# US 11,579,149 B2 · Hippo pathway bioluminescent biosensor

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- Number: US 11,579,149 B2
- Document ID: US11579149B2
- Status: Granted
- Kind: B2
- Application number: 16/177,691
- Filed: 2018-11-01
- Published: 2019-08-22
- Granted: 2023-02-14
- Earliest claimed: 2017-11-01
- Assignees: Queen's University at Kingston
- Applicants: Queen's University at Kingston
- Inventors: Xiaolong Yang; Taha Azad; Kazem Nouri
- Web page: https://patentgrep.com/patent/US11579149B2

## CPC

- G01N 33/582: {with fluorescent label}
- C07K 14/4702: {Regulators; Modulating activity}
- C12Q 1/66: involving luciferase
- C07K 14/43563: {from insects}
- C07K 2319/61: containing an enzyme fusion for detection (lacZ, luciferase)
- C07K 2319/71: containing domain for transcriptional activaation, e.g. VP16
- C12N 9/0069: {acting on single donors with incorporation of molecular oxygen, i.e. oxygenases (1.13)}
- C12Y 113/12013: Oplophorus-luciferin 2-monooxygenase (1.13.12.13)
- G01N: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES (measuring or testing apparatus or processes other than immunoassay, involving enzymes or microorganisms C12M, C12Q)
- C07K: PEPTIDES (peptides in foodstuffs A23; obtaining protein compositions for foodstuffs, working-up proteins for foodstuffs A23J; preparations for medicinal purposes A61K; peptides containing beta-lactam rings C07D; cyclic dipeptides not having in their molecule any other peptide link than those which form their ring, e.g. piperazine-2,5-diones, C07D; ergot alkaloids of the cyclic peptide type C07D519/02; macromolecular compounds having statistically distributed amino acid units in their molecules, i.e. when the preparation does not provide for a specific; but for a random sequence of the amino acid units, homopolyamides and block copolyamides derived from amino acids C08G69/00; macromolecular products derived from proteins C08H1/00; preparation of glue or gelatine C09H; single cell proteins, enzymes C12N; genetic engineering processes for obtaining peptides C12N15/00; compositions for measuring or testing processes involving enzymes C12Q; investigation or analysis of biological material G01N33/00)
- C12Q: MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS (immunoassay G01N33/53); COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12N: MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA (microbiological testing media C12Q1/00)
- C12Y: ENZYMES

## Abstract

Bioluminescent biosensors useful for monitoring and/or quantifying, in vitro or in vivo, activity of the Hippo signaling pathway. The biosensors monitor LATS kinase activity or YAP-TEAD interaction. The biosensors may be used in methods for monitoring and/or quantifying in real-time, in vitro or in vivo, activity of the Hippo signaling pathway, wherein the activity may be LATS kinase activity and/or YAP-TEAD interaction. The biosensors may be provided in kits for monitoring and/or quantifying in real-time, in vitro or in vivo, activity of the Hippo signaling pathway, wherein the activity may be LATS kinase activity and/or YAP-TEAD interaction.

## Claims

### Claim 1

A DNA construct comprising a nucleic acid sequence encoding a fusion protein comprising a fragment of firefly luciferase fused to at least one fragment of YAP.

### Claim 2 (depends on 1)

The DNA construct of claim 1, wherein the fragment of firefly luciferase comprises amino acids 1-416 of SEQ ID NO:6 and is N-terminal to the at least one fragment of YAP comprising amino acids 120-134 of SEQ ID NO:2.

### Claim 3 (depends on 1)

The DNA construct of claim 1, wherein the fragment of firefly luciferase comprises amino acids 1-544 of SEQ ID NO:6 and is N-terminal to the at least one fragment of YAP comprising amino acids 120-134 of SEQ ID NO:2.

### Claim 4

A DNA construct comprising a nucleic acid sequence encoding a fusion protein comprising a fragment of firefly luciferase fused to at least one fragment of 14-3-3 protein, wherein the at least one fragment of 14-3-3 protein is capable of binding to YAP.

### Claim 5 (depends on 4)

The DNA construct of claim 4, wherein the at least one fragment of 14-3-3 protein comprises SEQ ID NO:4 and is N-terminal to the fragment of firefly luciferase comprising amino acids 394-550 of SEQ ID NO:6.

### Claim 6

A DNA construct comprising a nucleic acid sequence encoding a fusion protein comprising a fragment of NanoBiT luciferase fused to at least one fragment of YAP.

### Claim 7 (depends on 6)

The DNA construct of claim 6, wherein the fragment of NanoBit luciferase is LgBiT comprising amino acid sequence SEQ ID NO:52 and is N-terminal to the at least one fragment of YAP comprising amino acids 120-134 of SEQ ID NO:2.

### Claim 8

A DNA construct comprising a nucleic acid sequence encoding a fusion protein comprising a fragment of NanoBiT luciferase fused to at least one fragment of 14-3-3 protein, wherein the at least one fragment of 14-3-3 protein is capable of binding to YAP.

### Claim 9 (depends on 8)

The DNA construct of claim 8, wherein the at least one fragment of 14-3-3 protein comprises SEQ ID NO:4 and is N-terminal to the fragment of NanoBit luciferase that is SmBiT comprising amino acid sequence SEQ ID NO:54.

### Claim 10

A DNA construct comprising a nucleic acid sequence encoding a fusion protein comprising a fragment of NanoBit luciferase that is LgBiT comprising amino acid sequence SEQ ID NO:52 and a fragment of YAP comprising amino acids 50-171 of SEQ ID NO:2.

### Claim 11

A DNA construct comprising a nucleic acid sequence encoding a fusion protein comprising a fragment of NanoBit luciferase that is SmBiT comprising amino acid sequence SEQ ID NO:54 and a fragment of YAP comprising amino acids 50-171 of SEQ ID NO:2.

### Claim 12

A DNA construct comprising a nucleic acid sequence encoding a fusion protein comprising a fragment of NanoBiT luciferase fused to at least one fragment of TEAD protein, wherein the at least one fragment of TEAD protein is capable of binding to YAP.

### Claim 13 (depends on 12)

The DNA construct of claim 12, wherein the fragment of NanoBit luciferase is LgBiT comprising amino acid sequence SEQ ID NO:52 and the at least one fragment of TEAD protein comprises amino acids 194-411 of SEQ ID NO:50.

### Claim 14 (depends on 12)

The DNA construct of claim 12, wherein the fragment of NanoBit luciferase is SmBiT comprising amino acid sequence SEQ ID NO:54 and the at least one fragment of TEAD protein comprises amino acids 194-411 of SEQ ID NO:50.
