| I [auth g] | IPR008195 | Large ribosomal subunit protein eL34 | Family |
| I [auth g] | IPR038562 | Large ribosomal subunit protein eL34, C-terminal domain superfamily | Homologous Superfamily |
| I [auth g] | IPR018065 | Large ribosomal subunit protein eL34, conserved site | Conserved Site |
| H [auth N] | IPR012678 | Ribosomal protein uL23/eL15/eS24 core domain superfamily | Homologous Superfamily |
| H [auth N] | IPR020925 | Large ribosomal subunit protein eL15, conserved site | Conserved Site |
| H [auth N] | IPR024794 | Large ribosomal subunit protein eL15 core domain superfamily | Homologous Superfamily |
| H [auth N] | IPR000439 | Large ribosomal subunit protein eL15 | Family |
| G [auth J] | IPR008610 | Eukaryotic rRNA processing | Family |
| F [auth I] | IPR016024 | Armadillo-type fold | Homologous Superfamily |
| F [auth I] | IPR016903 | Nucleolar complex-associated protein 3 | Family |
| F [auth I] | IPR011501 | Nucleolar complex-associated protein 3, N-terminal | Domain |
| F [auth I] | IPR005612 | CCAAT-binding factor | Domain |
| E [auth G] | IPR050257 | Large ribosomal subunit protein eL8/uL1-like | Family |
| E [auth G] | IPR004038 | Ribosomal protein eL8/eL30/eS12/Gadd45 | Domain |
| E [auth G] | IPR004037 | Large ribosomal subunit protein eL8-like, conserved site | Conserved Site |
| E [auth G] | IPR029064 | Ribosomal protein eL30-like superfamily | Homologous Superfamily |
| E [auth G] | IPR018492 | Ribosomal protein eL8/Nhp2 family | Family |
| E [auth G] | IPR001921 | Large ribosomal subunit protein eL8, eukaryota | Family |
| D [auth A] | IPR026532 | Ribosome biogenesis protein BRX1 | Family |
| D [auth A] | IPR007109 | Brix domain | Domain |
| C [auth 8] | IPR005343 | Nucleolar complex protein 2 | Family |
| B [auth 7] | IPR037650 | 60S ribosomal subunit assembly/export protein Loc1 | Family |
| P [auth 5] | IPR019186 | Nucleolar protein 12 | Family |
| O [auth w] | IPR024576 | Ribosomal RNA methyltransferase Spb1, domain of unknown function DUF3381 | Domain |
| O [auth w] | IPR012920 | Ribosomal RNA methyltransferase, SPB1-like, C-terminal | Domain |
| O [auth w] | IPR029063 | S-adenosyl-L-methionine-dependent methyltransferase superfamily | Homologous Superfamily |
| O [auth w] | IPR002877 | Ribosomal RNA methyltransferase, FtsJ domain | Domain |
| O [auth w] | IPR015507 | Ribosomal RNA large subunit methyltransferase E | Family |
| O [auth w] | IPR028589 | AdoMet-dependent rRNA methyltransferase SPB1-like | Family |
| O [auth w] | IPR050082 | Ribosomal RNA large subunit methyltransferase RlmE | Family |
| N [auth r] | IPR039411 | Ribosomal biogenesis NSA2 family | Family |
| N [auth r] | IPR022309 | Ribosomal protein eS8/ribosomal biogenesis NSA2 | Family |
| M [auth q] | IPR018314 | RsmB/NOL1/NOP2-like, conserved site | Conserved Site |
| M [auth q] | IPR001678 | SAM-dependent methyltransferase RsmB-F/NOP2-type domain | Domain |
| M [auth q] | IPR029063 | S-adenosyl-L-methionine-dependent methyltransferase superfamily | Homologous Superfamily |
| M [auth q] | IPR023267 | RNA (C5-cytosine) methyltransferase | Family |
| M [auth q] | IPR011023 | Nop2p | Domain |
| M [auth q] | IPR023273 | RNA (C5-cytosine) methyltransferase, NOP2 | Family |
| M [auth q] | IPR049560 | SAM-dependent methyltransferase RsmB-F/NOP2-type, catalytic core | Domain |
| L [auth m] | IPR019775 | WD40 repeat, conserved site | Conserved Site |
| L [auth m] | IPR036322 | WD40-repeat-containing domain superfamily | Homologous Superfamily |
| L [auth m] | IPR028598 | WD repeat BOP1/Erb1 | Family |
| L [auth m] | IPR001680 | WD40 repeat | Repeat |
| L [auth m] | IPR012953 | BOP1, N-terminal domain | Domain |
| L [auth m] | IPR015943 | WD40/YVTN repeat-like-containing domain superfamily | Homologous Superfamily |
| K [auth l] | IPR015947 | PUA-like superfamily | Homologous Superfamily |
| K [auth l] | IPR005155 | UPF0113, PUA domain | Domain |
| K [auth l] | IPR016686 | Ribosome biogenesis factor, NIP7 | Family |
| K [auth l] | IPR036974 | PUA domain superfamily | Homologous Superfamily |
| K [auth l] | IPR040598 | 60S ribosome subunit biogenesis protein NIP7, pre-PUA domain | Domain |
| K [auth l] | IPR002478 | PUA domain | Domain |
| K [auth l] | IPR055359 | 60S ribosome subunit biogenesis protein Nip7, pre-PUA domain, eukaryotes | Domain |
| J [auth i] | IPR000509 | Large ribosomal subunit protein eL36 | Family |
| J [auth i] | IPR038097 | Large ribosomal subunit protein eL36 domain superfamily | Homologous Superfamily |