| PF00622 | SPRY domain (SPRY) | SPRY domain | - | Family |
| PF08454 | RyR and IP3R Homology associated (RIH_assoc) | RyR and IP3R Homology associated | - | Repeat |
| PF02815 | MIR domain (MIR) | MIR domain | The MIR (protein mannosyltransferase, IP3R and RyR) domain is a domain that may have a ligand transferase function [1]. | Domain |
| PF21119 | Ryanodine receptor junctional solenoid repeat (RYDR_Jsol) | Ryanodine receptor junctional solenoid repeat | This entry represents a region of the Ryanodine receptor composed of alpha helical ARM repeats [1]. This region has been termed the Junctional solenoid region (Jsol) [1]. | Domain |
| PF01365 | RIH domain (RYDR_ITPR) | RIH domain | - | Repeat |
| PF13499 | EF-hand domain pair (EF-hand_7) | EF-hand domain pair | - | Domain |
| PF00520 | Ion transport protein (Ion_trans) | Ion transport protein | - | Family |
| PF02026 | RyR domain (RyR) | RyR domain | - | Family |