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020 ▼a 9781687966117
035 ▼a (MiAaPQ)AAI22623026
040 ▼a MiAaPQ ▼c MiAaPQ ▼d 247004
0820 ▼a 574
1001 ▼a Ravalin, Matthew Anthony.
24510 ▼a C-end Binding by TPR Co-chaperones Links Proteolysis and Protein Homeostasis.
260 ▼a [S.l.]: ▼b University of California, San Francisco., ▼c 2019.
260 1 ▼a Ann Arbor: ▼b ProQuest Dissertations & Theses, ▼c 2019.
300 ▼a 128 p.
500 ▼a Source: Dissertations Abstracts International, Volume: 81-04, Section: B.
500 ▼a Advisor: Gestwicki, Jason E
5021 ▼a Thesis (Ph.D.)--University of California, San Francisco, 2019.
506 ▼a This item must not be sold to any third party vendors.
520 ▼a Proteolysis is unique among post translational modifications because it is irreversible. The specific recognition of protein termini is an essential mechanism by which proteolytic enzymes mediate signaling in biology. The identification of terminal recognition elements with complimentary specificity to proteases, often as part of an E3 ubiquitin ligase, has facilitated the elucidation of protease signaling pathways that function in critical cellular processes. The caspase family of protease are well known for their role in directing the fate of the cell by initiating and executing inflammatory and death-related signaling cascades. The biochemical feature that unites this family of enzymes is the ability to hydrolyze a peptide bond following and aspartic acid. We have determined that the TPR family of co-chaperones, including the E3 ubiquitin ligase CHIP, can also bind to a subset of new C-termini generated by caspase activity. These co-chaperones were though to function predominantly, if not exclusively, by interacting with a conserved Glu-Glu-Val-Asp at the C-terminus of cytosolic Hsp70s and 90s. This work has uncovered new functions for both caspases and TPR co-chaperones and has identified a dedicated molecular framework for caspases and protein homeostasis networks to exchange information. These systems play a critical role in balancing cell fate in development and disease making it likely that critical signaling nodes occur at this interface.
590 ▼a School code: 0034.
650 4 ▼a Biochemistry.
650 4 ▼a Chemistry.
650 4 ▼a Cellular biology.
690 ▼a 0487
690 ▼a 0485
690 ▼a 0379
71020 ▼a University of California, San Francisco. ▼b Chemistry and Chemical Biology.
7730 ▼t Dissertations Abstracts International ▼g 81-04B.
773 ▼t Dissertation Abstract International
790 ▼a 0034
791 ▼a Ph.D.
792 ▼a 2019
793 ▼a English
85640 ▼u http://www.riss.kr/pdu/ddodLink.do?id=T15493962 ▼n KERIS ▼z 이 자료의 원문은 한국교육학술정보원에서 제공합니다.
980 ▼a 202002 ▼f 2020
990 ▼a ***1008102
991 ▼a E-BOOK