| I [auth Q] | IPR049946 | Large ribosomal subunit protein bL20, conserved site | Conserved Site |
| I [auth Q] | IPR035566 | Ribosomal protein bL20, C-terminal | Homologous Superfamily |
| I [auth Q] | IPR005813 | Large ribosomal subunit protein bL20 | Family |
| H [auth P] | IPR001857 | Large ribosomal subunit protein bL19 | Family |
| H [auth P] | IPR038657 | Large ribosomal subunit protein bL19 superfamily | Homologous Superfamily |
| H [auth P] | IPR018257 | Large ribosomal subunit protein bL19, conserved site | Conserved Site |
| H [auth P] | IPR008991 | Translation protein SH3-like domain superfamily | Homologous Superfamily |
| G [auth N] | IPR036373 | Large ribosomal subunit protein bL17 superfamily | Homologous Superfamily |
| G [auth N] | IPR047859 | Large ribosomal subunit protein bL17, conserved site | Conserved Site |
| G [auth N] | IPR000456 | Large ribosomal subunit protein bL17 | Family |
| F [auth L] | IPR021131 | Large ribosomal subunit protein uL15/eL18 | Domain |
| F [auth L] | IPR030878 | Large ribosomal subunit protein uL15 | Family |
| F [auth L] | IPR001196 | Large ribosomal subunit protein uL15, conserved site | Conserved Site |
| F [auth L] | IPR036227 | Large ribosomal subunit protein uL15/eL18 superfamily | Homologous Superfamily |
| F [auth L] | IPR005749 | Large ribosomal subunit protein uL15, bacteria | Family |
| E [auth K] | IPR036853 | Large ribosomal subunit protein uL14 superfamily | Homologous Superfamily |
| E [auth K] | IPR000218 | Large ribosomal subunit protein uL14 | Family |
| E [auth K] | IPR019972 | Large ribosomal subunit protein uL14, conserved site | Conserved Site |
| E [auth K] | IPR005745 | Large ribosomal subunit protein uL14, bacteria | Family |
| D [auth J] | IPR023563 | Large ribosomal subunit protein uL13, conserved site | Conserved Site |
| D [auth J] | IPR005822 | Large ribosomal subunit protein uL13 | Family |
| D [auth J] | IPR005823 | Large ribosomal subunit protein uL13, bacteria | Family |
| D [auth J] | IPR036899 | Large ribosomal subunit protein uL13 superfamily | Homologous Superfamily |
| C [auth E] | IPR013005 | Large ribosomal subunit protein uL4-like | Family |
| C [auth E] | IPR002136 | Large ribosomal subunit protein uL4 | Family |
| C [auth E] | IPR023574 | Large ribosomal subunit protein uL4 domain superfamily | Homologous Superfamily |
| B [auth D] | IPR019926 | Large ribosomal subunit protein uL3, conserved site | Conserved Site |
| B [auth D] | IPR019927 | Large ribosomal subunit protein uL3, bacteria/organella | Family |
| B [auth D] | IPR009000 | Translation protein, beta-barrel domain superfamily | Homologous Superfamily |
| B [auth D] | IPR000597 | Large ribosomal subunit protein uL3 | Family |
| R [auth B] | IPR005225 | Small GTP-binding domain | Domain |
| R [auth B] | IPR019987 | GTP-binding protein, ribosome biogenesis, YsxC | Family |
| R [auth B] | IPR030393 | EngB-type guanine nucleotide-binding (G) domain | Domain |
| R [auth B] | IPR006073 | GTP binding domain | Domain |
| R [auth B] | IPR027417 | P-loop containing nucleoside triphosphate hydrolase | Homologous Superfamily |
| Q [auth d] | IPR020939 | Large ribosomal subunit protein bL34, conserved site | Conserved Site |
| Q [auth d] | IPR000271 | Large ribosomal subunit protein bL34 | Family |
| P [auth Y] | IPR050063 | Universal ribosomal protein uL29 | Family |
| P [auth Y] | IPR001854 | Large ribosomal subunit protein uL29 | Family |
| P [auth Y] | IPR036049 | Large ribosomal subunit protein uL29 superfamily | Homologous Superfamily |
| P [auth Y] | IPR018254 | Large ribosomal subunit protein uL29, conserved site | Conserved Site |
| O [auth b] | IPR002677 | Large ribosomal subunit protein bL32 | Family |
| O [auth b] | IPR011332 | Zinc-binding ribosomal protein | Homologous Superfamily |
| O [auth b] | IPR044957 | Large ribosomal subunit protein bL32, bacteria | Family |
| N [auth Z] | IPR036919 | Large ribosomal subunit protein uL30, ferredoxin-like fold domain superfamily | Homologous Superfamily |
| N [auth Z] | IPR005996 | Large ribosomal subunit protein uL30, bacteria | Family |
| N [auth Z] | IPR016082 | Large ribosomal subunit protein uL30-like, ferredoxin-like fold domain | Domain |
| N [auth Z] | IPR018038 | Large ribosomal subunit protein uL30, conserved site | Conserved Site |
| M [auth U] | IPR057264 | Large ribosomal subunit protein uL24, C-terminal domain | Domain |
| M [auth U] | IPR003256 | Large ribosomal subunit protein uL24 | Family |
| M [auth U] | IPR041988 | Large ribosomal subunit protein uL24, KOW domain | Domain |
| M [auth U] | IPR014722 | Large ribosomal subunit protein uL2, domain 2 | Homologous Superfamily |
| M [auth U] | IPR005824 | KOW | Domain |
| M [auth U] | IPR008991 | Translation protein SH3-like domain superfamily | Homologous Superfamily |
| M [auth U] | IPR005825 | Large ribosomal subunit protein uL24, conserved site | Conserved Site |
| L [auth T] | IPR012678 | Ribosomal protein uL23/eL15/eS24 core domain superfamily | Homologous Superfamily |
| L [auth T] | IPR012677 | Nucleotide-binding alpha-beta plait domain superfamily | Homologous Superfamily |
| L [auth T] | IPR001014 | Large ribosomal subunit protein uL23, conserved site | Conserved Site |
| L [auth T] | IPR013025 | Large ribosomal subunit protein uL23-like | Family |
| K [auth S] | IPR018260 | Large ribosomal subunit protein uL22, conserved site | Conserved Site |
| K [auth S] | IPR036394 | Ribosomal protein uL22 superfamily | Homologous Superfamily |
| K [auth S] | IPR001063 | Large ribosomal subunit protein uL22 | Family |
| K [auth S] | IPR005727 | Large ribosomal subunit protein uL22, bacterial/chloroplast-type | Family |
| K [auth S] | IPR047867 | Large ribosomal subunit protein uL22, bacteria/organella | Family |
| J [auth R] | IPR028909 | Large ribosomal subunit protein bL21-like | Family |
| J [auth R] | IPR001787 | Large ribosomal subunit protein bL21 | Family |
| J [auth R] | IPR036164 | Large ribosomal subunit protein bL21-like superfamily | Homologous Superfamily |
| J [auth R] | IPR018258 | Large ribosomal subunit protein bL21, conserved site | Conserved Site |