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Ryan Summers
Ryan Summers
Associate Professor, Chemical and Biological Engineering, University of Alabama
Verified email at eng.ua.edu - Homepage
Title
Cited by
Cited by
Year
Novel, Highly Specific N-Demethylases Enable Bacteria To Live on Caffeine and Related Purine Alkaloids
RM Summers, TM Louie, CL Yu, L Gakhar, KC Louie, M Subramanian
Journal of bacteriology 194 (8), 2041-2049, 2012
1152012
Two Distinct Pathways for Metabolism of Theophylline and Caffeine Are Coexpressed in Pseudomonas putida CBB5
CL Yu, TM Louie, R Summers, Y Kale, S Gopishetty, M Subramanian
Journal of bacteriology 191 (14), 4624-4632, 2009
1132009
Genetic characterization of caffeine degradation by bacteria and its potential applications
RM Summers, SK Mohanty, S Gopishetty, M Subramanian
Microbial biotechnology 8 (3), 369-378, 2015
872015
Characterization of a broad-specificity non-haem iron N-demethylase from Pseudomonas putida CBB5 capable of utilizing several purine alkaloids as sole carbon …
RM Summers, TM Louie, CL Yu, M Subramanian
Microbiology 157 (2), 583-592, 2011
672011
Uncoupling reproduction from metabolism extends chronological lifespan in yeast
S Nagarajan, AL Kruckeberg, KH Schmidt, E Kroll, M Hamilton, ...
Proceedings of the National Academy of Sciences 111 (15), E1538-E1547, 2014
512014
Rapid Identification and Quantitative Validation of a Caffeine-Degrading Pathway in Pseudomonas sp. CES
CL Yu, RM Summers, Y Li, SK Mohanty, M Subramanian, RM Pope
Journal of Proteome Research 14 (1), 95-106, 2015
442015
The theophylline aptamer: 25 years as an important tool in cellular engineering research
A Wrist, W Sun, RM Summers
ACS Synthetic Biology 9 (4), 682-697, 2020
422020
Caffeine Junkie: an Unprecedented Glutathione S-Transferase-Dependent Oxygenase Required for Caffeine Degradation by Pseudomonas putida CBB5
RM Summers, JL Seffernick, EM Quandt, CL Yu, JE Barrick, ...
Journal of bacteriology 195 (17), 3933-3939, 2013
392013
BLINK: a package for the next level of genome-wide association studies with both individuals and markers in the millions. GigaScience 8: giy154
M Huang, X Liu, Y Zhou, RM Summers, Z Zhang
322019
Structural and mechanistic insights into caffeine degradation by the bacterial N-demethylase complex
JH Kim, BH Kim, S Brooks, SY Kang, RM Summers, HK Song
Journal of molecular biology 431 (19), 3647-3661, 2019
312019
Decaffeination and Measurement of Caffeine Content by Addicted Escherichia coli with a Refactored N-Demethylation Operon from Pseudomonas putida CBB5
EM Quandt, MJ Hammerling, RM Summers, PB Otoupal, B Slater, ...
ACS synthetic biology 2 (6), 301-307, 2013
312013
Direct conversion of theophylline to 3-methylxanthine by metabolically engineered E. coli
KHR Algharrawi, RM Summers, S Gopishetty, M Subramanian
Microbial cell factories 14, 1-12, 2015
282015
Production of theobromine by N-demethylation of caffeine using metabolically engineered E. coli
KHR Algharrawi, RM Summers, M Subramanian
Biocatalysis and Agricultural Biotechnology 11, 153-160, 2017
192017
New genetic insights to consider coffee waste as feedstock for fuel, feed, and chemicals
R Summers, S Gopishetty, S Mohanty, M Subramanian
Open Chemistry 12 (12), 1271-1279, 2014
182014
Cultivation and Genome Sequencing of Bacteria Isolated From the Coffee Berry Borer (Hypothenemus hampei), With Emphasis on the Role of Caffeine Degradation
FE Vega, S Emche, J Shao, A Simpkins, RM Summers, MB Mock, D Ebert, ...
Frontiers in microbiology 12, 644768, 2021
162021
Genetic characterization of caffeine degradation by bacteria and its potential applications. Microb Biotechnol 8: 369–378
RM Summers, SK Mohanty, S Gopishetty, M Subramanian
142015
Draft genome sequence of the bacterium Pseudomonas putida CBB5, which can utilize caffeine as a sole carbon and nitrogen source
EM Quandt, RM Summers, MV Subramanian, JE Barrick
Genome Announcements 3 (3), 10.1128/genomea. 00640-15, 2015
102015
Substrate promiscuity of the NdmCDE N7-demethylase enzyme complex
MB Mock, S Zhang, B Pniak, N Belt, MK Witherspoon, RM Summers
Biotechnology Notes 2, 18-25, 2021
72021
Biocatalytic production and purification of the high-value biochemical paraxanthine
MB Mock, SB Mills, A Cyrus, H Campo, T Dreischarf, S Strock, ...
Biotechnology and Bioprocess Engineering 27 (4), 640-651, 2022
62022
Rapid proteomics to prospect and validate novel bacterial metabolism induced by environmental burden
CL Yu, S Brooks, Y Li, M Subramanian, R Summers, M Pope
Methods in Enzymology 586, 379-411, 2017
62017
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