Abstract
Infection of Escherichia coli by bacteriophage T4 leads to the expression of three phage mono-ADP-ribosyltransferases (namely, Alt, ModA, and ModB), each of which modifies a distinct group of host proteins. To improve understanding of these interactions and their consequences for the T4 replication cycle, we used high-resolution two-dimensional gel electrophoresis and mass-spectrometry to identify some of the putative target proteins ADP-ribosylated in vitro by Alt (total ∼27) and ModB (total ∼8). E. coli trigger factor and the elongation factor EF-Tu were 2 targets of ModB action, and these proteins were among the 10 identified as targets of Alt, hinting that these factors are involved in phage replication.
| Originalsprache | Englisch |
|---|---|
| Zeitschrift | Biochemical and Biophysical Research Communications |
| Jahrgang | 335 |
| Ausgabenummer | 4 |
| Seiten (von - bis) | 1217-1223 |
| Seitenumfang | 7 |
| ISSN | 0006-291X |
| DOIs | |
| Publikationsstatus | Veröffentlicht - 07.10.2005 |
Fördermittel
The authors thank Jan Tkacz for a considerate discussion of the manuscript. We are grateful to E. Deuerling for her gift of purified E. coli trigger factor and to U. Aschke for excellent technical assistance. We gratefully acknowledge the financial support of the Deutsche Forschungsgemeinschaft by Grant RU 123-29-1.
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Dieser Output leistet einen Beitrag zu folgendem(n) Ziel(en) für nachhaltige Entwicklung
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SDG 3 – Gesundheit und Wohlergehen
Strategische Forschungsbereiche und Zentren
- Forschungsschwerpunkt: Gehirn, Hormone, Verhalten - Center for Brain, Behavior and Metabolism (CBBM)
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