Probing enzymes late in the trypanosomal glycosylphosphatidylinositol biosynthetic pathway with synthetic glycosylphosphatidylinositol analogues.

abstract：:Dihydrofolate reductase (DHFR) is a potential drug target for Trypanosoma brucei, a human parasite, which is the causative agent for African sleeping sickness. No drug is available against this target, since none of the classical antifolates such as pyrimethamine (PYR), cycloguanil, or trimethoprim are effective as se...

journal_title：ACS chemical biology

authors： Vanichtanankul J,Taweechai S,Yuvaniyama J,Vilaivan T,Chitnumsub P,Kamchonwongpaisan S,Yuthavong Y

更新日期：2011-09-16 00:00:00

abstract：:Bacteria harbor an immense reservoir of potentially new and therapeutic small molecules in the form of "silent" biosynthetic gene clusters (BGCs). These BGCs can be identified bioinformatically but are sparingly expressed under normal laboratory growth conditions, or not at all, and therefore do not produce significan...

journal_title：ACS chemical biology

authors： Moon K,Xu F,Zhang C,Seyedsayamdost MR

更新日期：2019-04-19 00:00:00

abstract：:The plant hormone auxin is a master regulator of plant growth and development. By regulating rates of cell division and elongation and triggering specific patterning events, indole 3-acetic acid (IAA) regulates almost every aspect of plant development. The perception of auxin involves the formation of a ternary comple...

journal_title：ACS chemical biology

authors： Hayashi K,Neve J,Hirose M,Kuboki A,Shimada Y,Kepinski S,Nozaki H

更新日期：2012-03-16 00:00:00

abstract：:Fusicoccin A is a diterpene glucoside phytotoxin generated by the fungal pathogen Phomopsis amygdali that causes the plant disease constriction canker, first discovered in New Jersey peach orchards in the 1930s. Fusicoccin A is also an emerging new lead in cancer chemotherapy. The hydrocarbon precursor of fusicoccin A...

journal_title：ACS chemical biology

authors： Chen M,Chou WK,Toyomasu T,Cane DE,Christianson DW

更新日期：2016-04-15 00:00:00

abstract：:The goal of incorporating renewable carbon into the fuel and chemical enterprise will most likely be successful when combined systems of biocatalysts and chemical catalysts are exploited. Significant efforts in the biocatalytic release of sugars from biomass are being pursued for subsequent use in fermentation. Two re...

journal_title：ACS chemical biology

authors： Shanks BH

更新日期：2007-08-17 00:00:00

abstract：:RNA methyltransferases (RNMTs) play important roles in RNA stability, splicing, and epigenetic mechanisms. They constitute a promising target class that is underexplored by the medicinal chemistry community. Information of relevance to drug design can be extracted from the rich structural coverage of human RNMTs. In t...

journal_title：ACS chemical biology

authors： Schapira M

更新日期：2016-03-18 00:00:00

abstract：:Inducible modulation is often required for precise investigations and manipulations of dynamic biological processes. Transcription activator-like effectors (TALEs) provide a powerful tool for targeted gene editing and transcriptional programming. We designed a series of chemical inducible systems by coupling TALEs wit...

journal_title：ACS chemical biology

authors： Zhao C,Zhang Y,Zhao Y,Ying Y,Ai R,Zhang J,Wang Y

更新日期：2018-03-16 00:00:00

abstract：:Lasso peptides are bacterial ribosomally synthesized and post-translationally modified peptides. They have sparked increasing interest in peptide-based drug development because of their compact, interlocked structure, which offers superior stability and protein-binding capacity. Disulfide bond-containing lasso peptide...

journal_title：ACS chemical biology

authors： Li Y,Ducasse R,Zirah S,Blond A,Goulard C,Lescop E,Giraud C,Hartke A,Guittet E,Pernodet JL,Rebuffat S

更新日期：2015-11-20 00:00:00

abstract：:The rational design of environmentally sensitive dyes with superior properties is critical for elucidating the fundamental biological processes and understanding the biophysical behavior of cell membranes. In this study, a novel group of fluorene-based push-pull probes was developed for imaging membrane lipids. The de...

journal_title：ACS chemical biology

authors： Shaya J,Collot M,Bénailly F,Mahmoud N,Mély Y,Michel BY,Klymchenko AS,Burger A

更新日期：2017-12-15 00:00:00

abstract：:Despite being extensively characterized structurally and biochemically, the functional role of histone deacetylase 8 (HDAC8) has remained largely obscure due in part to a lack of known cellular substrates. Herein, we describe an unbiased approach using chemical tools in conjunction with sophisticated proteomics method...

journal_title：ACS chemical biology

authors： Olson DE,Udeshi ND,Wolfson NA,Pitcairn CA,Sullivan ED,Jaffe JD,Svinkina T,Natoli T,Lu X,Paulk J,McCarren P,Wagner FF,Barker D,Howe E,Lazzaro F,Gale JP,Zhang YL,Subramanian A,Fierke CA,Carr SA,Holson EB

更新日期：2014-10-17 00:00:00

abstract：:The gibberellin (GA) phytohormones are produced not only by plants but also by fungi and bacteria. Previous characterization of a cytochrome P450 (CYP)-rich GA biosynthetic operon found in many symbiotic, nitrogen-fixing rhizobia led to the elucidation of bacterial GA biosynthesis and implicated GA9 as the final produ...

journal_title：ACS chemical biology

authors： Nett RS,Contreras T,Peters RJ

更新日期：2017-04-21 00:00:00

abstract：:Sugar aminotransferases (SATs) are an important class of tailoring enzymes that catalyze the 5'-pyridoxal phosphate (PLP)-dependent stereo- and regiospecific installation of an amino group from an amino acid donor (typically L-Glu or L-Gln) to a corresponding ketosugar nucleotide acceptor. Herein we report the strateg...

journal_title：ACS chemical biology

authors： Wang F,Singh S,Xu W,Helmich KE,Miller MD,Cao H,Bingman CA,Thorson JS,Phillips GN Jr

更新日期：2015-09-18 00:00:00

abstract：:Prenylated indole alkaloid okaramines selectively target insect glutamate-gated chloride channels (GluCls). Because of their highly complex structures, including azocine and azetidine rings, total synthesis of okaramine A or B has not been achieved, preventing evaluation of the biological activities of okaramines. Bio...

journal_title：ACS chemical biology

authors： Kato N,Furutani S,Otaka J,Noguchi A,Kinugasa K,Kai K,Hayashi H,Ihara M,Takahashi S,Matsuda K,Osada H

更新日期：2018-03-16 00:00:00

abstract：:The past several years have seen numerous reports of new chemical modifications for use in RNA. In addition, in that time period, we have seen the discovery of several previously unknown naturally occurring modifications that impart novel properties on the parent RNAs. In this review, we describe recent discoveries in...

journal_title：ACS chemical biology

authors： Phelps K,Morris A,Beal PA

更新日期：2012-01-20 00:00:00

abstract：:KCNE transmembrane peptides are a family of modulatory beta-subunits that assemble with voltage-gated K+ channels, producing the diversity of potassium currents needed for proper function in a variety of tissues. Although all five KCNE transcripts have been found in cardiac and other tissues, it is unclear whether two...

journal_title：ACS chemical biology

authors： Morin TJ,Kobertz WR

更新日期：2007-07-20 00:00:00

abstract：:ABCG2 is a membrane-localized, human transporter protein that has been demonstrated to reduce the intracellular accumulation of substrates through ATP-dependent efflux. Highly expressed in placental syncytiotrophoblasts, brain microvasculature, and the gastrointestinal tract, ABCG2 has been shown to mediate normal tis...

journal_title：ACS chemical biology

authors： Henrich CJ,Robey RW,Takada K,Bokesch HR,Bates SE,Shukla S,Ambudkar SV,McMahon JB,Gustafson KR

更新日期：2009-08-21 00:00:00

abstract：:Though phenotypic and target-based high-throughput screening approaches have been employed to discover new antibiotics, the identification of promising therapeutic candidates remains challenging. Each approach provides different information, and understanding their results can provide hypotheses for a mechanism of act...

journal_title：ACS chemical biology

authors： Santa Maria JP Jr,Park Y,Yang L,Murgolo N,Altman MD,Zuck P,Adam G,Chamberlin C,Saradjian P,Dandliker P,Boshoff HIM,Barry CE 3rd,Garlisi C,Olsen DB,Young K,Glick M,Nickbarg E,Kutchukian PS

更新日期：2017-09-15 00:00:00

abstract：:The anxiolytic, anticonvulsant, muscle-relaxant, and sedative-hypnotic effects of benzodiazepine site ligands are mainly elicited by allosteric modulation of GABAA receptors via their extracellular αx+/γ2- ( x = 1, 2, 3, 5) interfaces. In addition, a low affinity binding site at the homologous α+/β- interfaces was rep...

journal_title：ACS chemical biology

authors： Siebert DCB,Bampali K,Puthenkalam R,Varagic Z,Sarto-Jackson I,Scholze P,Sieghart W,Mihovilovic MD,Schnürch M,Ernst M

更新日期：2018-08-17 00:00:00

abstract：:Beta-peptides (beta-amino acid oligomers) that mimic the amphiphilic, helical, and cationic properties of natural antimicrobial peptides have previously been shown to display antifungal activity against planktonic Candida albicans cells. Beta-peptides offer several advantages over conventional peptides composed of alp...

journal_title：ACS chemical biology

authors： Karlsson AJ,Pomerantz WC,Neilsen KJ,Gellman SH,Palecek SP

更新日期：2009-07-17 00:00:00

abstract：:Dopamine, a biogenic amine with important biological functions, is produced from l-DOPA by DOPA decarboxylase (DDC). DDC is a potential target to modulate the production of dopamine in several pathological states. Known inhibitors of DDC have been used for treatment of Parkinson's disease but suffered low specificity ...

journal_title：ACS chemical biology

authors： Ren J,Zhang Y,Jin H,Yu J,Zhou Y,Wu F,Zhang W

更新日期：2014-04-18 00:00:00

abstract：:Membrane proteins perform their functions within or on the lipid membrane, and lipid compositions are known to affect membrane protein integration and activity. Recently, the geometric aspect of membrane curvature was shown to play an important role in membrane protein behavior. Certain membrane proteins are known to ...

journal_title：ACS chemical biology

authors： Fujii S,Matsuura T,Yomo T

更新日期：2015-07-17 00:00:00

abstract：:The Siglec family of sialic acid-binding proteins are differentially expressed on white blood cells of the immune system and represent an attractive class of targets for cell-directed therapy. Nanoparticles decorated with high-affinity Siglec ligands show promise for delivering cargo to Siglec-bearing cells, but this ...

journal_title：ACS chemical biology

authors： Rillahan CD,Schwartz E,Rademacher C,McBride R,Rangarajan J,Fokin VV,Paulson JC

更新日期：2013-07-19 00:00:00

abstract：:Pentamycin is a polyene antibiotic, registered in Switzerland for the treatment of vaginal candidiasis, trichomoniasis, and mixed infections. Chemical instability has hindered its widespread application and development as a drug. Here, we report the identification of Streptomyces sp. S816, isolated from Philippine man...

journal_title：ACS chemical biology

authors： Zhou S,Song L,Masschelein J,Sumang FAM,Papa IA,Zulaybar TO,Custodio AB,Zabala D,Alcantara EP,de Los Santos ELC,Challis GL

更新日期：2019-06-21 00:00:00

abstract：:Replacing the two Mn(2+) ions normally present in human Arginase I with Co(2+) resulted in a significantly lowered K(M) value without a concomitant reduction in k(cat). In addition, the pH dependence of the reaction was shifted from a pK(a) of 8.5 to a pK(a) of 7.5. The combination of these effects led to a 10-fold in...

journal_title：ACS chemical biology

authors： Stone EM,Glazer ES,Chantranupong L,Cherukuri P,Breece RM,Tierney DL,Curley SA,Iverson BL,Georgiou G

更新日期：2010-03-19 00:00:00

abstract：:Regulators of G protein signaling (RGS) proteins are key players in regulating signaling via G protein-coupled receptors. RGS proteins directly bind to the Gα-subunits of activated heterotrimeric G-proteins, and accelerate the rate of GTP hydrolysis, thereby rapidly deactivating G-proteins. Using atomistic simulations...

journal_title：ACS chemical biology

authors： Vashisth H,Storaska AJ,Neubig RR,Brooks CL 3rd

更新日期：2013-12-20 00:00:00

abstract：:There is increasing concern that animal and human reproduction may be adversely affected by exposure to xenoestrogens that activate estrogen receptors. There is evidence that one such compound, Bisphenol A (BPA), also induces meiotic and mitotic aneuploidy, suggesting that these kinds of molecules may also have effect...

journal_title：ACS chemical biology

authors： George O,Bryant BK,Chinnasamy R,Corona C,Arterburn JB,Shuster CB

更新日期：2008-03-20 00:00:00

abstract：:Many oncogenic mutants of the tumor suppressor p53 are conformationally unstable, including the frequently occurring Y220C mutant. We have previously developed several small-molecule stabilizers of this mutant. One of these molecules, PhiKan083, 1-(9-ethyl-9H-carbazole-3-yl)-N-methylmethanamine, binds to a mutation-in...

journal_title：ACS chemical biology

authors： Bauer MR,Jones RN,Baud MG,Wilcken R,Boeckler FM,Fersht AR,Joerger AC,Spencer J

更新日期：2016-08-19 00:00:00

abstract：:Endocytosis is a key process in cellular delivery of macromolecules by molecular transporters, although the mechanism of internalization remains unclear. Here, we probe the cellular uptake of streptavidin using biotinylated guanidinoneomycin (biotinGNeo), a low molecular weight guanidinium-rich molecular transporter. ...

journal_title：ACS chemical biology

authors： Inoue M,Tong W,Esko JD,Tor Y

更新日期：2013-07-19 00:00:00

abstract：:HIV infection is pandemic in humans and is responsible for millions of deaths every year. The discovery of new cellular targets that can be used to prevent the infection process represents a new opportunity for developing more effective antiviral drugs. In this context, dendritic cell-specific ICAM-3 grabbing non-inte...

journal_title：ACS chemical biology

authors： Sattin S,Daghetti A,Thépaut M,Berzi A,Sánchez-Navarro M,Tabarani G,Rojo J,Fieschi F,Clerici M,Bernardi A

更新日期：2010-03-19 00:00:00

abstract：:Nonribosomal peptides are important natural products biosynthesized by nonribosomal peptide synthetases (NRPSs). Adenylation (A) domains of NRPSs are highly specific for the substrate they recognize. This recognition is determined by 10 residues in the substrate-binding pocket, termed the specificity code. This findin...

journal_title：ACS chemical biology

authors： Throckmorton K,Vinnik V,Chowdhury R,Cook T,Chevrette MG,Maranas C,Pfleger B,Thomas MG

更新日期：2019-09-20 00:00:00