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020 ▼a 9780438206229
035 ▼a (MiAaPQ)AAI10683071
035 ▼a (MiAaPQ)rpi:11217
040 ▼a MiAaPQ ▼c MiAaPQ ▼d 248032
0491 ▼f DP
0820 ▼a 660
1001 ▼a Pearson, C. Seth.
24510 ▼a Inteins as Biomolecular Switches: Applications in Drug Discovery, Protein Purification, and Stress Response.
260 ▼a [S.l.] : ▼b Rensselaer Polytechnic Institute., ▼c 2018
260 1 ▼a Ann Arbor : ▼b ProQuest Dissertations & Theses, ▼c 2018
300 ▼a 102 p.
500 ▼a Source: Dissertation Abstracts International, Volume: 79-12(E), Section: B.
500 ▼a Advisers: Georges Belfort
5021 ▼a Thesis (Ph.D.)--Rensselaer Polytechnic Institute, 2018.
520 ▼a Inteins are protein elements that autocatalytically excise themselves from a host protein in a process called protein splicing. The two flanking sequences of the host protein, called the N- and C-exteins, are subsequently ligated with a native p
520 ▼a During this process, the intein breaks two peptide bonds and forms a third. Taking advantage of the intein's ability to catalyze these reactions, both within the natural host as well as in vitro for biotechnological applications, provides an att
520 ▼a Our work focuses on two of the three inteins found in the human pathogen Mycobacterium tuberculosis (Mtu), RecA and SufB. The intein-interrupted proteins are important for the viability of Mtu. Preventing intein excision, and thus the formation
520 ▼a Turning to methods of control for in vitro applications, we introduced a mutation in Mtu RecA that causes the intein to spontaneously form a thiazoline ring at the N-terminal splicing junction. While present, the thiazoline ring prevents any fur
520 ▼a The final aspect of our work is based on the intriguing hypothesis that inteins are not simply parasitic elements, but offer a beneficial protein-level control of host protein function. We demonstrated that Mtu SufB activity is inhibited in vivo
520 ▼a Overall, this work investigates strategies for controlling inteins in the realms of drug development, protein purification, and host regulation and stress response.
590 ▼a School code: 0185.
650 4 ▼a Chemical engineering.
650 4 ▼a Biochemistry.
690 ▼a 0542
690 ▼a 0487
71020 ▼a Rensselaer Polytechnic Institute. ▼b Chemical Engineering.
7730 ▼t Dissertation Abstracts International ▼g 79-12B(E).
773 ▼t Dissertation Abstract International
790 ▼a 0185
791 ▼a Ph.D.
792 ▼a 2018
793 ▼a English
85640 ▼u http://www.riss.kr/pdu/ddodLink.do?id=T14996731 ▼n KERIS
980 ▼a 201812 ▼f 2019
990 ▼a 관리자 ▼b 관리자