| PDPI | primer-dependent deoxynucleic acid polymerase index |
|---|---|
| PRKAR | protein kinase, cyclic adenosine monophosphate-dependent, regulatory |
| PRKAR1A | protein kinase, cyclic adenosine monophosphate-dependent, regulatory, type 1 alpha |
| RDDP | ribonucleic acid-dependent deoxynucleic acid polymerase |
| RDLBBB | rate-dependent left bundle-branch block |