Table 1.

Synaptic labeling toolkit in Drosophila.

Synaptic compartmentGeneral classDrosophila proteinVertebrate ortholog (murine)Labeled reagentExpression approachBDSC Stock IDReferences
PresynapticAZBruchpilotErc2Brp-FL::GFPInducible (STaR): FLP/FRTBDSC: 55759Chen et al. (2014)
Brp-FL::smV5Inducible (STaR): FLP/FRTn/aPeng et al. (2018)
Brp-FL::V5Inducible (STaR): FLP/FRTBDSC: 55760Chen et al. (2014)
Brp-FL::GFPBinary expression: Gal4/UASBDSC: 36291Wagh et al. (2006)
Brp-Short::GFPBinary expression: Gal4/UASn/aFouquet et al. (2009)
Brp-Short::mStrawberryBinary expression: Gal4/UASn/aFouquet et al. (2009)
Brp-Short::mStrawberryBinary expression: QF/QUASBDSC: 80571Mosca and Luo (2014)
Brp-Short::CFPBinary expression: Gal4/UASn/aSchmid et al. (2008)
Brp-Short::CherryBinary expression: Gal4/UASn/aFouquet et al. (2009) and Kremer et al. (2010)
Brp-Short::CherryBinary expression: LexA/LexAopn/aBerger-Müller et al. (2013)
CacophonyCacna1aCac-1::EGFPBinary expression: Gal4/UASBDSC: 8582Kawasaki et al. (2004)
Liprin-αPpfia2GFP::Liprin-αBinary expression: Gal4/UASn/aFouquet et al. (2009)
RhoGAP100F (Syd-1)Syde1GFP::Syd-1Binary expression: Gal4/UASn/aOwald et al. (2010)
RBPTspoap1GFP::DRBPBinary expression: Gal4/UASn/aLiu et al. (2011)
Unc-13Unc13aUnc-13A::GFPBinary expression: Gal4/UASn/aBöhme et al. (2016)
Unc-13B::GFPBinary expression: Gal4/UASn/aBöhme et al. (2016)
Synaptic Vesicleneural SynaptobrevinVamp2nSyb::EGFPBinary expression: Gal4/UASBDSC 9263Estes et al. (2000)
Rab3Rab3cGFP::Rab3Inducible: B2R/B2RT recombination (gene edit)BDSC: 81502Williams et al. (2019)
mCherry::Rab3Inducible: B2R/B2RT recombination (gene edit)BDSC: 81503
3xFLAG::Rab3Inducible: FLP/FRT recombination (gene edit)BDSC: 81501
2xHA::Rab3Inducible: FLP/FRT recombination (gene edit)BDSC: 81500
Synaptotagmin 1Syt ISyt-1::EGFPBinary expression: Gal4/UASBDSC 6926Zhang et al. (2002)
Vesicular Glutamate TransportervGlutsmFLAG::vGlutInducible: RSR/RSRT recombination (gene edit)n/aCertel, Ruchti, et al. (2022)
Vesicular GABA TransporterSlc32a19xV5::VGATInducible: RSR/RSRT recombination (gene edit)n/aCertel, McCabe, et al. (2022)

PostsynapticDendritic compartmentNo homologIcam5Icam5::mCherry (DenMark)Binary expression: Gal4/UASBDSC: 33062Nicolaï et al. (2010)
NT receptorGluClαGlra1GluClα::GFPBinary expression: Gal4/UASBDSC: 92149Fendl et al. (2020)
GluClα::GFPInducible (FlpTag): FLP/FRTBDSC: 92145
GABA-B receptor 1Gabbr1GABABR1::GFPInducible (FlpTag): FLP/FRTBDSC: 92148
Acetylcholine Receptor α7 (Dα7)Chrna7Dα7::GFPBinary expression: Gal4/UASBDSC: 39692Leiss et al. (2009)
Ort (Ora transientless)UnclearOLLAS::OrtInducible (STaR): FLP/FRTBDSC: 55761Chen et al. (2014)
RdlGabrpRdl::HABinary expression: Gal4/UASBDSC: 29035Sánchez-Soriano et al. (2005)
Rdl::GFPBinary expression: Gal4/UASBDSC: 92150Fendl et al. (2020)
Glutamatergic postsynapseDrep-2CideaDrep-2::EGFPBinary expression: Gal4/UASn/aAndlauer et al. (2014)
Drep-2::mStrawberryBinary expression: Gal4/UASn/a
Synaptic compartmentGeneral classDrosophila proteinVertebrate ortholog (murine)Labeled reagentExpression approachBDSC Stock IDReferences
PresynapticAZBruchpilotErc2Brp-FL::GFPInducible (STaR): FLP/FRTBDSC: 55759Chen et al. (2014)
Brp-FL::smV5Inducible (STaR): FLP/FRTn/aPeng et al. (2018)
Brp-FL::V5Inducible (STaR): FLP/FRTBDSC: 55760Chen et al. (2014)
Brp-FL::GFPBinary expression: Gal4/UASBDSC: 36291Wagh et al. (2006)
Brp-Short::GFPBinary expression: Gal4/UASn/aFouquet et al. (2009)
Brp-Short::mStrawberryBinary expression: Gal4/UASn/aFouquet et al. (2009)
Brp-Short::mStrawberryBinary expression: QF/QUASBDSC: 80571Mosca and Luo (2014)
Brp-Short::CFPBinary expression: Gal4/UASn/aSchmid et al. (2008)
Brp-Short::CherryBinary expression: Gal4/UASn/aFouquet et al. (2009) and Kremer et al. (2010)
Brp-Short::CherryBinary expression: LexA/LexAopn/aBerger-Müller et al. (2013)
CacophonyCacna1aCac-1::EGFPBinary expression: Gal4/UASBDSC: 8582Kawasaki et al. (2004)
Liprin-αPpfia2GFP::Liprin-αBinary expression: Gal4/UASn/aFouquet et al. (2009)
RhoGAP100F (Syd-1)Syde1GFP::Syd-1Binary expression: Gal4/UASn/aOwald et al. (2010)
RBPTspoap1GFP::DRBPBinary expression: Gal4/UASn/aLiu et al. (2011)
Unc-13Unc13aUnc-13A::GFPBinary expression: Gal4/UASn/aBöhme et al. (2016)
Unc-13B::GFPBinary expression: Gal4/UASn/aBöhme et al. (2016)
Synaptic Vesicleneural SynaptobrevinVamp2nSyb::EGFPBinary expression: Gal4/UASBDSC 9263Estes et al. (2000)
Rab3Rab3cGFP::Rab3Inducible: B2R/B2RT recombination (gene edit)BDSC: 81502Williams et al. (2019)
mCherry::Rab3Inducible: B2R/B2RT recombination (gene edit)BDSC: 81503
3xFLAG::Rab3Inducible: FLP/FRT recombination (gene edit)BDSC: 81501
2xHA::Rab3Inducible: FLP/FRT recombination (gene edit)BDSC: 81500
Synaptotagmin 1Syt ISyt-1::EGFPBinary expression: Gal4/UASBDSC 6926Zhang et al. (2002)
Vesicular Glutamate TransportervGlutsmFLAG::vGlutInducible: RSR/RSRT recombination (gene edit)n/aCertel, Ruchti, et al. (2022)
Vesicular GABA TransporterSlc32a19xV5::VGATInducible: RSR/RSRT recombination (gene edit)n/aCertel, McCabe, et al. (2022)

PostsynapticDendritic compartmentNo homologIcam5Icam5::mCherry (DenMark)Binary expression: Gal4/UASBDSC: 33062Nicolaï et al. (2010)
NT receptorGluClαGlra1GluClα::GFPBinary expression: Gal4/UASBDSC: 92149Fendl et al. (2020)
GluClα::GFPInducible (FlpTag): FLP/FRTBDSC: 92145
GABA-B receptor 1Gabbr1GABABR1::GFPInducible (FlpTag): FLP/FRTBDSC: 92148
Acetylcholine Receptor α7 (Dα7)Chrna7Dα7::GFPBinary expression: Gal4/UASBDSC: 39692Leiss et al. (2009)
Ort (Ora transientless)UnclearOLLAS::OrtInducible (STaR): FLP/FRTBDSC: 55761Chen et al. (2014)
RdlGabrpRdl::HABinary expression: Gal4/UASBDSC: 29035Sánchez-Soriano et al. (2005)
Rdl::GFPBinary expression: Gal4/UASBDSC: 92150Fendl et al. (2020)
Glutamatergic postsynapseDrep-2CideaDrep-2::EGFPBinary expression: Gal4/UASn/aAndlauer et al. (2014)
Drep-2::mStrawberryBinary expression: Gal4/UASn/a

A selection of these tools is highlighted in Parts I and II of this review. This table is intended as a general aid, but should not be considered an exhaustive list of available reagents.

Table 1.

Synaptic labeling toolkit in Drosophila.

Synaptic compartmentGeneral classDrosophila proteinVertebrate ortholog (murine)Labeled reagentExpression approachBDSC Stock IDReferences
PresynapticAZBruchpilotErc2Brp-FL::GFPInducible (STaR): FLP/FRTBDSC: 55759Chen et al. (2014)
Brp-FL::smV5Inducible (STaR): FLP/FRTn/aPeng et al. (2018)
Brp-FL::V5Inducible (STaR): FLP/FRTBDSC: 55760Chen et al. (2014)
Brp-FL::GFPBinary expression: Gal4/UASBDSC: 36291Wagh et al. (2006)
Brp-Short::GFPBinary expression: Gal4/UASn/aFouquet et al. (2009)
Brp-Short::mStrawberryBinary expression: Gal4/UASn/aFouquet et al. (2009)
Brp-Short::mStrawberryBinary expression: QF/QUASBDSC: 80571Mosca and Luo (2014)
Brp-Short::CFPBinary expression: Gal4/UASn/aSchmid et al. (2008)
Brp-Short::CherryBinary expression: Gal4/UASn/aFouquet et al. (2009) and Kremer et al. (2010)
Brp-Short::CherryBinary expression: LexA/LexAopn/aBerger-Müller et al. (2013)
CacophonyCacna1aCac-1::EGFPBinary expression: Gal4/UASBDSC: 8582Kawasaki et al. (2004)
Liprin-αPpfia2GFP::Liprin-αBinary expression: Gal4/UASn/aFouquet et al. (2009)
RhoGAP100F (Syd-1)Syde1GFP::Syd-1Binary expression: Gal4/UASn/aOwald et al. (2010)
RBPTspoap1GFP::DRBPBinary expression: Gal4/UASn/aLiu et al. (2011)
Unc-13Unc13aUnc-13A::GFPBinary expression: Gal4/UASn/aBöhme et al. (2016)
Unc-13B::GFPBinary expression: Gal4/UASn/aBöhme et al. (2016)
Synaptic Vesicleneural SynaptobrevinVamp2nSyb::EGFPBinary expression: Gal4/UASBDSC 9263Estes et al. (2000)
Rab3Rab3cGFP::Rab3Inducible: B2R/B2RT recombination (gene edit)BDSC: 81502Williams et al. (2019)
mCherry::Rab3Inducible: B2R/B2RT recombination (gene edit)BDSC: 81503
3xFLAG::Rab3Inducible: FLP/FRT recombination (gene edit)BDSC: 81501
2xHA::Rab3Inducible: FLP/FRT recombination (gene edit)BDSC: 81500
Synaptotagmin 1Syt ISyt-1::EGFPBinary expression: Gal4/UASBDSC 6926Zhang et al. (2002)
Vesicular Glutamate TransportervGlutsmFLAG::vGlutInducible: RSR/RSRT recombination (gene edit)n/aCertel, Ruchti, et al. (2022)
Vesicular GABA TransporterSlc32a19xV5::VGATInducible: RSR/RSRT recombination (gene edit)n/aCertel, McCabe, et al. (2022)

PostsynapticDendritic compartmentNo homologIcam5Icam5::mCherry (DenMark)Binary expression: Gal4/UASBDSC: 33062Nicolaï et al. (2010)
NT receptorGluClαGlra1GluClα::GFPBinary expression: Gal4/UASBDSC: 92149Fendl et al. (2020)
GluClα::GFPInducible (FlpTag): FLP/FRTBDSC: 92145
GABA-B receptor 1Gabbr1GABABR1::GFPInducible (FlpTag): FLP/FRTBDSC: 92148
Acetylcholine Receptor α7 (Dα7)Chrna7Dα7::GFPBinary expression: Gal4/UASBDSC: 39692Leiss et al. (2009)
Ort (Ora transientless)UnclearOLLAS::OrtInducible (STaR): FLP/FRTBDSC: 55761Chen et al. (2014)
RdlGabrpRdl::HABinary expression: Gal4/UASBDSC: 29035Sánchez-Soriano et al. (2005)
Rdl::GFPBinary expression: Gal4/UASBDSC: 92150Fendl et al. (2020)
Glutamatergic postsynapseDrep-2CideaDrep-2::EGFPBinary expression: Gal4/UASn/aAndlauer et al. (2014)
Drep-2::mStrawberryBinary expression: Gal4/UASn/a
Synaptic compartmentGeneral classDrosophila proteinVertebrate ortholog (murine)Labeled reagentExpression approachBDSC Stock IDReferences
PresynapticAZBruchpilotErc2Brp-FL::GFPInducible (STaR): FLP/FRTBDSC: 55759Chen et al. (2014)
Brp-FL::smV5Inducible (STaR): FLP/FRTn/aPeng et al. (2018)
Brp-FL::V5Inducible (STaR): FLP/FRTBDSC: 55760Chen et al. (2014)
Brp-FL::GFPBinary expression: Gal4/UASBDSC: 36291Wagh et al. (2006)
Brp-Short::GFPBinary expression: Gal4/UASn/aFouquet et al. (2009)
Brp-Short::mStrawberryBinary expression: Gal4/UASn/aFouquet et al. (2009)
Brp-Short::mStrawberryBinary expression: QF/QUASBDSC: 80571Mosca and Luo (2014)
Brp-Short::CFPBinary expression: Gal4/UASn/aSchmid et al. (2008)
Brp-Short::CherryBinary expression: Gal4/UASn/aFouquet et al. (2009) and Kremer et al. (2010)
Brp-Short::CherryBinary expression: LexA/LexAopn/aBerger-Müller et al. (2013)
CacophonyCacna1aCac-1::EGFPBinary expression: Gal4/UASBDSC: 8582Kawasaki et al. (2004)
Liprin-αPpfia2GFP::Liprin-αBinary expression: Gal4/UASn/aFouquet et al. (2009)
RhoGAP100F (Syd-1)Syde1GFP::Syd-1Binary expression: Gal4/UASn/aOwald et al. (2010)
RBPTspoap1GFP::DRBPBinary expression: Gal4/UASn/aLiu et al. (2011)
Unc-13Unc13aUnc-13A::GFPBinary expression: Gal4/UASn/aBöhme et al. (2016)
Unc-13B::GFPBinary expression: Gal4/UASn/aBöhme et al. (2016)
Synaptic Vesicleneural SynaptobrevinVamp2nSyb::EGFPBinary expression: Gal4/UASBDSC 9263Estes et al. (2000)
Rab3Rab3cGFP::Rab3Inducible: B2R/B2RT recombination (gene edit)BDSC: 81502Williams et al. (2019)
mCherry::Rab3Inducible: B2R/B2RT recombination (gene edit)BDSC: 81503
3xFLAG::Rab3Inducible: FLP/FRT recombination (gene edit)BDSC: 81501
2xHA::Rab3Inducible: FLP/FRT recombination (gene edit)BDSC: 81500
Synaptotagmin 1Syt ISyt-1::EGFPBinary expression: Gal4/UASBDSC 6926Zhang et al. (2002)
Vesicular Glutamate TransportervGlutsmFLAG::vGlutInducible: RSR/RSRT recombination (gene edit)n/aCertel, Ruchti, et al. (2022)
Vesicular GABA TransporterSlc32a19xV5::VGATInducible: RSR/RSRT recombination (gene edit)n/aCertel, McCabe, et al. (2022)

PostsynapticDendritic compartmentNo homologIcam5Icam5::mCherry (DenMark)Binary expression: Gal4/UASBDSC: 33062Nicolaï et al. (2010)
NT receptorGluClαGlra1GluClα::GFPBinary expression: Gal4/UASBDSC: 92149Fendl et al. (2020)
GluClα::GFPInducible (FlpTag): FLP/FRTBDSC: 92145
GABA-B receptor 1Gabbr1GABABR1::GFPInducible (FlpTag): FLP/FRTBDSC: 92148
Acetylcholine Receptor α7 (Dα7)Chrna7Dα7::GFPBinary expression: Gal4/UASBDSC: 39692Leiss et al. (2009)
Ort (Ora transientless)UnclearOLLAS::OrtInducible (STaR): FLP/FRTBDSC: 55761Chen et al. (2014)
RdlGabrpRdl::HABinary expression: Gal4/UASBDSC: 29035Sánchez-Soriano et al. (2005)
Rdl::GFPBinary expression: Gal4/UASBDSC: 92150Fendl et al. (2020)
Glutamatergic postsynapseDrep-2CideaDrep-2::EGFPBinary expression: Gal4/UASn/aAndlauer et al. (2014)
Drep-2::mStrawberryBinary expression: Gal4/UASn/a

A selection of these tools is highlighted in Parts I and II of this review. This table is intended as a general aid, but should not be considered an exhaustive list of available reagents.

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