Troponin I 3 / TRP channels

Name: Troponin I, cardiac muscle (Troponin I 3)
Official Symbol: TNNI3 provided by HGNC
Function:
Troponin I is the inhibitory subunit of troponin, the thin filament regulatory complex which confers calcium-sensitivity to striated muscle actomyosin ATPase activity.
Source: Reorganizing the protein space at the Universal Protein Resource (UniProt) Nucleic Acids Res. 40: D71-D75 (2012).
Species External DB Questionmark c7dcdfe7852228a510704064c33a0706d8c0e915bceea718517e77f7950c2984
Entrez Gene UniprotKB DIP IntAct MINT BioGRID STRING IUPHAR-DB KEGG OMIM
Human
Seq 055e86e69a1b9fa3c345494da0168454ea5fcb72eb0f6a154a55bbbbbcb46d2f
7137External P19429External DIP-34065NExternal P19429External MINT-2801556External 112991External P19429External   hsa:7137External 191044External
Mouse
Seq 055e86e69a1b9fa3c345494da0168454ea5fcb72eb0f6a154a55bbbbbcb46d2f
21954External P48787External DIP-31388NExternal P48787External MINT-4138144External 204266External P48787External   mmu:21954External  
Rat
Seq 055e86e69a1b9fa3c345494da0168454ea5fcb72eb0f6a154a55bbbbbcb46d2f
29248External P23693External   P23693External UNK-5374239External 247923External P23693External   rno:29248External  
PPI pairs:
Biological Process:
Source: The Gene Ontology Consortium. Gene ontology: tool for the unification of biology. Nat. Genet.. May 2000;25(1):25-9.
World Wide Web URL: http://www.geneontology.org/
Disease:
Source: Online Mendelian Inheritance in Man, OMIM®. McKusick-Nathans Institute of Genetic Medicine, Johns Hopkins University (Baltimore, MD), May, 2012.
World Wide Web URL: http://omim.org/
Screening Toggle 893349bafcc528f8346c51dc3420151d67b0126b2c122dd1017121c03fa0f69b
  Experimental screening Non-experimental screening Reference
TRP channel construct Interactor source
TRP channel Interactor Method Species Region Species Organ/tissue Sample type
TRPP1 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Yeast two-hybrid Human 682-968 Human Heart cDNA library 12525172
TRPP2 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Inference Prediction 12809519
(Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4: click the arrow icon to show interactions only between the corresponding TRP channel and the interactor)
Validation: In vitro validation Toggle 893349bafcc528f8346c51dc3420151d67b0126b2c122dd1017121c03fa0f69b
  Assay with recombinant proteins Reference
TRP channel construct Interactor construct
TRP channel Interactor Method Species Region Expression system Species Region Expression system
TRPP1 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Fusion protein-pull down assay Human 682-968 E. coli Human Full-length E. coli 12525172
TRPP2 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Fusion protein-pull down assay Human 562-805 E. coli Human Not specified Not specified 12809519
(Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4: click the arrow icon to show interactions only between the corresponding TRP channel and the interactor)
Validation: In vivo validation Toggle 893349bafcc528f8346c51dc3420151d67b0126b2c122dd1017121c03fa0f69b
  Assay with endogenous proteins Assay with overexpressed proteins Reference
Cell or tissue Cell or tissue TRP channel construct Interactor construct
TRP channel Interactor Method Species Region Species Region
TRPP1 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Co-immunoprecipitation NIH-3T3 Human Full-length Human Full-length 12525172
TRPP1 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Co-immunoprecipitation Xenopus oocyte Human Full-length Human Full-length 12525172
TRPP1 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Co-immunoprecipitation Human heart tissue 12525172
TRPP2 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Co-immunoprecipitation NIH-3T3 Human Full-length Human Full-length 12809519
TRPP2 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Co-immunoprecipitation Xenopus oocyte Human Full-length Human Full-length 12809519
TRPP2 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Co-immunoprecipitation Human adult cardiac tissue 12809519
(Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4: click the arrow icon to show interactions only between the corresponding TRP channel and the interactor)
Characterization Toggle 893349bafcc528f8346c51dc3420151d67b0126b2c122dd1017121c03fa0f69b
  Binding region mapping Stoichiometry Affinity (Kd) Reference
TRP channel Interactor
TRP channel Interactor Method Species Region Species Region
TRPP1 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Yeast two-hybrid Human 872-927 Human 1-107 12525172
TRPP1 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Yeast two-hybrid Human 872-927 Human 106-158 12525172
TRPP2 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Yeast two-hybrid Human 630-705 Human Not determined 12809519
TRPP2 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Yeast two-hybrid Human 562-805 Human 1-170 12809519
TRPP2 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Yeast two-hybrid Human 562-805 Human 106-158 12809519
(Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4: click the arrow icon to show interactions only between the corresponding TRP channel and the interactor)
Functional consequence Toggle 893349bafcc528f8346c51dc3420151d67b0126b2c122dd1017121c03fa0f69b
TRP channel Interactor Method Post-translational modification Subcellular trafficking Activity Reference
TRPP2 Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4 Troponin I 3 Calcium measurement Inhibition 12809519
(Link 2bd4d11adb659cddf58197a94e201f0a44c55d8d7cb427c624971b42e122c0a4: click the arrow icon to show interactions only between the corresponding TRP channel and the interactor)
TRP / Interactor

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