Toolkit/opto-Dab1

opto-Dab1

Multi-Component Switch·Research·Since 2017

Also known as: single-component, photoactivatable Dab1

Taxonomy: Mechanism Branch / Architecture. Workflows sit above the mechanism and technique branches rather than replacing them.

Summary

opto-Dab1 is a single-component, photoactivatable version of Disabled-1 (Dab1) created by exploiting the blue light-sensitive dimerization/oligomerization properties of Arabidopsis thaliana Cryptochrome 2 (Cry2). Upon blue light illumination, it enables rapid, local, and reversible activation of Dab1 downstream signaling.

Usefulness & Problems

Why this is useful

This tool provides optical control over the Reelin-Dab1 signaling pathway with spatial and temporal precision. Source literature indicates that it may be useful for studying biological functions of Reelin-Dab1 signaling in vitro and in vivo.

Source:

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Source:

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).

Problem solved

opto-Dab1 addresses the need to activate Dab1 signaling rapidly, locally, and reversibly using light rather than conventional pathway stimulation. It also enables experimental control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

Source:

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).

Problem links

Need conditional control of signaling activity

Derived

opto-Dab1 is a single-component, photoactivatable version of Dab1 built by exploiting the blue light-sensitive dimerization/oligomerization properties of Arabidopsis thaliana Cryptochrome 2 (Cry2). Upon blue light illumination, it enables rapid, local, and reversible activation of Dab1 downstream signaling.

Need precise spatiotemporal control with light input

Derived

opto-Dab1 is a single-component, photoactivatable version of Dab1 built by exploiting the blue light-sensitive dimerization/oligomerization properties of Arabidopsis thaliana Cryptochrome 2 (Cry2). Upon blue light illumination, it enables rapid, local, and reversible activation of Dab1 downstream signaling.

Taxonomy & Function

Primary hierarchy

Mechanism Branch

Architecture: A composed arrangement of multiple parts that instantiates one or more mechanisms.

Techniques

No technique tags yet.

Target processes

signaling

Input: Light

Implementation Constraints

cofactor dependency: cofactor requirement unknownencoding mode: genetically encodedimplementation constraint: context specific validationimplementation constraint: multi component delivery burdenimplementation constraint: spectral hardware requirementoperating role: regulatorswitch architecture: multi componentswitch architecture: recruitment

opto-Dab1 is described as a single-component construct based on Dab1 and A. thaliana Cry2, indicating a domain-fusion design that responds to blue light. The available evidence does not specify construct architecture, illumination parameters, expression system details, or cofactor requirements.

The supplied evidence does not report quantitative performance metrics, dynamic range, or comparisons to native Dab1 activation. Although the source suggests possible utility in vivo, the provided evidence does not describe in vivo validation or independent replication.

Validation

Cell-freeBacteriaMammalianMouseHumanTherapeuticIndep. Replication

Supporting Sources

Ranked Claims

Claim 1cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 2cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 3cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 4cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 5cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 6cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 7cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 8cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 9cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 10cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 11cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 12cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 13cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 14cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 15cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 16cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 17cell behavior controlsupports2017Source 1needs review

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.
Claim 18functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 19functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 20functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 21functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 22functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 23functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 24functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 25functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 26functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 27functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 28functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 29functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 30functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 31functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 32functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 33functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 34functional capabilitysupports2017Source 1needs review

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.
Claim 35intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 36intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 37intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 38intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 39intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 40intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 41intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 42intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 43intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 44intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 45intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 46intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 47intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 48intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 49intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 50intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 51intended usesupports2017Source 1needs review

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.
Claim 52sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 53sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 54sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 55sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 56sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 57sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 58sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 59sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 60sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 61sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 62sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 63sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 64sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 65sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 66sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 67sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 68sufficiency claimsupports2017Source 1needs review

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.
Claim 69tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 70tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 71tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 72tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 73tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 74tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 75tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 76tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 77tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 78tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 79tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 80tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 81tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 82tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 83tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 84tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).
Claim 85tool developmentsupports2017Source 1needs review

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).

Approval Evidence

1 source5 linked approval claimsfirst-pass slug opto-dab1
Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).

Source:

cell behavior controlsupports

Opto-Dab1 allows control of membrane protrusion, retraction, and ruffling by local illumination in COS7 cells and primary neurons.

The high spatiotemporal resolution of the opto-Dab1 probe also allows us to control membrane protrusion, retraction and ruffling by local illumination in both COS7 cells and in primary neurons.

Source:

functional capabilitysupports

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Opto-Dab1 can activate downstream signals rapidly, locally, and reversibly upon blue light illumination.

Source:

intended usesupports

Opto-Dab1 may be useful for studying biological functions of the Reelin-Dab1 signaling pathway in vitro and in vivo.

Opto-Dab1 may be useful to study the biological functions of the Reelin-Dab1 signaling pathway both in vitro and in vivo.

Source:

sufficiency claimsupports

Dab1 activation is sufficient to orient cell movement in the absence of other signals.

This shows that Dab1 activation is sufficient to orient cell movement in the absence of other signals.

Source:

tool developmentsupports

The authors developed opto-Dab1, a single-component photoactivatable Dab1 based on the blue light-sensitive dimerization/oligomerization property of Cryptochrome 2.

Here we developed a single-component, photoactivatable Dab1 (opto-Dab1) by using the blue light-sensitive dimerization/oligomerization property of A. thaliana Cryptochrome 2 (Cry2).

Source:

Comparisons

Source-backed strengths

Reported strengths include rapid, local, and reversible activation of downstream signaling upon blue light illumination. The tool was also shown to control membrane protrusion, retraction, and ruffling in both COS7 cells and primary neurons, supporting cell-behavior modulation in multiple in vitro contexts.

opto-Dab1 and fusion proteins with large N-terminal anchors address a similar problem space because they share signaling.

Shared frame: same top-level item type; shared target processes: signaling; shared mechanisms: heterodimerization; same primary input modality: light

Compared with LOVpep/ePDZb

opto-Dab1 and LOVpep/ePDZb address a similar problem space because they share signaling.

Shared frame: same top-level item type; shared target processes: signaling; shared mechanisms: heterodimerization; same primary input modality: light

Relative tradeoffs: appears more independently replicated; looks easier to implement in practice.

opto-Dab1 and tandem-dimer nano (tdnano) address a similar problem space because they share signaling.

Shared frame: same top-level item type; shared target processes: signaling; shared mechanisms: heterodimerization; same primary input modality: light

Ranked Citations

  1. 1.
    StructuralSource 1Scientific Reports2017Claim 17Claim 16Claim 3

    Extracted from this source document.