Modulating Robo: ligand interactions
AssigneeThe Regents of the University of California
InventorsCorey S. Goodman, Thomas Kidd, Katja Brose, Marc Tessier-Lavigne
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AssigneeThe Regents of the University of California
InventorsCorey S. Goodman, Thomas Kidd, Katja Brose, Marc Tessier-Lavigne
Estimating the term…
Disclosed are methods and compositions for identifing agents which modulate the interaction of Robo and a Robo ligand and for modulating the interaction of Robo and a Robo ligand. The methods for identifying Robo:ligand modulators find particular application in commercial drug screens. These methods generally comprise (1) combining a Robo polypeptide, a Slit polypeptide and a candidate agent under conditions whereby, but for the presence of the agent, the Robo and Slit polypeptides engage in a first interaction, and (2) determining a second interaction of the Robo and Slit polypeptides in the presence of the agent, wherein a difference between the first and second interactions indicates that the agent modulates the interaction of the Robo and Slit polypeptides. The subject methods of modulating the interaction of Robo and a Robo ligand involve combining a Robo polypeptide, a Slit polypeptide and a modulator under conditions whereby, but for the presence of the modulator, the Robo and Slit polypeptides engage in a first interaction, whereby the Robo and Slit polypeptides engage in a second interaction different from the first interaction. In a particular embodiment, the modulator is dominant negative form of the Robo or Slit polypeptide.
An isolated polypeptide comprising at least one sequence selected from the group consisting of SEQ ID NOS:2-6, 8 and 10-14, or a subsequence thereof having at least 16 consecutive amino acids residues thereof and comprising one or more unboxed amino acid residues of the corresponding sequence in at least one table selected from the group consisting of Table 1 and Table 2.
An isolated polypeptide comprising at least one sequence selected from the group consisting of SEQ ID NOS:2-6 and 8-14.
An isolated polypeptide comprising at least one sequence selected from the group consisting of SEQ ID NOS:2-6 and 10-14, or a subsequence thereof having at least 16 consecutive amino acid residues thereof and comprising one or more unboxed amino acid residues of the corresponding sequence in at least one table selected from the group consisting of Table 1 and Table 2.
Dependencies are inferred from the claim text.