Richard A. Alden

4.2k total citations · 1 hit paper
29 papers, 3.5k citations indexed

About

Richard A. Alden is a scholar working on Molecular Biology, Materials Chemistry and Biotechnology. According to data from OpenAlex, Richard A. Alden has authored 29 papers receiving a total of 3.5k indexed citations (citations by other indexed papers that have themselves been cited), including 19 papers in Molecular Biology, 15 papers in Materials Chemistry and 9 papers in Biotechnology. Recurrent topics in Richard A. Alden's work include Enzyme Structure and Function (13 papers), Enzyme Production and Characterization (9 papers) and Hemoglobin structure and function (5 papers). Richard A. Alden is often cited by papers focused on Enzyme Structure and Function (13 papers), Enzyme Production and Characterization (9 papers) and Hemoglobin structure and function (5 papers). Richard A. Alden collaborates with scholars based in United States and United Kingdom. Richard A. Alden's co-authors include Joseph Kraut, Stephan T. Freer, J. Kraut, Jens J. Birktoft, Christine Schubert Wright, David A. Matthews, Jon D. Robertus, N.-H. Xuong, Charles W. Carter and T.L. Poulos and has published in prestigious journals such as Nature, Science and Proceedings of the National Academy of Sciences.

In The Last Decade

Richard A. Alden

29 papers receiving 3.0k citations

Hit Papers

align trajectories

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.

Structure of Subtilisin BPN′ at 2.5 Å Resolution

1969 449 citations Christine Schubert Wright, Richard A. Alden et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Richard A. Alden United States	22	2.5k	1.2k	420	419	400	29	3.5k
Stephan T. Freer United States	30	3.0k 1.2×	1.2k 1.0×	167 0.4×	375 0.9×	417 1.0×	46	4.2k
Yukiteru Katsube Japan	28	1.3k 0.5×	440 0.4×	431 1.0×	180 0.4×	215 0.5×	114	2.3k
A. Joseph Kalb Israel	27	2.0k 0.8×	788 0.7×	184 0.4×	159 0.4×	184 0.5×	64	2.7k
Ryota Kuroki Japan	31	2.5k 1.0×	1.0k 0.9×	348 0.8×	271 0.6×	205 0.5×	114	4.1k
Stephen J. Benkovic United States	33	3.2k 1.3×	789 0.7×	147 0.3×	243 0.6×	321 0.8×	83	4.4k
A. Ian Scott United States	39	3.2k 1.3×	727 0.6×	163 0.4×	331 0.8×	205 0.5×	237	4.7k
Matthew M. Benning United States	28	2.8k 1.1×	775 0.7×	106 0.3×	236 0.6×	586 1.5×	45	4.6k
J. W. Pflugrath United States	22	2.5k 1.0×	1.3k 1.1×	153 0.4×	319 0.8×	229 0.6×	39	3.9k
L.H. Weaver United States	31	2.7k 1.1×	1.1k 0.9×	351 0.8×	553 1.3×	523 1.3×	42	3.8k
R. Haser France	20	1.4k 0.6×	566 0.5×	598 1.4×	121 0.3×	331 0.8×	45	2.2k

Countries citing papers authored by Richard A. Alden

Since Specialization

Citations

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

Fields of papers citing papers by Richard A. Alden

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Richard A. Alden. 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 Richard A. Alden. The network helps show where Richard A. Alden may publish in the future.

Co-authorship network of co-authors of Richard A. Alden

This figure shows the co-authorship network connecting the top 25 collaborators of Richard A. Alden. A scholar is included among the top collaborators of Richard A. Alden 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 Richard A. Alden. Richard A. Alden 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

Volz, Karl, David A. Matthews, Richard A. Alden, et al.. (1982). Crystal structure of avian dihydrofolate reductase containing phenyltriazine and NADPH.. Journal of Biological Chemistry. 257(5). 2528–2536. 197 indexed citations

Poulos, T.L., Stephan T. Freer, Richard A. Alden, et al.. (1980). The crystal structure of cytochrome c peroxidase.. Journal of Biological Chemistry. 255(2). 575–580. 270 indexed citations

Matthews, David A., Richard A. Alden, Stephan T. Freer, N.-H. Xuong, & J. Kraut. (1979). Dihydrofolate reductase from Lactobacillus caSci. Stereochemistry of NADPH binding.. Journal of Biological Chemistry. 254(10). 4144–4151. 88 indexed citations

Poulos, T.L., Stephan T. Freer, Richard A. Alden, et al.. (1978). Crystallographic determination of the heme orientation and location of the cyanide binding site in yeast cytochrome c peroxidase.. Journal of Biological Chemistry. 253(10). 3730–3735. 59 indexed citations

Matthews, David A., Richard A. Alden, J.T. Bolin, et al.. (1978). Dihydrofolate reductase from Lactobacillus casei. X-ray structure of the enzyme methotrexate.NADPH complex.. Journal of Biological Chemistry. 253(19). 6946–6954. 187 indexed citations

Matthews, D.A., Richard A. Alden, J.T. Bolin, et al.. (1977). Dihydrofolate Reductase: X-ray Structure of the Binary Complex with Methotrexate. Science. 197(4302). 452–455. 262 indexed citations

Poulos, T.L., Richard A. Alden, Stephan T. Freer, Jens J. Birktoft, & J. Kraut. (1976). Polypeptide halomethyl ketones bind to serine proteases as analogs of the tetrahedral intermediate. X-ray crystallographic comparison of lysine- and phenylalanine-polypeptide chloromethyl ketone-inhibited subtilisin.. Journal of Biological Chemistry. 251(4). 1097–1103. 103 indexed citations

Freer, Stephan T., et al.. (1975). Crystallographic structure refinement of Chromatium high potential iron protein at two Angstroms resolution.. Journal of Biological Chemistry. 250(1). 46–54. 78 indexed citations

Salemme, F.R., Stephan T. Freer, Richard A. Alden, & J. Kraut. (1973). Atomic coordinates for ferricytochrome c2 of Rhodospirillum rubrum. Biochemical and Biophysical Research Communications. 54(1). 47–52. 12 indexed citations

10.

Salemme, F.R., Stephan T. Freer, Ng. H. Xuong, Richard A. Alden, & J. Kraut. (1973). THE STRUCTURE OF OXIDIZED CYTOCHROME $C=2= OF RHODOSPIRILLUM RUBRUM. Journal of Biological Chemistry. 248(11). 3910–3921. 181 indexed citations

11.

Alden, Richard A., et al.. (1972). X-ray crystallographic study of the binding of peptide chloromethyl ketone inhibitors to subtilisin BPN. Biochemistry. 11(13). 2439–2449. 151 indexed citations

12.

Wright, Christopher S., Richard A. Alden, & J. Kraut. (1972). Crystal structure of a subtilisin BPN′ complex with N-benzoyl-l-arginine. Journal of Molecular Biology. 66(2). 283–289. 18 indexed citations

13.

Robertus, Jon D., Joseph Kraut, Richard A. Alden, & Jens J. Birktoft. (1972). Subtilisin. Stereochemical mechanism involving transition-state stabilization. Biochemistry. 11(23). 4293–4303. 328 indexed citations

14.

Freer, Stephan T., et al.. (1972). Structure of the Iron-Sulfur Cluster in the Chromatium Iron Protein at 2.25 Resolution. Cold Spring Harbor Symposia on Quantitative Biology. 36(0). 381–385. 44 indexed citations

15.

Robertus, Jon D., Richard A. Alden, & J. Kraut. (1971). On the identity of subtilisins BPN' and novo. Biochemical and Biophysical Research Communications. 42(2). 334–339. 16 indexed citations

16.

Alden, Richard A., Jens J. Birktoft, Joseph Kraut, Jon D. Robertus, & Christine Schubert Wright. (1971). Atomic coordinates for subtilisin BPN′ (or Novo). Biochemical and Biophysical Research Communications. 45(2). 337–344. 110 indexed citations

17.

Alden, Richard A., Christopher S. Wright, & J. Kraut. (1970). A hydrogen-bond network at the active site of subtilisin BPN'. Philosophical transactions of the Royal Society of London. Series B, Biological sciences. 257(813). 119–124. 38 indexed citations

18.

Alden, Richard A., Joseph Kraut, & Teddy G. Traylor. (1968). Mechanism of single-bond shortening. Evidence from the crystal structures of 1-biapocamphane, 1-binorbornane, and 1-biadamantane. Journal of the American Chemical Society. 90(1). 74–82. 34 indexed citations

19.

Alden, Richard A., Joseph Kraut, & Teddy G. Traylor. (1967). Hybridization, conjugation, and bond lengths. An experimental test. The Journal of Physical Chemistry. 71(7). 2379–2380. 4 indexed citations

20.

Alden, Richard A., et al.. (1964). The molecular and crystal structure of the plant pigment harunganin. Acta Crystallographica. 17(2). 109–121. 2 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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