<prompt> The protein that anchors both actin and titin at Z lines is?MyomesinNebulina-actininMyosin  <response>: Ans. c a-actininRef: Gautel et al. Journal of Experimental Biology 2016 219, 135-145a-Actinin anchors both titin and actin filaments at Z linesMyomesin and obscurin are the myosin cross linking protein that attaches myosin at M lineNebulin is an acting binding protein that regulates the length of thin filaments 