Question

Proteins found in muscles are called ___ protein.

Answer 1

Explanation:

contractile proteins are found in muscles

Answer 2

myosin
Contractile Proteins. Skeletal muscle is composed of muscle fibers which have smaller units called myofibrils. There are three types of proteins make up each myofibril; they are contractile, regulatory and structural proteins. By contractile proteins, we mean actin (thin filament) and myosin (thick filament).