Abstract: The present disclosure provides conjugates and systems for modulating the activity of a ligand-binding polypeptide such as a D1 dopamine receptor. The present disclosure provides methods of modulating the activity of a D1 dopamine receptor. The present disclosure provides methods of treating Parkinson’s disease in an individual.

Abstract: The present disclosure provides a conjugate comprising an affinity agent, a branched linker, and two or more photoisomerizable regulators. The present disclosure provides compositions comprising the conjugate, as well as devices comprising the compositions. The present disclosure provides methods for enhancing visual function, the methods comprising administering the conjugate to an individual in need thereof.

Abstract: The present disclosure provides a method of restoring or enhancing visual function in an individual, the method comprising administering to the individual a nucleic acid comprising a nucleotide sequence encoding one or more of a medium wavelength cone opsin (MW-opsin), a long wavelength cone opsin (LW-opsin), and a short wavelength cone opsin (SW-opsin). One or more of the MW-opsin, LW-opsin, and SW-opsin is expressed in a retinal cell in the individual, thereby restoring or enhancing visual function.

Abstract: The present disclosure provides a conjugate comprising: a) an affinity agent that specifically binds a target ligand-binding polypeptide; and b) a photoisomerizable regulator comprising: i) a photoisomerizable moiety; and ii) a ligand that binds to the target ligand-binding polypeptide. The present disclosure provides cells comprising a conjugate of the present disclosure. The present disclosure provides methods of using a conjugate of the present disclosure to modulate activity of a target polypeptide, and to modulate activity of a target cell or cell population.

Abstract: The present disclosure provides a method of restoring or enhancing visual function in an individual, the method comprising administering to the individual a nucleic acid comprising a nucleotide sequence encoding one or more of a medium wavelength cone opsin (MW-opsin), a long wavelength cone opsin (LW-opsin), and a short wavelength cone opsin (SW-opsin). One or more of the MW-opsin, LW-opsin, and SW-opsin is expressed in a retinal cell in the individual, thereby restoring or enhancing visual function.

Abstract: The present disclosure provides a method of restoring or enhancing visual function in an individual, the method comprising administering to the individual a nucleic acid comprising a nucleotide sequence encoding one or more of a medium wavelength cone opsin (MW-opsin), a long wavelength cone opsin (LW-opsin), and a short wavelength cone opsin (SW-opsin). One or more of the MW-opsin, LW-opsin, and SW-opsin is expressed in a retinal cell in the individual, thereby restoring or enhancing visual function.

Abstract: The present invention provides methods for culturing neuronal cells for transplantation into a subject. The methods include culturing neuronal cells with microparticles to provide a microparticle and neuronal cell culture composition, wherein the microparticles are coated with a compound that provides for attachment of neuronal cells. The present invention also provides methods of screening the cultured neuronal cells as well as kits and systems for use in the same.

Abstract: The present disclosure provides a photoreactive synthetic regulator of protein function. The present disclosure further provides a light-regulated polypeptide that includes a subject synthetic regulator. Also provided are cells and membranes comprising a subject light-regulated polypeptide. The present disclosure further provides methods of modulating protein function, involving use of light.

Abstract: The present invention provides a synthetic regulator of protein function, which regulator is a light-sensitive regulator. The present invention further provides a light-regulated polypeptide that includes a subject synthetic regulator. Also provided are cells and membranes comprising a subject light-regulated polypeptide. The present invention further provides methods of modulating protein function, involving use of light. The present invention further provides methods of identifying agents that modulate protein function.

Abstract: The present disclosure provides a photoreactive synthetic regulator of protein function. The present disclosure further provides a light-regulated polypeptide that includes a subject synthetic regulator. Also provided are cells and membranes comprising a subject light-regulated polypeptide. The present disclosure further provides methods of modulating protein function, involving use of light.

Abstract: The present invention provides methods for culturing neuronal cells for transplantation into a subject. The methods include culturing neuronal cells with microparticles to provide a microparticle and neuronal cell culture composition, wherein the microparticles are coated with a compound that provides for attachment of neuronal cells. The present invention also provides methods of screening the cultured neuronal cells as well as kits and systems for use in the same.

Abstract: The present disclosure provides a photoreactive synthetic regulator of protein function. The present disclosure further provides a light-regulated polypeptide that includes a subject synthetic regulator. Also provided are cells and membranes comprising a subject light-regulated polypeptide. The present disclosure further provides methods of modulating protein function, involving use of light.

Abstract: The present invention provides a synthetic regulator of protein function, which regulator is a light-sensitive regulator. The present invention further provides a light-regulated polypeptide that includes a subject synthetic regulator. Also provided are cells and membranes comprising a subject light-regulated polypeptide. The present invention further provides methods of modulating protein function, involving use of light. The present invention further provides methods of identifying agents that modulate protein function.

Abstract: The present invention provides a synthetic regulator of protein function, which regulator is a light-sensitive regulator. The present invention further provides a light-regulated polypeptide that includes a subject synthetic regulator. Also provided are cells and membranes comprising a subject light-regulated polypeptide. The present invention further provides methods of modulating protein function, involving use of light. The present invention further provides methods of identifying agents that modulate protein function.

Abstract: The present invention provides methods for culturing neuronal cells for transplantation into a subject. The methods include culturing neuronal cells with microparticles to provide a microparticle and neuronal cell culture composition, wherein the microparticles are coated with a compound that provides for attachment of neuronal cells. The present invention also provides methods of screening the cultured neuronal cells as well as kits and systems for the method of screening.

Abstract: The present disclosure provides a photoreactive synthetic regulator of protein function. The present disclosure further provides a light-regulated polypeptide that includes a subject synthetic regulator. Also provided are cells and membranes comprising a subject light-regulated polypeptide. The present disclosure further provides methods of modulating protein function, involving use of light.

Abstract: The present disclosure provides a photoreactive synthetic regulator of protein function. The present disclosure further provides a light-regulated polypeptide that includes a subject synthetic regulator. Also provided are cells and membranes comprising a subject light-regulated polypeptide. The present disclosure further provides methods of modulating protein function, involving use of light.

Abstract: The present invention provides a synthetic regulator of protein function, which regulator is a light-sensitive regulator. The present invention further provides a light-regulated polypeptide that includes a subject synthetic regulator. Also provided are cells and membranes comprising a subject light-regulated polypeptide. The present invention further provides methods of modulating protein function, involving use of light. The present invention further provides methods of identifying agents that modulate protein function.

Abstract: The present invention provides a synthetic regulator of protein function, which regulator is a light-sensitive regulator. The present invention further provides a light-regulated polypeptide that includes a subject synthetic regulator. Also provided are cells and membranes comprising a subject light-regulated polypeptide. The present invention further provides methods of modulating protein function, involving use of light. The present invention further provides methods of identifying agents that modulate protein function.

Abstract: The present invention provides a synthetic regulator of glutamate receptor function, which regulator is a light-sensitive (photoreactive) regulator. The present invention further provides a light-regulated glutamate receptor that includes a subject synthetic regulator non-covalently associated with the glutamate receptor. Also provided are cells and membranes comprising a subject light-regulated glutamate receptor. The present invention further provides methods of modulating glutamate receptor function, involving use of light. The present invention further provides methods of identifying agents that modulate glutamate receptor function.