TNNI3
Troponin I is the inhibitory subunit of troponin, the thin filament regulatory complex which confers calcium-sensitivity to striated muscle actomyosin ATPase activity. Belongs to the troponin I family. Note: This description may include information from UniProtKB.
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Protein type: Actin-binding; Motility/polarity/chemotaxis; Motor |
Chromosomal Location of mouse Ortholog: 7 A1|7 2.61 cM |
Cellular Component:
cardiac myofibril; cardiac Troponin complex; contractile fiber; cytoplasm; myofibril; sarcomere; troponin complex
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Molecular Function:
actin binding; actin filament binding; calcium channel inhibitor activity; calcium-dependent protein binding; molecular function inhibitor activity; protein domain specific binding; protein kinase binding; troponin C binding; troponin T binding
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Biological Process:
cardiac muscle contraction; heart contraction; heart development; intracellular calcium ion homeostasis; negative regulation of ATP-dependent activity; regulation of cardiac muscle contraction by calcium ion signaling; regulation of muscle contraction; regulation of smooth muscle contraction; regulation of systemic arterial blood pressure by ischemic conditions; skeletal muscle contraction; striated muscle contraction; vasculogenesis; ventricular cardiac muscle tissue morphogenesis
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Reference #:
P48787
(UniProtKB)
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Alt. Names/Synonyms: Cardiac troponin I; cTnI; Tn1; Tnni3; troponin I, cardiac 3; Troponin I, cardiac muscle
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Gene Symbols: Tnni3
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Molecular weight:
24,259 Da
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Basal Isoelectric point:
9.57
Predict pI for various phosphorylation states
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Protein-Specific Antibodies, siRNAs or Recombinant Proteins from Cell Signaling Technology®
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