, János, Ashok S. Bhagwat, & Richard J. Roberts. (1988). Sequence motifs specific for cytosine methyltransferases. Gene. 74(1). 261–265. 20 indexed citations
19.
Pósfai, György, et al.. (1984). Structure of the gene coding for the sequence-specific DNA-methyltransferase of theB. subtilisphage SPR. Nucleic Acids Research. 12(23). 9039–9049. 52 indexed citations
20.
Pósfai, György, Antal Kiss, Sára Erdei, János Pósfai, & Pál Venetianer. (1983). Structure of the Bacillus sphaericus R modification methylase gene. Journal of Molecular Biology. 170(3). 597–610. 61 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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