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1 d (CDR1 and CDR2) or somatically rearranged (CDR3).
2 he third complementarity determining region (CDR3).
3 ssed mutated IgVH with multiple arginines in CDR3.
4 ortest and most conformationally constrained CDR3.
5 h-affinity TCRs engineered by mutagenesis of CDR3.
6 well as on a distinct amino acid in the IGHV-CDR3.
7 peptide representing Herceptin's heavy chain CDR3.
8 study because of the large diversity of the CDR3.
9 d TCR bearing a conserved residue leucine in CDR3.
10 yet results in an altered conformation of a CDR3.
11 ressing a conserved motif within the TCRbeta CDR3.
12 rogen bonds with CDRs of the Ab other than H CDR3.
13 d in a decrease of 2 to 3 amino acids in the CDR3.
14 negatively charged mutations at the edges of CDR3.
15 strategies, and carries four mutations in VL-CDR3.
16 b" architecture in its ultralong heavy chain CDR3, allowing substitutions of the "knob" domain with p
20 rtoire showed that a majority of NDN-encoded CDR3 amino acid motifs start at CDR3 position four, well
21 Jbeta analyses, we demonstrate selection of CDR3 amino acid motifs, which strongly suggests Ag-drive
24 nalysis to nonidentical, but highly similar, CDR3 amino acid sequences revealed a number of other TT-
28 thermore, minimal changes in surface-exposed CDR3 amino acids, even the addition of a single hydroxyl
29 robable formation of disulfide bonds between CDR3 and CDR1, FW2, or CDR2 was also observed, as descri
30 ted in seven amino acid changes (three in VL-CDR3 and four in VH-CDR3) and gave an approximate 30-fol
35 cid changes (three in VL-CDR3 and four in VH-CDR3) and gave an approximate 30-fold increase in potenc
36 TCR containing the germline WG motif in the CDR3, and a remarkable sharing of one dominant clonotype
37 tructure; additionally, nurse shark TCRdelta CDR3 are more similar to IgH CDR3 in length and heteroge
38 s are further modulated by the hypervariable CDR3 beta loop, thereby defining a functional interplay
39 and TCR that allows eschewing of traditional CDR3 binding with the associated peptide in favor of MHC
40 unusual paratope consisting predominantly of CDR3 but with significant contributions from framework r
41 e computed backbone entropy loss of only the CDR3, but not all CDRs, correlated significantly with th
42 find that single amino acid mutations in the CDR3 can alter TCR fine specificity, affecting recogniti
43 observed that the third position of Vbeta11 CDR3 can encode an Arg or Ser residue as a result of som
44 interactions were influenced most by the VHH CDR3 (CDR, complementarity-determining region) elements,
45 both BCR and TCR rearrangements, visualizes CDR3 characteristics (length and amino acid usage) and j
48 beta (variable region beta) gene usage and a CDR3 (complementarity-determining region 3) sequence to
49 ide variant, p5E, shows major changes in the CDR3 contacts compared with wild-type, yet the TCR V-reg
51 that single amino acid modifications in TCR CDR3 could enhance TCR sensitivity through focal interac
53 of germ-line-encoded TCR-MHC interactions by CDR3 demonstrates that these interactions possess suffic
54 Y) derivative compound of designation red 3 (CDr3), developed through a high throughput/content scree
55 of libraries of synthetic V(H) domains with CDR3 diversities unconstrained by structural demands.
56 al and computational approach to measure TCR CDR3 diversity based on single-molecule DNA sequencing,
57 on, we determined Treg T-cell receptor (TCR) CDR3 diversity before and after HSCT in patients with ju
58 ct alphabeta pairs, direct assessment of TCR CDR3 diversity has not proved amenable to standard capil
60 islets revealed focused Jbeta usage and less CDR3 diversity than did transcripts from peripheral Vbet
61 aturation of existing hotspot regions (e.g., CDR3) does not majorly influence intrinsic SHM in unmuta
63 that the reported molecular requirements of CDR3 domains to interact with target cells shape the phy
67 HLA-DQ8-glia-alpha1 contacts mediated by the CDR3-encoded arginine were almost identical between TRBV
70 ture of these alpha TCRs was the presence of CDR3 fitting to an AGA(G(n))GG-like amino acid motif.
73 s expected, the third hypervariable segment (CDR3), formed by the rearrangement of the Vgamma and Jga
74 zing the complementary determining region 3 (CDR3) gene sequence, we found no significant differences
77 1, 2, 6, 8.1, 8.2, and 8.3, and that the TRB CDR3 had conserved sequence motifs which were shared acr
78 ithin the 258 IgH, we identified heavy chain CDR3 (HCDR3) motifs encoded by certain unmutated IGHD an
80 shark TCRdelta CDR3 are more similar to IgH CDR3 in length and heterogeneity than to other TCR chain
82 rticular complementary-determining region 3 (CDR3) in response to encounters with microbes, especiall
83 TCRB complementarity-determining region 3s (CDR3), in all cell subsets, introduced by increased dele
84 -chain complementarity determining region 3 (CDR3) inserts into the receptor binding pocket on HA1, m
90 amino acid changes in VH and VL and striking CDR3 length and J segment selection among TG2-specific I
92 Tetramer-specific B cells exhibited skewed CDR3 length distribution and increased mutation frequenc
94 clonotype expressing Vbeta14-Jbeta1.2 with a CDR3 length of 7 aa exists in the naive peripheral reper
95 e subset of the TCR repertoire and, based on CDR3 length polymorphisms, have a limited clonality.
97 fect, we compared TCR V segment utilization, CDR3 length, and sequence diversity of the response to n
98 es with features, in terms of gene usage and CDR3 length, associated with broadly neutralizing antibo
100 The complementarity determining region 3 (CDR3) length adjusted for different inherent V-segment a
102 t subsets or tissues for VH gene mutation, H-CDR3-length, and VH/JH usage, comparing these different
103 s (six of seven groups of V(H) germlines) or CDR3 lengths (ranging from 7 to 24 residues) and could b
104 s in CD127(+) and CD127(-) cells had smaller CDR3 lengths and fewer N-nucleotide insertions than pedi
105 bed nonpolyclonal distributions of TCR Vbeta CDR3 lengths, indicative of Ag-driven T cell responses.
111 s, and depends upon specific residues on the CDR3-like loop within the membrane-distal variable domai
112 ino-acid alpha-helix that sits within the VH CDR3 loop at the center of the antigen binding site.
113 tions located within or directly adjacent to CDR3 loop at the dimer interface, which remarkably inclu
118 eference for a zwitterionic motif within the CDR3 loop sequences, aligning well with the known requir
120 of the complementarity-determining region 3 (CDR3) loop from top clones indicate a lack of specific v
121 ce the complementarity-determining region 3 (CDR3) loop of an antibody light chain and appear to "pro
123 in reveals that stochastic diversity in both CDR3 loops alone almost exclusively accounts for their d
124 contacts the peptide using the hypervariable CDR3 loops as the transition state decays to the bound s
125 e demonstrate that the somatically generated CDR3 loops can markedly alter evolutionarily selected co
127 of naive antibodies with NNK-randomized V(H) CDR3 loops converges upon mutants containing BF when pla
128 o examine the diversity of Vbeta8.2-Jbeta2.3 CDR3 loops from naive T cell repertoires of multiple mic
130 he N-terminal domain of TG2 via the CDR2 and CDR3 loops of the heavy chain and the CDR2 loop of the l
132 a result of mutations in either CDR2 and/or CDR3 loops, that bound to the MHC or peptide, respective
136 as the complementarity determining region-3 (CDR3) loops exclusively mediated contacts with the MHC-I
137 of the complementarity-determining region 3 (CDR3) loops that acted as an 'aromatic-cap' over the com
138 tue of complementarity determining region 3 (CDR3), may also engage with RTB and potentially interfer
139 trates the utility of this novel coiled-coil CDR3 motif as a means for generating stable, potent anti
143 ty from different donors, and that conserved CDR3 motifs help to define the TCR clusters that are oft
144 Our data indicate that a limited set of TCR CDR3 motifs may be important for the pathogenesis of ant
145 Regarding intraindividual variation, the CDR3 motifs of the dominant clones were identical to tho
146 This interchangeability of TCR V regions and CDR3 motifs permits multiple structural solutions to bin
147 ecule, using a restricted number of TRBV and CDR3 motifs that are homologous to T cells isolated from
148 to control subjects, and TRAV12-1 and TRBV2 CDR3 motifs were shared among multiple DR3(+) LS patient
149 e of TRAV24 and TRBV2 variable genes, shared CDR3 motifs, and a high frequency of public clonotypes.
152 er, Abeta VH domains with negatively charged CDR3 mutations show significant preference for recognizi
154 observed that T cells with identical TCRbeta CDR3 nucleotide sequences were capable of recognizing do
155 al diversity, where poly-Gly/Ala runs in the CDR3 of alpha- and beta-chains might provide high levels
156 lantation and determined the sequence of the CDR3 of immunodominant alloreactive clones; 10 correspon
157 e present a mutational analysis of the Vbeta CDR3 of such a cross-reactive T-cell receptor (TCR), YAe
160 nces between the antibodies, particularly in CDR3 of the heavy chain variable region, are proposed to
163 e at the 101st position (Kabat numbering) in CDR3 of the variable heavy chain (V(H)), having aspartic
164 ve and display very limited diversity in the CDR3 of the Vgamma9 chain gene, where a germline-encoded
165 on the complementarity-determining region 3 (CDR3) of FLCs are critically important determinants of t
166 to the complementarity-determining-region 3 (CDR3) of mature T-cell receptor beta (TCRB) can be used
167 hain complementarity-determining region 3 (H-CDR3) of most pathogenic, but not nonpathogenic, mAbs sh
168 he third complementarity-determining region (CDR3) of the ANA originate from V(D)J recombination or s
169 he third complementarity-determining region (CDR3) of the T-cell receptor (TCR) alpha and beta chains
171 42 peptide segment (Abeta residues 17-42) in CDR3 on the solubility and conformational specificity of
172 a divergent pattern of Jalpha usage, minimal CDR3 overlap (3.4%), and less diversity than did CDR3 se
174 rtain V(D)J rearrangements encoding specific CDR3 peptides in all adults and progressive introduction
179 f side chains associated with turn motifs at CDR3 positions three and four fits with the structural n
180 ody light chain and appear to "probe" the HC CDR3, potentially influencing the selection of the antib
181 ly, Vkappa4-57-1 polymorphisms that confer a CDR3 Pro-Pro motif enhance self-reactivity in VH125Tg/NO
182 by aromatic residues in the 1G2 heavy chain CDR3 protruding into a hydrophobic cleft in the gB antig
183 coded residue in the hypervariable region of CDR3 provide the basis for the substantial bias in the s
184 pecifically, we propose a method to identify CDR3 reads in a breast tumor exome and validate it using
185 8 TCGA breast cancer exomes, the fraction of CDR3 reads was associated with TILs fraction, tumor puri
186 sequence used during humanization, only the CDR3 region from a murine antibody that recognizes the c
187 by short stretches of amino acids within the CDR3 region may determine TcR specificity and define a n
188 e large sequence repertoires of the variable CDR3 region of human CD4+ T-cell receptor beta chains to
189 ne at position 118 of the alpha-chain in the CDR3 region of the TCR improved its functional avidity i
191 ls (Teff) displayed sequence profiles in the CDR3 region that were characteristic of biased repertoir
192 ity, HPRT mutation, and T-cell receptor beta CDR3 region unique gene sequence also showed a significa
195 memory population have significantly longer CDR3 regions and greater divergence from germline sequen
196 metry is strongly associated with monoclonal CDR3 regions by quantitative sequencing and positive TCR
197 TCRs expressed by RTEs are skewed to longer CDR3 regions compared with those of MN T cells, suggesti
198 presence of a larger cavity between the two CDR3 regions could accommodate iGb3 and, in the other, a
202 es largely from the juxtaposed hypervariable CDR3 regions on the TCRalpha and TCRbeta chains, and obt
205 lly, the sequences of several TCR beta-chain CDR3 regions were homologous to TCR beta-chains identifi
206 ertoire of older individuals also had longer CDR3 regions with increased usage of G/A runs, whose mol
207 show increased numbers of B cells with long CDR3 regions, a trend toward accumulation of more highly
209 sis of complementarity-determining region 3 (CDR3) regions containing the beta-chain variable region
210 CRbeta complementarity-determining region 3 (CDR3) regions in subjects with a series of immune dysreg
211 eatured shorter complementarity-determining (CDR3) regions relative to those from circulating B cells
212 Vbeta complementarity-determining region 3 (CDR3) regions, a previously inaccessible level of TCR re
213 patients at 10-day intervals and, sequenced CDR3-regions of the TCRB chain by high-throughput sequen
215 comparison with humans and mice, the chicken CDR3 repertoire was skewed toward longer sequences, was
217 Importantly, a single, germline-encoded VL-CDR3 residue mediated the key difference between the sta
219 HC contact residues contributed by CDR3, the CDR3 residues buried deep within the V alpha/V beta inte
220 ent cooperative interaction between CDR1 and CDR3 residues that are separated by more than 9 A in the
221 Vbeta expression and deep sequencing of CDR3 revealed that in untreated HIV-1 infection, cycling
222 ic immunogenomic differences concentrated in CDR3's N1-D-N2 region, which allowed the prediction of p
225 H) domains is essentially independent of the CDR3 sequence and instead derives from mutations that in
226 s the generation probability of any specific CDR3 sequence by the primitive recombination process, al
228 ing, and used this approach to determine the CDR3 sequence in millions of rearranged TCRbeta genes fr
230 ross-reactivity are controlled by particular CDR3 sequence motifs, which would allow thymic selection
234 ng revealed a significant fraction of shared CDR3 sequences between ALPS DNT and both CD4(+) and CD8(
235 ollected millions of rearranged germline IgH CDR3 sequences by deep sequencing of DNA from mature hum
238 hat these IgMs have different but related VH/CDR3 sequences from those seen in the class-switched res
239 y-determining region 3 (CDR3), with specific CDR3 sequences highly enriched in acute samples compared
242 nalloreactive TCR differ specifically in the CDR3 sequences responsible primarily for the peptide spe
243 ublic sequences are enriched for MHC-diverse CDR3 sequences that were previously associated with auto
244 ) beta-chain (Trb, also known as Tcrb) using CDR3 sequences to simultaneously track thousands of uniq
246 and IgL V(D)J exons, including their unique CDR3 sequences, from progenitor and mature mouse B linea
249 rent criteria for stereotyped heavy chain VH CDR3 sequences, two of them belonging to subsets previou
258 er the complementarity-determining region 3 (CDR3) sequences of tumor-infiltrating T cells in 9,142 R
259 J, and complementarity determining region 3 (CDR3) sequences on the alpha-chain, and displayed restri
262 ealed a repertoire-encoded VRC01 light-chain CDR3 signature and VRC01-like neutralizing heavy-chain p
263 ic hypermutation of Ig genes and heavy-chain CDR3 size distribution of IgM(+)IgD(+)CD27(+) B cells we
264 showed preferential usage of tumor-reactive CDR3-size lengths, and these cells expressed increased e
265 t Vbeta families that exhibited alloreactive CDR3-size skewing, there was a robust overlap between th
266 eloid leukemia line, MMC6, we used TCR Vbeta CDR3-size spectratype analysis to first show that the Vb
267 his regard, TCR Vbeta repertoire analysis by CDR3-size spectratyping can be a powerful tool for the c
270 antigen-specific Vbeta6(+) CD8(+) T cells by CDR3 spectratyping and sequencing indicated that distinc
271 H chain V region genes (V(H)), we performed CDR3 spectratyping of approximately 75-300 rearrangement
272 y of TCRs to accommodate large variations in CDR3 structure and peptide contacts within the constrain
273 but demonstrate that minimal changes in TCR CDR3 structure can promote self reactivity and thereby e
275 restricted subset of self-associated, public CDR3 TCR sequences, and invite reexamination of the basi
276 We discovered a substantial number of public CDR3-TCRbeta segments that were identical in mice and hu
277 TCR sequencing data, we found that abundant CDR3-TCRbeta sequences were clustered within networks ge
278 s of the complementary determining region 3 (CDR3) (TdT(-/-)) and mice with altered Ab repertoires du
279 to the pMHC contact residues contributed by CDR3, the CDR3 residues buried deep within the V alpha/V
283 study, we investigated TCR Vbeta repertoires/CDR3 usage, clonal expansion or dominance, and pulmonary
286 t included high-throughput sequencing of the CDR3 variable region of the T cell receptor beta-chain a
287 -specific Treg clonotypes share a common TCR CDR3 Vbeta usage with Foxp3+CD4+CD25high and CD4+CD25- T
290 ormation of each clonal sequence (defined by CDR3), we detected predictive public clone and private c
291 hydrophobic former light chain interface and CDR3, we find that the stability of many in vitro evolve
292 al Valpha and Vbeta genes, differing only in CDR3, we found stark differences in the mechanisms utili
293 tments are both the most enriched for N(-) H-CDR3, we propose a novel direct T1-->MZ pathway and iden
295 tibody library in which six residues in V(H) CDR3 were randomized, contains sulfotyrosine and binds g
297 arged or asparagine residues at the edges of CDR3, whereas other polar mutations are less effective (
299 ll precursors and found only two examples of CDR3 with D-D rearrangements and one example of a potent
300 inant, complementarity-determining region 3 (CDR3), with specific CDR3 sequences highly enriched in a
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