Search Results - "Guo, YiSong"

Structure, dielectric and relaxor properties in lead-free ST-NBT ceramics for high energy storage applications by Cui, Chenwei, Pu, Yongping, Gao, Ziyan, Wan, Jing, Guo, Yisong, Hui, Chiyuan, Wang, Yaru, Cui, Yongfei

“…(1-x)SrTiO3-x(Na0.5Bi0.5)TiO3 ((1-x)ST-xNBT) ceramics have been prepared by solid-state route and their structure, electric and energy storage properties have…”
Get full text

Identification of a Catalytic Iron-Hydride at the H‑Cluster of [FeFe]-Hydrogenase by Mulder, David W, Guo, Yisong, Ratzloff, Michael W, King, Paul W

“…Hydrogenases couple electrochemical potential to the reversible chemical transformation of H2 and protons, yet the reaction mechanism and composition of…”
Get full text

Mechanism of Methyldehydrofosmidomycin Maturation: Use Olefination to Enable Chain Elongation by Li, Xiaojun, Xue, Shan, Guo, Yisong, Chang, Wei-chen

“…Utilization of mononuclear iron- and 2-oxoglutarate-dependent (Fe/2OG) enzymes to enable C–H bond functionalization is a widely used strategy to diversify the…”
Get full text

BesC Initiates C–C Cleavage through a Substrate-Triggered and Reactive Diferric-Peroxo Intermediate by Manley, Olivia M, Tang, Haoyu, Xue, Shan, Guo, Yisong, Chang, Wei-chen, Makris, Thomas M

“…BesC catalyzes the iron- and O2-dependent cleavage of 4-chloro-l-lysine to form 4-chloro-l-allylglycine, formaldehyde, and ammonia. This process is a critical…”
Get full text

Spectroscopic and Reactivity Comparisons between Nonheme Oxoiron(IV) and Oxoiron(V) Species Bearing the Same Ancillary Ligand by Dantignana, Valeria, Serrano-Plana, Joan, Draksharapu, Apparao, Magallón, Carla, Banerjee, Saikat, Fan, Ruixi, Gamba, Ilaria, Guo, Yisong, Que, Lawrence, Costas, Miquel, Company, Anna

“…This work directly compares the spectroscopic and reactivity properties of an oxoiron­(IV) and an oxoiron­(V) complex that are supported by the same neutral…”
Get full text

Effects of Noncovalent Interactions on High-Spin Fe(IV)–Oxido Complexes by Oswald, Victoria F, Lee, Justin L, Biswas, Saborni, Weitz, Andrew C, Mittra, Kaustuv, Fan, Ruixi, Li, Jikun, Zhao, Jiyong, Hu, Michael Y, Alp, Esen E, Bominaar, Emile L, Guo, Yisong, Green, Michael T, Hendrich, Michael P, Borovik, A. S

“…High-valent nonheme FeIV–oxido species are key intermediates in biological oxidation, and their properties are proposed to be influenced by the unique…”
Get full text

Epoxidation Catalyzed by the Nonheme Iron(II)- and 2‑Oxoglutarate-Dependent Oxygenase, AsqJ: Mechanistic Elucidation of Oxygen Atom Transfer by a Ferryl Intermediate by Li, Jikun, Liao, Hsuan-Jen, Tang, Yijie, Huang, Jhih-Liang, Cha, Lide, Lin, Te-Sheng, Lee, Justin L, Kurnikov, Igor V, Kurnikova, Maria G, Chang, Wei-chen, Chan, Nei-Li, Guo, Yisong

“…Mechanisms of enzymatic epoxidation via oxygen atom transfer (OAT) to an olefin moiety is mainly derived from the studies on thiolate-heme containing…”
Get full text

Pathway from N‐Alkylglycine to Alkylisonitrile Catalyzed by Iron(II) and 2‐Oxoglutarate‐Dependent Oxygenases by Chen, Tzu‐Yu, Chen, Jinfeng, Tang, Yijie, Zhou, Jiahai, Guo, Yisong, Chang, Wei‐chen

“…N‐alkylisonitrile, a precursor to isonitrile‐containing lipopeptides, is biosynthesized by decarboxylation‐assisted ‐N≡C group (isonitrile) formation by using…”
Get full text

Spectroscopic Evidence for the Two C–H-Cleaving Intermediates of Aspergillus nidulans Isopenicillin N Synthase by Tamanaha, Esta, Zhang, Bo, Guo, Yisong, Chang, Wei-chen, Barr, Eric W, Xing, Gang, St. Clair, Jennifer, Ye, Shengfa, Neese, Frank, Bollinger, J. Martin, Krebs, Carsten

“…The enzyme isopenicillin N synthase (IPNS) installs the β-lactam and thiazolidine rings of the penicillin core into the linear tripeptide…”
Get full text

Mechanistic Analysis of Stereodivergent Nitroalkane Cyclopropanation Catalyzed by Nonheme Iron Enzymes by Ushimaru, Richiro, Cha, Lide, Shimo, Shotaro, Li, Xiaojun, Paris, Jared C., Mori, Takahiro, Miyamoto, Kazunori, Coffer, Lindsay, Uchiyama, Masanobu, Guo, Yisong, Chang, Wei-chen, Abe, Ikuro

“…BelL and HrmJ are α-ketoglutarate-dependent nonheme iron enzymes that catalyze the oxidative cyclization of 6-nitronorleucine, resulting in the formation of…”
Get full text

Seeing the cis-Dihydroxylating Intermediate: A Mononuclear Nonheme Iron-Peroxo Complex in cis-Dihydroxylation Reactions Modeling Rieske Dioxygenases by Zhu, Wenjuan, Kumar, Akhilesh, Xiong, Jin, Abernathy, Macon J., Li, Xiao-Xi, Seo, Mi Sook, Lee, Yong-Min, Sarangi, Ritimukta, Guo, Yisong, Nam, Wonwoo

“…The nature of reactive intermediates and the mechanism of the cis-dihydroxylation of arenes and olefins by Rieske dioxygenases and synthetic nonheme iron…”
Get full text

Synthesis and characterizations of NaNbO3 modified 0.92BaTiO3–0.08K0.5Bi0.5TiO3 ceramics for energy storage applications by Wan, Jing, Pu, Yongping, Hui, Chiyuan, Cui, Chenwei, Guo, Yisong

“…In this work, (1 −  x )(0.92BaTiO 3 –0.08K 0.5 Bi 0.5 TiO 3 )– x NaNbO 3 (0 ≤ x ≤ 0.08) [(1 −  x )BTKBT– x NN] ceramics were prepared by using conventional…”
Get full text

Mechanistic Investigation of a Non-Heme Iron Enzyme Catalyzed Epoxidation in (−)-4′-Methoxycyclopenin Biosynthesis by Chang, Wei-chen, Li, Jikun, Lee, Justin L, Cronican, Andrea A, Guo, Yisong

“…Mechanisms have been proposed for α-KG-dependent non-heme iron enzyme catalyzed oxygen atom insertion into an olefinic moiety in various natural products, but…”
Get full text

Deciphering Pyrrolidine and Olefin Formation Mechanism in Kainic Acid Biosynthesis by Chen, Tzu-Yu, Xue, Shan, Tsai, Wei-Chih, Chien, Tun-Cheng, Guo, Yisong, Chang, Wei-chen

“…Metalloenzyme-catalyzed cyclization involving C–H bond activation is a powerful strategy to construct molecular complexity found in natural product…”
Get full text

Deciphering the Reaction Pathway of Mononuclear Iron Enzyme-Catalyzed N≡C Triple Bond Formation in Isocyanide Lipopeptide and Polyketide Biosynthesis by Chen, Tzu-Yu, Zheng, Ziyang, Zhang, Xuan, Chen, Jinfeng, Cha, Lide, Tang, Yijie, Guo, Yisong, Zhou, Jiahai, Wang, Binju, Liu, Hung-Wen, Chang, Wei-Chen

“…Despite the diversity of reactions catalyzed by 2-oxoglutarate-dependent nonheme iron (Fe/2OG) enzymes identified in recent years, only a limited number of…”
Get full text

Mechanism of the C5 Stereoinversion Reaction in the Biosynthesis of Carbapenem Antibiotics by Chang, Wei-chen, Guo, Yisong, Wang, Chen, Butch, Susan E., Rosenzweig, Amy C., Boal, Amie K., Krebs, Carsten, Bollinger, J. Martin

“…The bicyclic β-lactam/2-pyrrolidine precursor to all carbapenem antibiotics is biosynthesized by attachment of a carboxymethylene unit to C5 of L-proline…”
Get full text

The Crystal Structure of a High-Spin Oxoiron(IV) Complex and Characterization of Its Self-Decay Pathway by England, Jason, Guo, Yisong, Farquhar, Erik R, Young Jr, Victor G, Münck, Eckard, Que Jr, Lawrence

“…[FeIV(O)(TMG3tren)]2+ (1; TMG3tren = 1,1,1-tris{2-[N 2-(1,1,3,3-tetramethylguanidino)]ethyl}amine) is a unique example of an isolable synthetic S = 2…”
Get full text

Pilot-Scale Fermentation of Pseudoalteromonas sp. Strain FDHY-MZ2: An Effective Strategy for Increasing Algicidal Activity by Zhong, Yuying, Zheng, Wenhuang, Shi, Xinguo, Guo, Yisong, Wang, Qianqian, Lv, Pin, Chen, Jianfeng

“…The role of microorganisms in effectively terminating harmful algal blooms (HABs) is crucial for maintaining environmental stability. Recent studies have…”
Get full text

Mechanism for Six-Electron Aryl-N-Oxygenation by the Non-Heme Diiron Enzyme CmlI by Komor, Anna J, Rivard, Brent S, Fan, Ruixi, Guo, Yisong, Que, Lawrence, Lipscomb, John D

“…The ultimate step in chloramphenicol (CAM) biosynthesis is a six-electron oxidation of an aryl-amine precursor (NH2-CAM) to the aryl-nitro group of CAM…”
Get full text

Temperature-dependent iron motion in extremophile rubredoxins – no need for ‘corresponding states’ by Jenney, Francis E., Wang, Hongxin, George, Simon J., Xiong, Jin, Guo, Yisong, Gee, Leland B., Marizcurrena, Juan José, Castro-Sowinski, Susana, Staskiewicz, Anna, Yoda, Yoshitaka, Hu, Michael Y., Tamasaku, Kenji, Nagasawa, Nobumoto, Li, Lei, Matsuura, Hiroaki, Doukov, Tzanko, Cramer, Stephen P.

“…Extremophile organisms are known that can metabolize at temperatures down to − 25 °C (psychrophiles) and up to 122 °C (hyperthermophiles). Understanding…”
Get full text