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1 diminishing the leaving group ability of the amino group.
2 uitin carboxy terminus and a substrate lysyl amino group.
3 (II) coordinated by His33 and the N-terminal amino group.
4 abstraction of the proton from the exocyclic amino group.
5 nd histamine without affecting the 1 degrees amino group.
6 tive silylation at the C-H bond gamma to the amino group.
7 the pocket, and they all lack the anchoring amino group.
8 (I) and copper (II) coordinating with thiol/amino group.
9 idue Gly1 becomes trimethylated on the alpha-amino group.
10 reaction between a sulfonyl fluoride and an amino group.
11 tation, and stereoelectronic Umpolung of the amino group.
12 of the hydrogen bond involving the exocyclic amino group.
13 ia electrochemical oxidation of its terminal amino-group.
14 related well with their increasing number of amino groups.
15 -poly(ethylene glycol) (DAPEG) with terminal amino groups.
16 g and 4-ring MDA was determined to be on the amino groups.
17 substrates containing primary and secondary amino groups.
18 the rather different reactivities of the two amino groups.
19 imethylate all the N-terminal and side chain amino groups.
20 almost entirely by the presence of purine 2-amino groups.
21 mocysteine (HCys) belonging to the thiol and amino groups, 2,3-naphthalenedicarboxaldehyde (NDA) can
22 prepare a drug-linker incorporating a basic amino group adjacent to the maleimide, positioned to pro
23 d for some HEW, the regeneration of the free amino groups after loss was observed as a function of ti
26 calization of the first cation to the single amino group and destabilization of the second protonatio
27 ong the CHN hydrogen bond, which produces an amino group and initiates polymerization to form a dimer
30 is behaviour seem to be related to the alpha-amino group and the other functional groups (mainly amin
31 l Asp reduces the basicity of the N-terminal amino group and, as hence, its charge, by approximately
32 e ion pairs between lysine side-chain NH3(+) amino groups and DNA phosphate groups at the molecular i
34 PQ) capable of inducing deamination of Lys e-amino groups and formation of the carbonylated product a
36 rtho- or para-positions of phenolic hydroxyl/amino groups and the C2-position of the indole ring.
37 served, whereas the distance between the two amino groups and the hydrophobic aryl alkyne moiety can
38 s into the pores through coordination to the amino groups, and the resulting MOF is an efficient phot
39 somers can vary depending on the position of amino groups, and the resulting protonation sites play a
43 oselectively without affecting the 1 degrees amino groups (aromatic and aliphatic) of 5-aminoindole,
44 phines functionalized with a remote tertiary amino group as a ligand, readily available acetylenic am
45 of a readily removable nosyl (Ns) protected amino group as the directing group is a crucial practica
47 rbamoyl moieties (R7) were appended on the 7-amino group, as well as a para-methoxy group inserted on
48 tor groups at C-2 (CN, SO(2)R) and a primary amino group at C-7 for conjugation via reductive aminati
49 gases require a mechanism to deprotonate the amino group at physiological pH to produce an effective
50 isubstituted derivatives bearing a methyl or amino group at position 2, were prepared, and the biolog
52 on can be greatly enhanced by employing a 3'-amino group at the 3'-end of each oligonucleotide, in co
56 ivileged biphenyl-2-ylphosphine with a basic amino group at the rarely explored 3' position, the deri
57 alkenyl, aryl, alkynyl, fluoro, hydroxyl and amino groups at the beta position of the parent acid, th
59 ere were marked differences in the levels of amino groups between all heated WPI solutions when measu
61 d that the PRNTase domain recognizes the C-2-amino group, but not the C-6-oxo group, N-1-hydrogen, or
62 ted chrysenes bearing four aryl, alkynyl, or amino groups by means of the Suzuki, Sonogashira, or Buc
63 emonstrate that the measurement of available amino groups by the OPA method is less impacted than by
64 acid (lacking an asymmetric center or alpha-amino group) by using modified ribosomes and pyrrolysyl-
66 rated to provide target compounds displaying amino groups, carboxy groups, hydroxy groups, or triazol
67 r and tethering glyphosate via its secondary amino group, concentrations in aqueous solutions down to
68 bread and the significant reduction of free amino groups confirm the presence of interactions betwee
69 ugar amino acids in the presence of a second amino group connected to the carbohydrate core, share st
70 the quantitative metabolite profiling of an amino group containing drug (levothyroxine) and its meta
71 ibrils was confirmed by determining the free amino group content and the presence of final products f
75 ms in the wild-type protein, suggesting that amino group coordination is absent in the two-nitrogen c
77 nwhile, purine nucleosides with an exocyclic amino group could be obtained easily by simple reduction
78 asurement of the rotation rate of individual amino groups could give insight into the dynamic process
80 a reduction in the number of available free amino groups, decreased tryptophan intrinsic fluorescenc
81 o monitor the changes in the content of free amino groups during postharvest wheat and flour maturati
84 his purpose, dimethylation of the N-terminal amino group followed by dimethylation of lysines was use
85 e acceptor ubiquitin and positions its alpha-amino group for nucleophilic attack on the E3 approximat
89 that catalyze the reversible addition of an amino group from glutamate to pyruvate, yielding alanine
90 DNA variants, respectively, remove or add an amino group from the DNA minor groove, with correspondin
91 ss spectrometry analysis by blocking peptide amino groups from isotopic/isobaric labeling and changin
93 luble fractions had higher (P </= 0.05) free amino groups, GABA content, antioxidant and angiotensin
95 aphene oxide (GO) and GO functionalized with amino groups (GONH2) on 15 immune cell populations, inte
97 the Thr-gamma positions, the pKA of the Thr1 amino group has been measured to be 6.3 and hence deprot
99 in the linker of (2R,7R)-2 or at the primary amino group in 17 resulted in high affinity Y4R radiolig
103 tion from the Tyr phenol ring and N-terminal amino group in combination with hydrogen-atom transfer f
105 nal alanine could be methylated on its alpha-amino group in human cells, with trimethylation being th
107 ond DKA branch of bifunctional DKAs, and the amino group in position 7 of quinolinone ring combined w
108 etween Glu-142 O(epsilon2) and the substrate amino group in positioning the substrate with the correc
109 were overcome by Teoc protection of the beta-amino group in the assembly of 3 and Boc-MOM protection
110 sugar acetyltransferases that modify the C-4 amino group in the bacillosamine or perosamine biosynthe
113 s substituted with an equatorial hydroxyl or amino group in the newly formed ring are considerably mo
114 bly of 3 and Boc-MOM protection of the alpha-amino group in the synthesis of 2, enabling the efficien
115 ort for the importance of the exocyclic N(2)-amino group in this reaction was provided by an experime
116 he alphaAsn249, alphaAsn258, and alphaLys352 amino groups in alpha-tubulin, which supported the forma
119 nges attributable to the involvement of free amino groups in Maillard-type reactions were inhibited b
120 eals a distinct approach to install aromatic amino groups in metabolites and raises questions about t
121 es four major steps: (i) acetylation of free amino groups in paCOS using a deuterated reagent; (ii) l
122 surface of the graphite were cross-linked to amino groups in the enzyme so as to attach glucose oxida
130 ydroxyl group in the natural substrate by an amino group is a promising strategy for inhibition becau
131 lic acid, or amine when an electron-donating amino group is at the meta position, as demonstrated in
133 trategy (a net reductive process in which an amino group is installed at a site remote from the origi
137 lenediamine derivatives, in which one of the amino groups is part of an urea functional group, has be
141 and 14.5 kDa; however, the reduction of free amino group levels and the increase in chromatogram area
143 , the introduction of additional hydroxy and amino groups mostly cancelled the inhibitory effect, whi
145 st, the unmethylated cytosine's exocyclic N4 amino group (NH2) and its ring carbon C5 atom hydrogen b
147 th a cage surface bearing positively charged amino groups (-NH3(+)) and directly compare it with a si
148 ile transfer of primary (-NH2) and secondary amino groups (-NHR) to heteroaryl- as well as arylcuprat
150 e of imidazole ring and the terminal epsilon-amino group occupying a position nearly identical to the
151 rotected (S)-valine was first coupled to the amino group of (S)-m-triisopropylsilyloxyphenylalanine t
152 C6 of tryptophan is positioned next to the e-amino group of a conserved lysine, confirming the hypoth
153 l-CoA synthetases by acetylating the epsilon-amino group of a conserved, catalytic lysine residue.
155 ized, of which NatA will acetylate the alpha-amino group of a number of nonmethionine amino-terminal
156 This mixed anhydride is attacked by the -amino group of a specific lysine present on a highly con
158 DNA can form a covalent adduct with the N(6)-amino group of adenine residues on the opposing strand.
159 DFT calculations revealed that the tertiary amino group of AM reacts with the phenol compounds under
160 se (bGNAT) superfamily acetylate the epsilon amino group of an active site lysine, inactivating Acs.
161 tudy that the proteasome can use the epsilon-amino group of an N-terminal lysine residue in transpept
162 ween the acidic CO(2) molecule and the basic amino group of aniline renders enhanced CO(2) separation
163 upling the carboxyl group of 3b and the free amino group of arylated diazeniumdiolated piperazine 4.
164 f FNP undergoes nucleophilic substitution by amino group of biomolecule and results in its covalent i
168 threonine is amide-linked to the side chain amino group of diaminopimelic acid within the peptidogly
169 mutant and a specific surface lysine epsilon-amino group of ErbB2, leading to near quantitative cross
170 endent isopeptide bond formation between the amino group of free glutamate and the gamma-carboxyl gro
172 ed that carbamate functionalization of the 4-amino group of gemcitabine significantly reduced (>23-fo
173 involved in the initial deprotonation of the amino group of glycine, enabling nucleophilic attack of
174 tivation, can react with the exocyclic N (2) amino group of guanine to generate four stereoisomeric B
176 f pyridoxal phosphate, transfers the primary amino group of l-Glu to C-4'' of UDP-4-keto-6-deoxy-d-Gl
179 tonated donor, which is probably the epsilon-amino group of Lys-96 or a water molecule in its vicinit
180 n that reversible acetylation of the epsilon-amino group of lysine provides an additional means of mo
182 e general bases that deprotonate the epsilon-amino group of lysine substrate, also involving two near
183 but also other acyl groups from the epsilon-amino group of lysines in histones and other substrate p
184 o determine the pKa for the N-terminal alpha-amino group of methionine1 of ubiquitin for the first ti
185 ranslational modification in which the alpha amino group of mono-l-glutamine is covalently linked to
186 -terminal domain histidine residue and the 2-amino group of OG base are critical for MutY detection o
187 airing of A with OG uniquely positions the 2-amino group of OG in the major groove and provides a mea
188 was covalently coupled to the alpha/epsilon-amino group of one of the seven Lys residues of lycosin-
189 s (AGEs), formed through the reactions of an amino group of proteins with reducing sugars, have been
190 s well with the nucleophilic attack on the 2-amino group of pyridines/pyrazines/pyridazines on the 2-
193 ive addition of an acetyl group to the alpha-amino group of the amino-terminal amino acid of proteins
194 sm whereby E27 specifically recognizes the 2-amino group of the bound substrate and toggles the relea
195 that the l-conformation and protonated alpha-amino group of the first residue were critical for N-deg
196 ilic aliphatic chain attached on the epsilon-amino group of the lysine mycobactin core, which is tran
197 ion of the Ap aldehyde residue with the N(2)-amino group of the opposing guanine residue in 5'-CAp se
199 s provides strong evidence that the terminal amino group of Thr1 serves as the base in the first step
202 hat the PhF group can be introduced into the amino group of Weinreb's amides and methyl esters of ami
203 carboxy terminus of ubiquitin to the epsilon-amino group of, in most cases, a lysine of the substrate
204 of methyltransferases, those that act on the amino groups of adenine or cytosine in DNA, have conserv
207 PEF caused a decrease in available free amino groups of BSA in presence and absence of MGO, sugg
208 he pattern of acetylation suggested that the amino groups of chitosan and the polar residues Glu-16 a
213 orophore was selectively transferred between amino groups of lysines that reside within ~10 A at the
214 e1 is capable of arginylating not only alpha-amino groups of N-terminal residues but also gamma-carbo
216 ic reactions between reducing sugars and the amino groups of proteins and accumulate during aging, di
217 In contrast, the pKa of N-terminal alpha-amino groups of proteins can vary significantly, with re
220 X-ray crystallography indicates that the amino groups of some compounds occupy a water-filled poc
221 crosslinking with glutaraldehyde (GA) on the amino groups of the 3D-Au-PAMAM-p-ABA-SPCE, where tau pr
222 e moieties were prepared by derivatizing the amino groups of the dendrimer with 4-carboxy-benzenesulf
224 dergo posttranslational acylation on epsilon-amino groups of two internal conserved lysine residues b
226 cross-links via reaction with the exocyclic amino group on a nearby 2-deoxyguanosine or 2-deoxyadeno
228 is revealed that Scabin labels the exocyclic amino group on guanine bases in either single-stranded o
229 complexes containing base analogs that the 2-amino group on guanine is the primary molecular determin
231 s at low energy, which produces high-density amino group on the SiNx surface within a short duration
232 t nucleophilic attack by the substrate alpha-amino group on the sn-2 ester to form a cyclic tetrahedr
235 report herein the successful introduction of amino groups onto robustly folded beta-peptoid helices b
236 play a reactive functionality (either a free amino group or carboxylic acid moiety) for further bioco
239 ifferent aminosilanes with one, two or three amino groups per silane molecule, namely 3-aminopropyltr
241 ssess the increased content of unsubstituted amino groups present in thermally stressed and autoclave
242 nitro groups to amines; in theory, the only amino groups present will have originally been nitro gro
243 ar arrangement by acetylating the N-terminal amino group prior to electrochemical oxidation and cleav
245 he highest pKa values ever reported for this amino group, providing a rational for the observed need
246 conditions, SOF4 reliably seeks out primary amino groups [R-NH2 ] and becomes permanently anchored v
250 h systems lowers the basicity of the pushing amino-group(s) and increases the basicity of the pulling
251 itrogen bases containing one or more pushing amino-group(s) directly linked to a pulling cyano, imino
252 tential indicate that reactions involving an amino group should occur more easily for the 3-amino- th
253 d record uptakes and rapid capture, with the amino group shown to be vital in improving performance.
254 being more effective in the case of multiple amino groups, since retention is stabilized through inte
256 xemplified with the functionalization of the amino group, stereospecific oxidation to beta-amino alco
257 roups, which through hydrogen bonding to the amino group successfully overrode steric effects and dir
258 yzing the covalent modification of aliphatic amino groups, such as the lysine (Lys) side chain, by nu
259 O with a diazonium salt bearing a protonated amino group that can further immobilize gold nanoparticl
260 the functionality at the surface; revealing amino groups that are utilized to bind biomolecules in t
261 ized with multiple paired alpha-carboxyl and amino groups that bind to the large neutral amino acid t
263 Among the four protecting groups of the o-amino group, the o-nitro protecting group is the only ch
265 While acetylation can occur on N(alpha)-amino groups, this review will focus on N(epsilon)-acety
268 lite via a carboxylic acid, a hydroxy, or an amino group to form acyl-, O-, and/or N-glucuronide meta
269 ation reagent, which oxidizes the N-terminal amino group to provide a uniquely reactive aldehyde or k
270 he trifluralin structure contains a tertiary amino group, two nitro-groups and a trifluoromethyl- gro
271 ium(II)-aryl complex and a weak base, lysine amino groups underwent C-N bond formation at room temper
273 ily, which does not contain the highly basic amino group usually present in other sigma1R ligands, sh
274 ondensation (SVAC), (ii) installation of the amino group via aza-Michael addition/elimination, and cr
276 n iodocinnabarinic acid diester in which the amino group was masked with two Boc substituents, a Cu(I
277 erence was observed depending on whether the amino group was substituted by a phenyl or an alkyl (usu
278 synthesized by CcTAM revealed that the alpha-amino group was transferred to Cbeta of the phenylpropan
279 ng ester, bromo, chloromethyl, and protected amino groups was developed for the preparation of 5-trif
281 h different amino acids containing secondary amino groups was tested under simulated in-vitro conditi
282 d arginines, bearing spacers with a terminal amino group, were incorporated into the peptides by stan
283 depends to some extent on the nature of the amino group, whereas the reactivity has been shown to be
284 tively introduced by phenolic groups than by amino groups which have been much more commonly used so
285 and 50, rather than modifying the N-terminal amino group, which is instead alphaN-acetylated in cells
287 reduce the negative inductive effect of the amino group while simultaneously activating the carboxyl
288 ith aryl groups in the alpha-position to the amino group, while (2-methylcyclopropyl)ethanone gives a
289 BS was limited, with slight changes in free amino groups, while GABA, total phenolic compounds and a
290 ter reagent (SPAER), and those peptides with amino groups will be selectively and covalently captured
293 ltryptophan occurs at Calpha rather than the amino group with NosL Y90A and replacing the substrate a
294 by selectively labeling the N-terminal alpha-amino groups with a fluorescent reagent followed by enzy
295 actions of these products or the reaction of amino groups with other reactive substances (e.g. alpha-
296 y the Coulomb interactions of their terminal amino groups with the water-exposed negatively charged c
297 o, one, two (cis and trans), three, and four amino groups, with the remaining para substituents carbo
299 le reaction between aldoses (or ketoses) and amino groups yielding relatively stable Amadori (or Heyn
300 um ion stabilized by the electron-donating 4-amino group yields the final cross-linked product with h