Troponin I, Fast Skeletal Muscle

**Semantic type:** Amino Acid, Peptide, or Protein

**Definition:** Troponin I, fast skeletal muscle (182 aa, ~21 kDa) is encoded by the human TNNI2 gene. This protein is involved in the regulation of skeletal muscle contraction.

**Synonyms:** - TNNI2 - Troponin I, Fast-Twitch Isoform - Troponin I, Fast-Twitch Skeletal Muscle Isoform - fsTnI