John SantaLucia, Jr.

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John SantaLucia, Jr.
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CitizenshipAmerican
Alma materUniversity of Rochester
Occupation
  • Chemist
  • Entrepreneur

John SantaLucia, Jr. is an American chemist and entrepreneur whose work has focused on the thermodynamics of nucleic acids and computational assay design. He developed a unified set of thermodynamic parameters for predicting DNA melting temperatures[1] used in polymerase chain reaction (PCR) assays and other molecular biology techniques. SantaLucia is the founder and president of DNA Software Inc.[2]

Education and Early Career

SantaLucia received a Ph.D. in chemistry from the University of Rochester in 1991, where he studied nucleic acid thermodynamics under Douglas H. Turner.[3] He conducted postdoctoral research at the University of California, Berkeley, working with Ignacio Tinoco Jr. on the use of |nuclear magnetic resonance (NMR) spectroscopy to study DNA and RNA structure.[4]

Academic Research

In 1994, SantaLucia joined the faculty at Wayne State University, where he studied the thermodynamic behavior of DNA duplexes and the effects of mismatches and base modifications on nucleic acid stability.[5] In 1998, he published a widely cited paper introducing a unified nearest-neighbor model for predicting DNA melting temperatures (Tm).[6] This model has been used in designing nucleic acid-based assays for research and clinical diagnostics.

In parallel, he worked on ribosomal RNA structure determination using NMR spectroscopy, publishing studies on conserved RNA loops and base pair interactions.[7][8][9] His contributions supported the development of predictive models for RNA 3D structure.[10][11]

Software Development and Industry Use

SantaLucia developed calibration standards and thermodynamic parameters for microarray analysis and DNA sequencing[12][13].[14] These parameters are used in academic and commercial software tools, including UNAFold/mFold,[15] ThermoFisher Scientific's Tm calculator,[16] DNA Software Inc's VisualOMP,[17] and Promega's Tm calculator.[18]

Hachimoji DNA

SantaLucia contributed to the thermodynamic characterization of synthetic Hachimoji DNA base pairs developed by Steven A. Benner and colleagues.[19] The research was reported by several science and news outlets, including Nature,[20] Smithsonian Magazine,[21] Wired,[22] CNN[23] and The New York Times[24] in an article by Carl Zimmer. Technology Networks[25] and Sci.News[26] noted SantaLucia's role in calculating hybridization rules necessary for the system's function.

Business and Advisory Roles

In 2000, SantaLucia co-founded DNA Software Inc., a company that develops software to design and optimize DNA and RNA assays for research, diagnostics, and biodefense.

SantaLucia served as a member of the Stakeholder Panel on Agent Detection Assays (SPADA), a U.S. interagency advisory group organized through AOAC International, which produced a 2020 consensus report on best practices for molecular assay development.[27] In 2021, he was recognized by AOAC International for participation in the COVID-19 Emergency Response Validation Program Advisory Group.[28]

References

  1. ↑ Peyret N, Seneviratne PA, Allawi HT, SantaLucia J (1999). "Nearest-neighbor thermodynamics and NMR of DNA sequences with internal A.A, C.C, G.G, and T.T mismatches". Biochemistry. 38 (12): 3468–77. doi:10.1021/bi9825091. PMID 10090733.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  2. ↑ "John SantaLucia, Jr. DNA Software, Inc". PMWC Precision Medicine World Conference. 2019-02-15. Retrieved 2024-07-26.
  3. ↑ SantaLucia J, Turner DH (1993). "Structure of (rGGCGAGCC)2 in solution from NMR and restrained molecular dynamics". Biochemistry. 32 (47): 12612–23. doi:10.1021/bi00210a009. PMID 8251479.
  4. ↑ SantaLucia J, Shen L, Cai Z, Lewis H, Ignacio T (1995). "Synthesis and NMR of RNA with selective isotopic enrichment in the bases" (PDF). Nucleic Acids Research. 23 (23): 4913–4921. doi:10.1093/nar/23.23.4913. PMC 307483. PMID 8532537.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  5. ↑ "College of Liberal Arts and Sciences". Wayne State University. 2017-04-10. Retrieved 2024-07-26.
  6. ↑ SantaLucia, John (1998-02-17). "A unified view of polymer, dumbbell, and oligonucleotide DNA nearest-neighbor thermodynamics". Proceedings of the National Academy of Sciences. 95 (4): 1460–1465. Bibcode:1998PNAS...95.1460S. doi:10.1073/pnas.95.4.1460. PMC 19045. PMID 9465037.
  7. ↑ Lee K, Varma S, SantaLucia J, Cunningham PR (1997). "In vivo determination of RNA structure-function relationships: analysis of the 790 loop in ribosomal RNA". J Mol Biol. 269 (5): 732–43. doi:10.1006/jmbi.1997.1092. PMID 9223637.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  8. ↑ Morosyuk SV, Cunningham PR, SantaLucia J (2001). "Structure and function of the conserved 690 hairpin in Escherichia coli 16 S ribosomal RNA. II. NMR solution structure". J Mol Biol. 307 (1): 197–211. doi:10.1006/jmbi.2000.4431. PMID 11243814.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  9. ↑ Jiang J, Aduri R, Chow CS, SantaLucia J (2014). "Structure modulation of helix 69 from Escherichia coli 23S ribosomal RNA by pseudouridylations". Nucleic Acids Res. 42 (6): 3971–81. doi:10.1093/nar/gkt1329. PMC 3973299. PMID 24371282.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  10. ↑ Aduri R, Psciuk BT, Saro P, Taniga H, Schlegel HB, SantaLucia J (2007). "AMBER Force Field Parameters for the Naturally Occurring Modified Nucleosides in RNA". J Chem Theory Comput. 3 (4): 1464–75. doi:10.1021/ct600329w. PMID 26633217.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  11. ↑ Cruz JA, Blanchet MF, Boniecki M, Bujnicki JM, Chen SJ, Cao S; et al. (2012). "RNA-Puzzles: a CASP-like evaluation of RNA three-dimensional structure prediction". RNA. 18 (4): 610–25. doi:10.1261/rna.031054.111. PMC 3312550. PMID 22361291.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  12. ↑ SantaLucia J, Hicks D (2004). "The thermodynamics of DNA structural motifs". Annu Rev Biophys Biomol Struct. 33: 415–40. doi:10.1146/annurev.biophys.32.110601.141800. PMID 15139820.
  13. ↑ SantaLucia J, Turner DH (1997). "Measuring the thermodynamics of RNA secondary structure formation". Biopolymers. 44 (3): 309–19. doi:10.1002/(SICI)1097-0282(1997)44:3<309::AID-BIP8>3.0.CO;2-Z. PMID 9591481.
  14. ↑ Watkins NE, SantaLucia J (2005). "Nearest-neighbor thermodynamics of deoxyinosine pairs in DNA duplexes". Nucleic Acids Res. 33 (19): 6258–67. doi:10.1093/nar/gki918. PMC 1277807. PMID 16264087.
  15. ↑ "DNA Folding Form". www.unafold.org. Retrieved 2024-08-06.
  16. ↑ "Tm Calculator - US". www.thermofisher.com. Retrieved 2024-08-06.
  17. ↑ "Visual OMP™". DNA Software. Retrieved 2024-08-06.
  18. ↑ "Tm Calculator | Oligo melting temperature". www.promega.com. Retrieved 2024-08-06.
  19. ↑ Hoshika, Shuichi; Leal, Nicole A.; Kim, Myong-Jung; Kim, Myong-Sang; Karalkar, Nilesh B.; Kim, Hyo-Joong; Bates, Alison M.; Watkins, Norman E.; SantaLucia, Holly A.; Meyer, Adam J.; DasGupta, Saurja; Piccirilli, Joseph A.; Ellington, Andrew D.; SantaLucia, John; Georgiadis, Millie M.; Benner, Steven A. (2019-02-22). "Hachimoji DNA and RNA: A genetic system with eight building blocks". Science. 363 (6429): 884–887. Bibcode:2019Sci...363..884H. doi:10.1126/science.aat0971. ISSN 0036-8075. PMC 6413494. PMID 30792304.
  20. ↑ Warrjen, Matthew (2019-02-21). "Four new DNA letters double life's alphabet". Nature. 566 (7745): 436. Bibcode:2019Natur.566..436W. doi:10.1038/d41586-019-00650-8. PMID 30809059.
  21. ↑ Magazine, Smithsonian; Thulin, Lila. "Scientists Successfully Double the DNA Alphabet". Smithsonian Magazine. Retrieved 2024-08-06.
  22. ↑ Molteni, Megan. "Doubling Our DNA Building Blocks Could Lead to New Life Forms". Wired. ISSN 1059-1028. Retrieved 2024-08-06.
  23. ↑ Strickland, Ashley (2019-02-21). "Synthetic DNA could help with search for alien life". CNN. Retrieved 2024-08-06.
  24. ↑ Zimmer, Carl (2019-02-21). "Genetic Alphabet". The New York Times. Retrieved 2024-07-26.
  25. ↑ "From the Cosmos to the Clinic: A New Type of DNA Is Created". Genomics Research from Technology Networks. Retrieved 2025-05-28.
  26. ↑ Staff, Njews (2019-02-25). "Researchers Create Eight-Letter Genetic System: Hachimoji DNA | Sci.News". Sci.News: Breaking Science News. Retrieved 2025-05-28.
  27. ↑ SantaLucia J, Sozhamannan S, Gans JD, Koehler JW, Soong R, Lin NJ; et al. (2020). "Appendix Q: Recommendations for Developing Molecular Assays for Microbial Pathogen Detection Using Modern In Silico Approaches". J AOAC Int. 103 (4): 882–899. doi:10.1093/jaoacint/qsaa045. PMC 8370429. PMID 33241357.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  28. ↑ "Analytical science leaders honored at the 2021 AOAC INTERNATIONAL Annual Meeting". AOAC INTERNATIONAL. 2021-09-24. Retrieved 2024-07-26.

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