neuromuscular disease caused by qualitative or quantitative defects of myofibrillar proteins qualitative or quantitative defects of protein ZASP https://github.com/monarch-initiative/mondo/issues/5114 https://www.malacards.org/card/qualitative_or_quantitative_defects_of_protein_zasp MEDGEN:1842575 GARD:0020429 MONDO:0016190 Orphanet:209050 UMLS:C5680840