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Peking University Shenzhen Graduate School

3 ARTICLES PUBLISHED IN JoVE

Chemistry

Constructing Thioether/Vinyl Sulfide-tethered Helical Peptides Via Photo-induced Thiol-ene/yne Hydrothiolation

Xiaodong Shi^*1, Yinghuan Liu^*1, Rongtong Zhao¹, Zigang Li¹

¹Key Laboratory of Chemical Genomics, School of Chemical Biology and Biotechnology, Peking University Shenzhen Graduate School

We present a protocol for the construction of thioether/vinyl sulfide-tethered helical peptides using photo-induced thiol-ene/thiol-yne hydrothiolation.

Chemistry

Elemental-sensitive Detection of the Chemistry in Batteries through Soft X-ray Absorption Spectroscopy and Resonant Inelastic X-ray Scattering

Jinpeng Wu^1,2, Shawn Sallis^2,3, Ruimin Qiao², Qinghao Li^2,4, Zengqing Zhuo^2,5, Kehua Dai^2,6, Zixuan Guo^2,7, Wanli Yang²

¹Geballe Laboratory for Advanced Materials, Stanford University, ²Advanced Light Source, Lawrence Berkeley National Laboratory, ³Department of Materials Science and Engineering, Binghamton University, ⁴School of Physics, National Key Laboratory of Crystal Materials, Shandong University, ⁵School of Advanced Materials, Peking University Shenzhen Graduate School, ⁶School of Metallurgy, Northeastern University, ⁷Department of Chemical Engineering, University of California-Santa Barbara

Here, we present a protocol for typical experiments of soft X-ray absorption spectroscopy (sXAS) and resonant inelastic X-ray scattering (RIXS) with applications in battery material studies.

Chemistry

Constructing Cyclic Peptides Using an On-Tether Sulfonium Center

Chunli Song^*1, Zhanfeng Hou^*1,2, Zijun Jiao^*1, Zhaodi Liu³, Chenshan Lian^1,2, Min Zhang¹, Wei Liang³, Feng Yin^1,2, Zigang Li^1,2

¹Pingshan Translational Medicine Center, Shenzhen Bay Laboratory, ²Key Laboratory of Chemical Genomics, School of Chemical Biology and Biotechnology, Peking University Shenzhen Graduate School, ³Department of Radiation Oncology, the First Affiliated Hospital, Anhui Medical University

This protocol presents the synthesis of cyclic peptides via bisalkylation between cysteine and methionine and the facile thiol-yne reaction triggered by the propargyl sulfonium center.