S-AKAP84 A-kinase anchor protein 121 kDa dual specificity A-kinase-anchoring protein 1 D-AKAP-1 A-kinase anchor protein 1, mitochondrial a kinase anchor protein 1, mitochondrial protein kinase A-anchoring protein 1 spermatid A-kinase anchor protein 84 AKAP 121 Akap84 A kinase (PRKA) anchor protein 1 PRKA1