Granted Patent
B2
US 12,351,615 · App. 17/312,445 · Granted Jul 8, 2025
Cell body targeted sensors
Inventors:
Or A. Shemesh (Cambridge, MA); Changyang Linghu (Cambridge, MA); Kiryl D. Piatkevich (Cambridge, MA); Edward S. Boyden (Cambridge, MA); Won Min Park (Cambridge, MA)
Assignee:
Massachuetts Institute of Technology
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Abstract
The invention, in some aspects, relates to polypeptide molecules and their encoding nucleic acid molecules and use of such molecules to direct and localize sensor molecules in the soma of cells in which they are expressed. Compositions of the invention may be delivered to cells and subjects and used in methods to determine activity in cells in which they are expressed.
Claims (8)
1. A composition comprising a soma-targeting polypeptide fusion protein, wherein the soma-targeting polypeptide fusion protein comprises an EE-RR polypeptide or functional variant thereof; and an Anktail motif polypeptide or functional variant thereof, wherein the EE-RR polypeptide comprises the amino acid sequence of SEQ ID NO: 2; the functional variant of the EE-RR polypeptide has at least 90% sequence identity to SEQ ID NO: 2; the Anktail motif polypeptide comprises the amino acid sequence of SEQ ID NO: 1; and the functional variant of the Anktail motif polypeptide has at least 90% sequence identity to SEQ ID NO: 1.
2. The composition of claim 1 , wherein the soma-targeting polypeptide fusion protein further comprises a cargo polypeptide.
3. The composition of claim 2 , wherein the cargo polypeptide comprises a cell-activity sensor polypeptide.
4. The composition of claim 1 , wherein the soma-targeting polypeptide fusion protein comprises an EE-RR polypeptide having the amino acid sequence set forth as SEQ ID NO: 2.
5. The composition of claim 1 , wherein the soma-targeting polypeptide fusion protein comprises an Anktail motif polypeptide having the amino acid sequence set forth as SEQ ID NO: 1.
6. The composition of claim 1 , wherein the composition is a pharmaceutical composition and comprises a pharmaceutically acceptable carrier.
7. A nucleic acid molecule comprising a sequence encoding a soma-targeting polypeptide fusion protein, wherein the soma-targeting polypeptide fusion protein comprises an EE-RR polypeptide or functional variant thereof; and an Anktail motif polypeptide or functional variant thereof, wherein the EE-RR polypeptide comprises the amino acid sequence of SEQ ID NO: 2; the functional variant of the EE-RR polypeptide has at least 90% sequence identity to SEQ ID NO: 2; the Anktail motif polypeptide comprises the amino acid sequence of SEQ ID NO: 1; and the functional variant of the Anktail motif polypeptide has at least 90% sequence identity to SEQ ID NO: 1.
8. The nucleic acid molecule of claim 7 , further comprising, a nucleic acid sequence encoding a cargo polypeptide, optionally wherein the cargo polypeptide comprises a cell-activity sensor an indicator polypeptide.
Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Aug 4, 2021
From: SHEMESH, OR A.; LINGHU, CHANGYANG; BOYDEN, EDWARD; PIATKEVICH, KIRYL D.; PARK, WON MIN
To: MASSACHUSETTS INSTITUTE OF TECHNOLOGY
Reel/Frame 057077/0634 →
Continuity (2)
Provisional Application
62778004
· Dec 11, 2018
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