R P Ambler

6.1k total citations · 2 hit papers
59 papers, 4.2k citations indexed

About

R P Ambler is a scholar working on Molecular Biology, Ecology and Materials Chemistry. According to data from OpenAlex, R P Ambler has authored 59 papers receiving a total of 4.2k indexed citations (citations by other indexed papers that have themselves been cited), including 43 papers in Molecular Biology, 18 papers in Ecology and 9 papers in Materials Chemistry. Recurrent topics in R P Ambler's work include Photosynthetic Processes and Mechanisms (20 papers), Genomics and Phylogenetic Studies (15 papers) and Microbial Community Ecology and Physiology (15 papers). R P Ambler is often cited by papers focused on Photosynthetic Processes and Mechanisms (20 papers), Genomics and Phylogenetic Studies (15 papers) and Microbial Community Ecology and Physiology (15 papers). R P Ambler collaborates with scholars based in United Kingdom, United States and Chile. R P Ambler's co-authors include M. W. Rees, M. D. Kamen, Terrance E. Meyer, G. Kenneth Scott, Robert Bartsch, Jiro Tobari, Patricia H. Clarke, Anthony D. Auffret, Margaret McDonough and B. A. D. Stocker and has published in prestigious journals such as Nature, Proceedings of the National Academy of Sciences and Journal of Molecular Biology.

In The Last Decade

R P Ambler

59 papers receiving 3.8k citations

Hit Papers

align trajectories sort by overperformance

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.

The structure of β-lactamases

1980 1.4k citations R P Ambler profile →
THE AMINO ACID SEQUENCE OF PSEUDOMONAS CYTOCHROME C-551

1963 337 citations R P Ambler profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
R P Ambler United Kingdom	28	2.5k	1.5k	533	493	417	59	4.2k
Jean‐Pierre Samama France	41	2.5k 1.0×	1.4k 0.9×	716 1.3×	302 0.6×	195 0.5×	81	4.4k
William V. Shaw United Kingdom	40	3.3k 1.3×	909 0.6×	507 1.0×	203 0.4×	485 1.2×	120	5.4k
Donald W. Hughes Canada	30	2.0k 0.8×	1.1k 0.7×	478 0.9×	160 0.3×	427 1.0×	109	4.3k
O. Dideberg France	47	3.2k 1.3×	3.5k 2.3×	1.3k 2.4×	600 1.2×	364 0.9×	156	7.3k
Ryosuke Nakashima Japan	17	4.1k 1.6×	1.5k 1.0×	410 0.8×	259 0.5×	246 0.6×	45	6.3k
S G Waley United Kingdom	40	2.8k 1.1×	1.5k 1.0×	721 1.4×	223 0.5×	122 0.3×	109	5.0k
Clyde A. Smith United States	38	2.8k 1.1×	764 0.5×	375 0.7×	173 0.4×	178 0.4×	133	5.0k
Peter J. F. Henderson United Kingdom	47	5.0k 2.0×	778 0.5×	379 0.7×	284 0.6×	385 0.9×	178	8.0k
J. O. Lampen United States	42	4.6k 1.8×	483 0.3×	513 1.0×	122 0.2×	341 0.8×	140	6.9k
Eitan Bibi Israel	38	2.8k 1.1×	949 0.6×	242 0.5×	303 0.6×	591 1.4×	85	4.5k

Countries citing papers authored by R P Ambler

Since Specialization

Citations

This map shows the geographic impact of R P Ambler'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 R P Ambler with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites R P Ambler more than expected).

Fields of papers citing papers by R P Ambler

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by R P Ambler. 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 R P Ambler. The network helps show where R P Ambler may publish in the future.

Co-authorship network of co-authors of R P Ambler

This figure shows the co-authorship network connecting the top 25 collaborators of R P Ambler. A scholar is included among the top collaborators of R P Ambler 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 R P Ambler. R P Ambler is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Ambler, R P, et al.. (1999). Amino Acid Sequences of Two High-Potential Iron–Sulfur Proteins (HiPIPs) from the Moderately Halophilic Purple Phototrophic Bacterium, Rhodospirillum salinarum. Archives of Biochemistry and Biophysics. 369(1). 143–148. 3 indexed citations

Ambler, R P. (1996). The distance between bacterial species in sequence space. Journal of Molecular Evolution. 42(6). 617–630. 8 indexed citations

Ambler, R P, Terry E. Meyer, & M. D. Kamen. (1994). Amino Acid Sequences of Two High-Potential Iron Sulfur Proteins (HiPIPs) from the Moderately Halophilic Purple Phototrophic Bacterium Ectothiorhodospira vacuolata. Archives of Biochemistry and Biophysics. 308(1). 78–81. 14 indexed citations

Ambler, R P, Terrance E. Meyer, & M. D. Kamen. (1993). Amino Acid Sequence of a High Redox Potential Ferredoxin (HiPIP) from the Purple Phototrophic Bacterium Rhodopila globiformis, Which Has the Highest Known Redox Potential of Its Class. Archives of Biochemistry and Biophysics. 306(1). 215–222. 15 indexed citations

Ambler, R P, Terrance E. Meyer, & M. D. Kamen. (1993). Amino Acid Sequences of Cytochromes c-551 from the Halophilic Purple Phototrophic Bacteria, Ectothiorhodospira halophila and E. halochloris. Archives of Biochemistry and Biophysics. 306(1). 83–93. 6 indexed citations

Ambler, R P, et al.. (1991). Proteins and molecular palaeontology. Philosophical Transactions of the Royal Society B Biological Sciences. 333(1268). 381–389. 19 indexed citations

Cañete, Juan I. & R P Ambler. (1990). Growth and age determination in the spirorbid polychaete romanchella pustulata knight - jones, 1978. 25(2). 147–164. 3 indexed citations

Campbell-Tofte, Joan, et al.. (1989). The phototrophic bacterium Rhodopseudomonas capsulata sp108 encodes an indigenous class A β-lactamase. Biochemical Journal. 260(3). 803–812. 41 indexed citations

Bartsch, Robert, R P Ambler, Terry E. Meyer, & Michael A. Cusanovich. (1989). Effect of aerobic growth conditions on the soluble cytochrome content of the purple phototrophic bacterium Rhodobacter sphaeroides: Induction of cytochrome c554. Archives of Biochemistry and Biophysics. 271(2). 433–440. 13 indexed citations

10.

Ambler, R P, et al.. (1987). Amino acid sequences of cytochrome c-554(548) and cytochrome c' from a halophilic denitrifying bacterium of the genus Paracoccus. Biochemical Journal. 248(2). 365–371. 16 indexed citations

11.

Ambler, R P, Howard Dalton, Terrance E. Meyer, Robert Bartsch, & M. D. Kamen. (1986). The amino acid sequence of cytochrome c-555 from the methane-oxidizing bacterium Methylococcus capsulatus. Biochemical Journal. 233(2). 333–337. 16 indexed citations

12.

Ambler, R P, et al.. (1984). The amino acid sequence of the dihaem cytochrome c4 from the bacterium Azotobacter vinelandii. Biochemical Journal. 222(1). 217–227. 38 indexed citations

13.

Ambler, R P, Terrance E. Meyer, & M. D. Kamen. (1979). Anomalies in amino acid sequences of small cytochromes c and cytochromes c′ from two species of purple photosynthetic bacteria. Nature. 278(5705). 661–662. 59 indexed citations

14.

Beeumen, Jozef Van, R P Ambler, Terrance E. Meyer, et al.. (1976). The amino acid sequences of the cytochromes c-555 from two green sulphur bacteria of the genus Chlorobium. Biochemical Journal. 159(3). 757–769. 26 indexed citations

15.

Wells, J. R. E., et al.. (1974). The amino acid sequence of plastocyanin from French bean (Phaseolus vulgaris). Biochemical Journal. 143(3). 691–701. 29 indexed citations

16.

Beeumen, Jozef J. Van & R P Ambler. (1973). Homologies in the amino acid sequences of cytochrome c-555 from the green photosynthetic bacteria “Chloropseudomonas ethylica” andChlorobium thiosulfatophilum. Antonie van Leeuwenhoek. 39(1). 355–356. 3 indexed citations

17.

Ambler, R P. (1973). Bacterial Cytochromes C and Molecular Evolution. Systematic Zoology. 22(4). 554–554. 55 indexed citations

18.

Ambler, R P & Elizabeth Johnston Taylor. (1973). Amino Acid Sequence of Cytochrome c5 from Pseudomonas mendocina. Biochemical Society Transactions. 1(1). 166–168. 18 indexed citations

19.

Ambler, R P. (1969). The structure of cytochrome c′₃ from desulfovibrio gigas (NCIB 9332). FEBS Letters. 5(2). 115–117. 40 indexed citations

20.

Ambler, R P, et al.. (1968). The use of thermolysin in amino acid sequence determination. Biochemical Journal. 108(5). 893–895. 91 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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