GO:0005856; C:cytoskeleton; IEA:UniProtKB-SubCell.
GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
GO:0030018; C:Z disc; IDA:MGI.
GO:0042805; F:actinin binding; IDA:BHF-UCL.
GO:0008307; F:structural constituent of muscle; IMP:BHF-UCL.
GO:0008270; F:zinc ion binding; IEA:InterPro.
GO:0060048; P:cardiac muscle contraction; IMP:BHF-UCL.
GO:0003300; P:cardiac muscle hypertrophy; IEA:Compara.
GO:0055003; P:cardiac myofibril assembly; IMP:BHF-UCL.
GO:0006874; P:cellular calcium ion homeostasis; IGI:MGI.
GO:0035995; P:detection of muscle stretch; IMP:BHF-UCL.
GO:0007517; P:muscle organ development; IEA:UniProtKB-KW.
GO:0033365; P:protein localization to organelle; IMP:BHF-UCL.
GO:0002026; P:regulation of the force of heart contraction; IGI:MGI.