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020 ▼a 9781392300213
035 ▼a (MiAaPQ)AAI13886836
035 ▼a (MiAaPQ)ucsf:11796
040 ▼a MiAaPQ ▼c MiAaPQ ▼d 247004
0820 ▼a 574
1001 ▼a Feng, Siyu.
24510 ▼a Split Fluorescent Protein Engineering and Applications.
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 126 p.
500 ▼a Source: Dissertations Abstracts International, Volume: 80-12, Section: B.
500 ▼a Publisher info.: Dissertation/Thesis.
500 ▼a Advisor: Huang, Bo.
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 Self-associating split fluorescent proteins (SAsFPs) have been widely used for labeling proteins, visualization of subcellular protein localization, scaffolding protein assembly and detecting cell-cell contacts. This PhD thesis research has been focused on expanding the toolbox of SAsFPs by adding more colors, increasing the brightness and empowering them with various biophysical properties. Utilizing a screening platform for the direct engineering of SAsFPs, we have generated a yellow-green split-mNeonGreen21-10/11, a 10-fold brighter red-colored split-sfCherry21-10/11 and demonstrated dual-color endogenous protein tagging using sfCherry211 and GFP11. However, the newly developed SAsFPs have suffered from sub-optimal fluorescence signal. By investigating the complementation process, we have employed two approaches to improve the overall brightness of SAsFPs: assistance through SpyTag/SpyCatcher covalent interaction and directed evolution for complementation-enhancing mutations. The latter strategy has then yielded two red-colored split sfCherry3 variants with substantially enhanced endogenous protein labeling performance. Based on sfCherry3, we have further developed a red-colored trans-synaptic marker called Neuroligin-1 sfCherry3 Linker Across Synaptic Partners (NLG-1 CLASP) for multiplexed visualization of neuronal synapses in living animals, demonstrating the broad applications of SAsFPs.
590 ▼a School code: 0034.
650 4 ▼a Bioengineering.
650 4 ▼a Biology.
650 4 ▼a Biochemistry.
690 ▼a 0202
690 ▼a 0306
690 ▼a 0487
71020 ▼a University of California, San Francisco. ▼b Bioengineering.
7730 ▼t Dissertations Abstracts International ▼g 80-12B.
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=T15491533 ▼n KERIS ▼z 이 자료의 원문은 한국교육학술정보원에서 제공합니다.
980 ▼a 202002 ▼f 2020
990 ▼a ***1816162
991 ▼a E-BOOK