Influence of Nε-Lysine Acetylation on the Formation of Protein Aggregates and Antibiotic Persistence in E. coli
Abstract
:1. Introduction
2. Results
2.1. Lysine Acetylation Enhances Protein Aggregation and E. coli Viability under Late Stationary Phase
2.2. Lysine Acetylation Stimulates the Formation of Persisters in E. coli
2.3. Protein Acetylation and Persister Formation in Clinical Isolates of Gram-Negative and Gram-Positive Bacteria
3. Discussion
4. Materials and Methods
4.1. Strains and Growth Conditions
4.2. Isolation and Analysis of Protein Aggregates
4.3. Immunodetection of Acetyl-Lysine
4.4. Determination of the Number of Persister, Nonculturable, and Dead Cells
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Strain | Lack of |
---|---|
ΔackA | Acetate kinase (EC 2.7.2.1) |
Δpta | Phosphate acetyltransferase (EC 2.3.1.8) |
ΔackA-pta | Acetate kinase (EC 2.7.2.1) and phosphate acetyltransferase (EC 2.3.1.8) |
Δacs | Acetate–CoA ligase (EC 6.2.1.1) |
ΔyfiQ | Protein lysine acetyltransferase (EC 2.3.1.48) |
ΔcobB | Protein lysine deacetylase (EC 2.3.1.286) |
ΔackA-pta-acs | Acetate kinase (EC 2.7.2.1), phosphate acetyltransferase (EC 2.3.1.8), and acetate–CoA ligase (EC 6.2.1.1) |
ΔackA-pta-yfiQ | Acetate kinase (EC 2.7.2.1), phosphate acetyltransferase (EC 2.3.1.8), and protein lysine deacetylase (EC 2.3.1.286) |
WT | ΔackA | Δpta | ΔackA-pta | Δacs | ΔyfiQ | ΔcobB | ΔackA-pta-acs | ΔackA-pta-yfiQ | |
---|---|---|---|---|---|---|---|---|---|
+glucose | |||||||||
Persisters (culturable) | 0.1 ± 0.01 | 2.7 ± 0.16 | 0.8 ± 0.16 | 1.3 ± 0.25 | 0.1 ± 0.04 | 0.03 ± 0.01 | 0.4 ± 0.14 | 0.03 ± 0.01 | 0.03 ± 0.01 |
Nonculturable | 60 ± 3.3 | 82 ± 5.4 | 64 ± 2.4 | 62 ± 5.4 | 60 ± 6.2 | 48 ± 5 | 55 ± 3.7 | 35 ± 7 | 33 ± 4 |
Dead | 40 ± 3.3 | 15 ± 5.5 | 35 ± 2.4 | 37± 5.5 | 40 ± 6.2 | 52 ± 5 | 45 ± 3.8 | 65 ± 7 | 67 ± 4 |
+acetate | |||||||||
Persisters (culturable) | 0.5 ± 0.14 | 0.8 ± 0.37 | 6.0 ± 0.44 | 3.9 ± 0.19 | 0.1 ± 0.02 | 0.1 ± 0.01 | 0.6 ± 0.1 | 0.06 ± 0.01 | 0.04 ± 0.01 |
Nonculturable | 56 ± 3.7 | 49 ± 3.6 | 86 ± 0.5 | 66 ± 3.7 | 63 ± 4.2 | 50 ± 5 | 55 ± 6.3 | 33 ± 4.4 | 36 ± 5 |
Dead | 44 ± 3.8 | 50 ± 2.2 | 8 ± 0.44 | 30 ± 3.6 | 37 ± 4.1 | 50 ± 5 | 44 ± 6.2 | 67 ± 4.4 | 64 ± 5 |
Strain | Source * | Mutation |
---|---|---|
ΔackA | CGSC#:9834 (JW2293-1) | ackA-778(del)::kan |
Δpta | CGSC#:9844 (JW2294-1) | pta-779(del)::kan |
ΔackA-pta | [24] | ackA-pta (del)::cat |
Δacs | CGSC#:10898 (JW4030-1) | acs-763(del)::kan |
ΔyfiQ | CGSC#:10042 (JW2568-1) | yfiQ-752(del)::kan |
ΔcobB | CGSC#:9039 (JW1106-1) | cobB-779(del)::kan |
ΔackA-pta-acs | This study | ackA-pta (del)::cat, acs-763(del)::kan |
ΔackA-pta-yfiQ | This study | ackA-pta (del)::cat, yfiQ-752(del)::kan |
Primer | Sequence 5′ → 3′ | |
---|---|---|
pta-F | GCTCAGCTGGCGGTGCTGTTTTGTAAC | Amplification of the pta gene |
pta-R | CAAAGCTGCGGATGATGACGAGATTAC | |
ack-F | CATCATGCGCTACGCTCTATGGCTCC | Amplification of the ackA gene |
ack-R | AGCTGAGCTGGCGGTGTGAAATCAG | |
acs-F | AAACCGTTACCGACTCGCAT | Amplification of the acs gene fragment |
acs-R | ACCCTGCCGTTTATTTGCAC | |
yfiQ-F | TCTGGCAGGAAAAACGCAAC | Amplification of the yfiQ gene fragment |
yfiQ-R | ATGCAGACGACATAAGCGGG | |
cob-F | GTGCGGCCTTCCTACATCTAA | Amplification of the cobB gene fragment |
cob-R | TGCCGCATTGTTATTGACGAG | |
ack-F | CATCATGCGCTACGCTCTATGGCTCC | Amplification of the ackA-pta DNA fragment |
pta-R | CAAAGCTGCGGATGATGACGAGATTAC |
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Stojowska-Swędrzyńska, K.; Kuczyńska-Wiśnik, D.; Laskowska, E. Influence of Nε-Lysine Acetylation on the Formation of Protein Aggregates and Antibiotic Persistence in E. coli. Molecules 2024, 29, 383. https://doi.org/10.3390/molecules29020383
Stojowska-Swędrzyńska K, Kuczyńska-Wiśnik D, Laskowska E. Influence of Nε-Lysine Acetylation on the Formation of Protein Aggregates and Antibiotic Persistence in E. coli. Molecules. 2024; 29(2):383. https://doi.org/10.3390/molecules29020383
Chicago/Turabian StyleStojowska-Swędrzyńska, Karolina, Dorota Kuczyńska-Wiśnik, and Ewa Laskowska. 2024. "Influence of Nε-Lysine Acetylation on the Formation of Protein Aggregates and Antibiotic Persistence in E. coli" Molecules 29, no. 2: 383. https://doi.org/10.3390/molecules29020383
APA StyleStojowska-Swędrzyńska, K., Kuczyńska-Wiśnik, D., & Laskowska, E. (2024). Influence of Nε-Lysine Acetylation on the Formation of Protein Aggregates and Antibiotic Persistence in E. coli. Molecules, 29(2), 383. https://doi.org/10.3390/molecules29020383