| Superfamily | Description | Architecture | Class | n° Families | Structures |
|---|---|---|---|---|---|
| AfaR | Superfamily of AfaR | 3WJ | structured_simple | 1 | |
| Anti-Q_RNA | Superfamily of Anti-Q_RNA | 3WJ | structured_simple | 1 | |
| ASdes | Superfamily of ASdes | 3WJ | structured_simple | 1 | |
| asX1 | Superfamily of asX1 | 3WJ | structured_simple | 1 | |
| asX3 | Superfamily of asX3 | 3WJ | structured_simple | 1 | |
| asX4 | Superfamily of asX4 | 3WJ | structured_simple | 1 | |
| ATPC | Superfamily of ATPC | 3WJ | structured_simple | 1 | |
| Atu_C8 | Superfamily of Atu_C8 | 3WJ | structured_simple | 1 | |
| Avalong_thermometer | Superfamily of Avalong_thermometer | 3WJ | structured_simple | 1 | |
| babR_5UTR | Superfamily of babR_5UTR | 3WJ | structured_simple | 1 | |
| Bacteroidales-1 | Superfamily of Bacteroidales-1 | 3WJ | structured_simple | 1 | |
| BASRCI27 | Superfamily of BASRCI27 | 3WJ | structured_simple | 1 | |
| BjrC174 | Superfamily of BjrC174 | 3WJ | structured_simple | 1 | |
| Bp1_684 | Superfamily of Bp1_684 | 3WJ | structured_simple | 1 | |
| BSR1350 | Superfamily of BSR1350 | 3WJ | structured_simple | 1 | |
| BsrF | Superfamily of BsrF | 3WJ | structured_simple | 1 | |
| BTH_s19 | Superfamily of BTH_s19 | 3WJ | structured_simple | 1 | |
| bxd_1 | Superfamily of bxd_1 | 3WJ | structured_simple | 1 | |
| bxd_4 | Superfamily of bxd_4 | 3WJ | structured_simple | 1 | |
| C4 | Superfamily of C4 | 3WJ | structured_simple | 1 | |
| CAESAR | Superfamily of CAESAR | 3WJ | structured_simple | 1 | |
| CbSR14 | Superfamily of CbSR14 | 3WJ | structured_simple | 1 | |
| CC3513 | Superfamily of CC3513 | 3WJ | structured_simple | 1 | |
| CC3552 | Superfamily of CC3552 | 3WJ | structured_simple | 1 | |
| ceN115 | Superfamily of ceN115 | 3WJ | structured_simple | 1 | |
| ceN56 | Superfamily of ceN56 | 3WJ | structured_simple | 1 | |
| Cis52_sRNA | Superfamily of Cis52_sRNA | 3WJ | structured_simple | 1 | |
| DdR34 | Superfamily of DdR34 | 3WJ | structured_simple | 1 | |
| Deinococcus_Y_RNA | Superfamily of Deinococcus_Y_RNA | 3WJ | structured_simple | 1 | |
| DENV_SLA | Superfamily of DENV_SLA | 3WJ | structured_simple | 1 | |
| Dictyoglomi-1 | Superfamily of Dictyoglomi-1 | 3WJ | structured_simple | 1 | |
| DLX6-AS1_2 | Superfamily of DLX6-AS1_2 | 3WJ | structured_simple | 1 | |
| drz-agam-1 | Superfamily of drz-agam-1 | 3WJ | structured_simple | 1 | |
| EBER2 | Superfamily of EBER2 | 3WJ | structured_simple | 1 | |
| FAM13A-AS1_2 | Superfamily of FAM13A-AS1_2 | 3WJ | structured_simple | 1 | |
| Flavivirus_DB | Superfamily of Flavivirus_DB | 3WJ | structured_simple | 1 | |
| Flavivirus_SLIV | Superfamily of Flavivirus_SLIV | 3WJ | structured_simple | 1 | |
| fstAT | Superfamily of fstAT | 3WJ | structured_simple | 1 | |
| FTX_3 | Superfamily of FTX_3 | 3WJ | structured_simple | 1 | |
| Glm | Superfamily of Glm | 3WJ | structured_simple | 2 | |
| glnA | Superfamily of glnA | 3WJ | structured_simple | 1 | |
| Glycine | Superfamily of Glycine | 3WJ | structured_simple | 1 | |
| Hammerhead | Superfamily of Hammerhead | 3WJ | structured_simple | 5 | |
| HAR1A | Superfamily of HAR1A | 3WJ | structured_simple | 1 | |
| HgcG | Superfamily of HgcG | 3WJ | structured_simple | 1 | |
| Histone3 | Superfamily of Histone3 | 3WJ | structured_simple | 1 | |
| HIV_PBS | Superfamily of HIV_PBS | 3WJ | structured_simple | 1 | |
| HIV_POL-1_SL | Superfamily of HIV_POL-1_SL | 3WJ | structured_simple | 1 | |
| HOTAIRM1_4 | Superfamily of HOTAIRM1_4 | 3WJ | structured_simple | 1 | |
| HOTAIRM1_5 | Superfamily of HOTAIRM1_5 | 3WJ | structured_simple | 1 | |
| HOXB13-AS1_2 | Superfamily of HOXB13-AS1_2 | 3WJ | structured_simple | 1 | |
| Hsp90_CRE | Superfamily of Hsp90_CRE | 3WJ | structured_simple | 1 | |
| HTT-AS1_2 | Superfamily of HTT-AS1_2 | 3WJ | structured_simple | 1 | |
| HTT-AS1_3 | Superfamily of HTT-AS1_3 | 3WJ | structured_simple | 1 | |
| InvR | Superfamily of InvR | 3WJ | structured_simple | 1 | |
| IS009 | Superfamily of IS009 | 3WJ | structured_simple | 1 | |
| IS1222_FSE | Superfamily of IS1222_FSE | 3WJ | structured_simple | 1 | |
| isrN | Superfamily of isrN | 3WJ | structured_simple | 1 | |
| isrO | Superfamily of isrO | 3WJ | structured_simple | 1 | |
| isrP | Superfamily of isrP | 3WJ | structured_simple | 1 | |
| LcrF_thermometer | Superfamily of LcrF_thermometer | 3WJ | structured_simple | 1 | |
| LDH1_5p_UTR | Superfamily of LDH1_5p_UTR | 3WJ | structured_simple | 1 | |
| leu-phe_leader | Superfamily of leu-phe_leader | 3WJ | structured_simple | 1 | |
| MFR | Superfamily of MFR | 3WJ | structured_simple | 1 | |
| Mg_sensor | Superfamily of Mg_sensor | 3WJ | structured_simple | 1 | |
| MIMT1_1 | Superfamily of MIMT1_1 | 3WJ | structured_simple | 1 | |
| MtlS | Superfamily of MtlS | 3WJ | structured_simple | 1 | |
| ncrMT1302 | Superfamily of ncrMT1302 | 3WJ | structured_simple | 1 | |
| nos_TCE | Superfamily of nos_TCE | 3WJ | structured_simple | 1 | |
| NPPA-AS1_3 | Superfamily of NPPA-AS1_3 | 3WJ | structured_simple | 1 | |
| P10 | Superfamily of P10 | 3WJ | structured_simple | 1 | |
| P16 | Superfamily of P16 | 3WJ | structured_simple | 1 | |
| P18 | Superfamily of P18 | 3WJ | structured_simple | 1 | |
| P2 | Superfamily of P2 | 3WJ | structured_simple | 1 | |
| pfl | Superfamily of pfl | 3WJ | structured_simple | 1 | |
| PreQ1-III | Superfamily of PreQ1-III | 3WJ | structured_simple | 1 | |
| psRNA14 | Superfamily of psRNA14 | 3WJ | structured_simple | 1 | |
| Purine | Superfamily of Purine | 3WJ | structured_simple | 1 | |
| PVT1_6 | Superfamily of PVT1_6 | 3WJ | structured_simple | 1 | |
| R2_retro_el | Superfamily of R2_retro_el | 3WJ | structured_simple | 1 | |
| RAGATH-13 | Superfamily of RAGATH-13 | 3WJ | structured_simple | 1 | |
| RFPL3-AS1_1 | Superfamily of RFPL3-AS1_1 | 3WJ | structured_simple | 1 | |
| RhlA_thermometer | Superfamily of RhlA_thermometer | 3WJ | structured_simple | 1 | |
| rli23 | Superfamily of rli23 | 3WJ | structured_simple | 1 | |
| rli27 | Superfamily of rli27 | 3WJ | structured_simple | 1 | |
| rli28 | Superfamily of rli28 | 3WJ | structured_simple | 1 | |
| rli38 | Superfamily of rli38 | 3WJ | structured_simple | 1 | |
| rli45 | Superfamily of rli45 | 3WJ | structured_simple | 1 | |
| rli48 | Superfamily of rli48 | 3WJ | structured_simple | 1 | |
| rli49 | Superfamily of rli49 | 3WJ | structured_simple | 1 | |
| rli51 | Superfamily of rli51 | 3WJ | structured_simple | 1 | |
| rli53 | Superfamily of rli53 | 3WJ | structured_simple | 1 | |
| rli56 | Superfamily of rli56 | 3WJ | structured_simple | 1 | |
| rli59 | Superfamily of rli59 | 3WJ | structured_simple | 1 | |
| rli60 | Superfamily of rli60 | 3WJ | structured_simple | 1 | |
| rliB | Superfamily of rliB | 3WJ | structured_simple | 1 | |
| rpsB | Superfamily of rpsB | 3WJ | structured_simple | 1 | |
| rspL | Superfamily of rspL | 3WJ | structured_simple | 1 | |
| RtT | Superfamily of RtT | 3WJ | structured_simple | 1 | |
| RUF3 | Superfamily of RUF3 | 3WJ | structured_simple | 1 | |
| RUF6-5 | Superfamily of RUF6-5 | 3WJ | structured_simple | 1 | |
| rydB | Superfamily of rydB | 3WJ | structured_simple | 1 | |
| SAM | Superfamily of SAM | 3WJ | structured_simple | 3 | |
| SAR11_0636 | Superfamily of SAR11_0636 | 3WJ | structured_simple | 1 | |
| sau-13 | Superfamily of sau-13 | 3WJ | structured_simple | 1 | |
| sau-41 | Superfamily of sau-41 | 3WJ | structured_simple | 1 | |
| sau-59 | Superfamily of sau-59 | 3WJ | structured_simple | 1 | |
| sau-66 | Superfamily of sau-66 | 3WJ | structured_simple | 1 | |
| Six3os1_1 | Superfamily of Six3os1_1 | 3WJ | structured_simple | 1 | |
| Six3os1_2 | Superfamily of Six3os1_2 | 3WJ | structured_simple | 1 | |
| Six3os1_6 | Superfamily of Six3os1_6 | 3WJ | structured_simple | 1 | |
| SMAD5-AS1_3 | Superfamily of SMAD5-AS1_3 | 3WJ | structured_simple | 1 | |
| SMK_box_riboswitch | Superfamily of SMK_box_riboswitch | 3WJ | structured_simple | 1 | |
| SodC_thermometer | Superfamily of SodC_thermometer | 3WJ | structured_simple | 1 | |
| SpF03_sRNA | Superfamily of SpF03_sRNA | 3WJ | structured_simple | 1 | |
| SpF10_sRNA | Superfamily of SpF10_sRNA | 3WJ | structured_simple | 1 | |
| SpF14_sRNA | Superfamily of SpF14_sRNA | 3WJ | structured_simple | 1 | |
| SpF19_sRNA | Superfamily of SpF19_sRNA | 3WJ | structured_simple | 1 | |
| SpF22_sRNA | Superfamily of SpF22_sRNA | 3WJ | structured_simple | 1 | |
| SpF41_sRNA | Superfamily of SpF41_sRNA | 3WJ | structured_simple | 1 | |
| SpF44_sRNA | Superfamily of SpF44_sRNA | 3WJ | structured_simple | 1 | |
| SpR18_sRNA | Superfamily of SpR18_sRNA | 3WJ | structured_simple | 1 | |
| SpR19_sRNA | Superfamily of SpR19_sRNA | 3WJ | structured_simple | 1 | |
| SPRY4-IT1_1 | Superfamily of SPRY4-IT1_1 | 3WJ | structured_simple | 1 | |
| Spy491311c | Superfamily of Spy491311c | 3WJ | structured_simple | 1 | |
| sRNA-Xcc1 | Superfamily of sRNA-Xcc1 | 3WJ | structured_simple | 1 | |
| sroC | Superfamily of sroC | 3WJ | structured_simple | 1 | |
| SSRC8_1 | Superfamily of SSRC8_1 | 3WJ | structured_simple | 1 | |
| ST7-AS1_2 | Superfamily of ST7-AS1_2 | 3WJ | structured_simple | 1 | |
| ST7-OT4_2 | Superfamily of ST7-OT4_2 | 3WJ | structured_simple | 1 | |
| ST7-OT4_4 | Superfamily of ST7-OT4_4 | 3WJ | structured_simple | 1 | |
| STnc210 | Superfamily of STnc210 | 3WJ | structured_simple | 1 | |
| STnc220 | Superfamily of STnc220 | 3WJ | structured_simple | 1 | |
| STnc260 | Superfamily of STnc260 | 3WJ | structured_simple | 1 | |
| STnc540 | Superfamily of STnc540 | 3WJ | structured_simple | 1 | |
| StyR-3 | Superfamily of StyR-3 | 3WJ | structured_simple | 1 | |
| SurC | Superfamily of SurC | 3WJ | structured_simple | 1 | |
| sX15 | Superfamily of sX15 | 3WJ | structured_simple | 1 | |
| sX2 | Superfamily of sX2 | 3WJ | structured_simple | 1 | |
| sxy | Superfamily of sxy | 3WJ | structured_simple | 1 | |
| TeloSII_ncR30 | Superfamily of TeloSII_ncR30 | 3WJ | structured_simple | 1 | |
| TeloSII_ncR40 | Superfamily of TeloSII_ncR40 | 3WJ | structured_simple | 1 | |
| TP53TG1_1 | Superfamily of TP53TG1_1 | 3WJ | structured_simple | 1 | |
| traJ-II | Superfamily of traJ-II | 3WJ | structured_simple | 1 | |
| TTC28-AS1_2 | Superfamily of TTC28-AS1_2 | 3WJ | structured_simple | 1 | |
| TTC28-AS1_3 | Superfamily of TTC28-AS1_3 | 3WJ | structured_simple | 1 | |
| TTC28-AS1_4 | Superfamily of TTC28-AS1_4 | 3WJ | structured_simple | 1 | |
| uc_338 | Superfamily of uc_338 | 3WJ | structured_simple | 1 | |
| UCA1 | Superfamily of UCA1 | 3WJ | structured_simple | 1 | |
| VA | Superfamily of VA | 3WJ | structured_simple | 1 | |
| Vax2os1_1 | Superfamily of Vax2os1_1 | 3WJ | structured_simple | 1 | |
| Vimentin2 | Superfamily of Vimentin2 | 3WJ | structured_simple | 1 | |
| Virus_CITE_2 | Superfamily of Virus_CITE_2 | 3WJ | structured_simple | 1 | |
| Virus_CITE_3 | Superfamily of Virus_CITE_3 | 3WJ | structured_simple | 1 | |
| Virus_CITE_4 | Superfamily of Virus_CITE_4 | 3WJ | structured_simple | 1 | |
| Virus_CITE_6 | Superfamily of Virus_CITE_6 | 3WJ | structured_simple | 1 | |
| Virus_CITE_7 | Superfamily of Virus_CITE_7 | 3WJ | structured_simple | 1 | |
| Virus_CITE_8 | Superfamily of Virus_CITE_8 | 3WJ | structured_simple | 1 | |
| WT1-AS_4 | Superfamily of WT1-AS_4 | 3WJ | structured_simple | 1 | |
| WT1-AS_6 | Superfamily of WT1-AS_6 | 3WJ | structured_simple | 1 | |
| Xoo5 | Superfamily of Xoo5 | 3WJ | structured_simple | 1 | |
| Yar_3 | Superfamily of Yar_3 | 3WJ | structured_simple | 1 | |
| Yfr11 | Superfamily of Yfr11 | 3WJ | structured_simple | 1 | |
| Yfr17 | Superfamily of Yfr17 | 3WJ | structured_simple | 1 | |
| ZEB2_AS1_3 | Superfamily of ZEB2_AS1_3 | 3WJ | structured_simple | 1 | |
| ZFAT-AS1_1 | Superfamily of ZFAT-AS1_1 | 3WJ | structured_simple | 1 |