202477-94-9Relevant articles and documents
Peptide nucleic acids having enhanced binding affinity, sequence specificity and solubility
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, (2008/06/13)
A novel class of compounds known as peptide nucleic acids, bind complementary DNA and RNA strands, and generally do so more strongly than the corresponding DNA or RNA strands while exhibiting increased sequence specificity and solubility. The peptide nucleic acids comprise ligands selected from a group consisting of naturally-occurring nucleobases and non-naturally-occurring nucleobases, including 2,6-diaminopurine, attached to a polyamide backbone, and contain alkyl amine side chains.
Synthetic procedures for peptide nucleic acids
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, (2008/06/13)
A novel class of compounds, known as peptide nucleic acids, bind complementary ssDNA and RNA strands more strongly than a corresponding DNA. The peptide nucleic acids generally comprise ligands such as naturally occurring DNA bases attached to a peptide backbone through a suitable linker.
Peptide nucleic acids having 2,6-diaminopurine nucleobases
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, (2008/06/13)
A novel class of compounds, known as peptide nucleic acids, bind complementary DNA and RNA strands more strongly than a corresponding DNA strand, and exhibit increased sequence specificity and binding affinity. The peptide nucleic acids of the invention comprise ligands selected from a group consisting of naturally-occurring nucleobases and non-naturally-occurring nucleobases attached to a polyamide backbone. Some PNAs of the invention also contain C1-C8alkylamine side chains.
Double-stranded peptide nucleic acids
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, (2008/06/13)
A novel class of compounds, known as peptide nucleic acids, form double-stranded structures with one another and with ssDNA. The peptide nucleic acids generally comprise ligands such as naturally occurring DNA bases attached to a peptide backbone through a suitable linker.
Vitronectin receptor antagonists
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, (2008/06/13)
PCT No. PCT/US98/00490 Sec. 371 Date Jun. 29, 1999 Sec. 102(e) Date Jun. 29, 1999 PCT Filed Jan. 8, 1998 PCT Pub. No. WO98/30542 PCT Pub. Date Jul. 16, 1998This invention relates to certain tricyclic compounds that are integrin receptor antagonists.
Integrin receptor antagonists
-
, (2008/06/13)
Compounds of formula (I) STR1 wherein A1 is C or N; E is a five- or six-membered heteroaromatic or six-membered aromatic ring optionally substituted by R3 or R4 ; X1 --X2 is CHR1 --CH, CR1 =CH, NR1 --CH, S(O)u --CH or O--CH; X3 is CR5 R5 ', NR5, S(O)u or O; R2 is --OR', --NR'R", --NR'SO2 R'", --NR'OR', --OCR'2 C(O)OR', --OCR'2 OC(O)--R', --OCR'2 C(O)NR'2, CF3 or --COCR'2 R2 '; R3, R4 and R7 are independently H, halo, --OR12, --SR12, --CN, --NR'R12, --NO2, --CF3, CF3 S(O)r --, --CO2 R', --CONR'2, R14 --C0-6 alky-, R14 --C1-6 oxoalkyl-, R14 --C2-6 alkenyl-, R14 --C2-6 alkynyl-, R14 --C0-6 alkyloxy-, R14 --C0-6 alkylamino- or R14 --C0-6 alkyl--S(O)r --; R6 is W--(CR'2)q --Z--(CR'R10)--U--(CR'2)s --V-- or W'--(CR'2)q --U--(CR'2)s -- U and V are absent or CO, CR'2, C(=CR152), S(O)n, O, NR15, CR15 'OR15, CR'(OR")CR'2, CR'2 CR'(OR") C(O)CR'2, CR152 C(O), CONR15, NR15 CO, OC(O), C(O)O, C(S)O, OC(S), C(S)NR15, NR15 C(S), SO2 NR15, NR15 SO2, N=N, NR15 NR15, NR15 CR152, NR15 CR152, CR152 O, OCR152, C$(m)ZC, CR15 =CR15, Het, or Ar, provided that U and V are not simultaneously absent, and W and W' are a nitrogen-containing substituent, and integrin receptor antagonists.
Peptide nucleic acids having amino acid side chains
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, (2008/06/13)
A novel class of compounds, known as peptide nucleic acids, bind complementary DNA and RNA strands more strongly than the corresponding DNA or RNA strands, and exhibit increased sequence specificity and solubility. The peptide nucleic acids comprise ligands selected from a group consisting of naturally-occurring nucleobases and non-naturally-occurring nucleobases attached to a polyamide backbone, and contain alkylamine side chains.
Topologically segregated, encoded solid phase libraries
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, (2008/06/13)
The invention relates to libraries of synthetic test compound attached to separate phase synthesis supports that also contain coding molecules that encode the structure of the synthetic test compound. The molecules may be polymers or multiple nonpolymeric molecules. The synthetic test compound can have backbone structures with linkages such as amide, urea, carbamate (i.e., urethane), ester, amino, sulfide, disulfide, or carbon-carbon, such as alkane and alkene, or any combination thereof. Examples of subunits suited for the different linkage chemistries are provided. The synthetic test compound can also be molecular scaffolds, such as derivatives of monocyclic of bicyclic carbohydrates, steroids, sugars, heterocyclic structures, polyaromatic structures, or other structures capable of acting as a scaffolding. Examples of suitable molecular scaffolds are provided. The invention also relates to methods of synthesizing such libraries and the use of such libraries to identify and characterize molecules of interest from among the library of synthetic test compound.
Peptide nucleic acids
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, (2008/06/13)
A novel class of compounds, known as peptide nucleic acids, bind complementary ssDNA and RNA strands more strongly than a corresponding DNA. The peptide nucleic acids generally comprise ligands such as naturally occurring DNA bases attached to a peptide backbone through a suitable linker.
Specific Covalent Fixation of Chelating Agents on Peptides
Sergheraert, Christian,Maes, Pierrette,Tartar, Andre
, p. 1061 - 1064 (2007/10/02)
The synthesis of two selectively protected bifunctional analogues of ethylenediaminetetra-acetic acid (EDTA) is described.In these analogues the four carboxy groups involved in chelation are protected as benzyl or t-butyl esters, while the fifth one, whic