cap Z protein
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cap Z protein
A heterodimeric microfilament capping protein complex located in the Z line of skeletal muscle. It is composed of 2 (32-kD and 36-kD) subunits which selectively bind to the “plus” ends of actin filaments, stabilising them and preventing depolymerisation. It is thought to be the same as actinin.Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
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