| IPR020574 | Small ribosomal subunit protein uS9, conserved site | Conserved Site |
| IPR023035 | Small ribosomal subunit protein uS9, bacteria/plastid | Family |
| IPR020568 | Ribosomal protein uS5 domain 2-type superfamily | Homologous Superfamily |
| IPR000754 | Small ribosomal subunit protein uS9 | Family |
| IPR014721 | Small ribosomal subunit protein uS5 domain 2-type fold, subgroup | Homologous Superfamily |
| H [auth d] | IPR018079 | Small ribosomal subunit protein uS4, conserved site | Conserved Site |
| H [auth d] | IPR002942 | RNA-binding S4 domain | Domain |
| H [auth d] | IPR001912 | Small ribosomal subunit protein uS4, N-terminal | Domain |
| H [auth d] | IPR036986 | RNA-binding S4 domain superfamily | Homologous Superfamily |
| H [auth d] | IPR022801 | Small ribosomal subunit protein uS4 | Family |
| H [auth d] | IPR005709 | Small ribosomal subunit protein uS4, bacteria | Family |
| G [auth e] | IPR000851 | Small ribosomal subunit protein uS5 | Family |
| G [auth e] | IPR005324 | Small ribosomal subunit protein uS5, C-terminal | Domain |
| G [auth e] | IPR005712 | Small ribosomal subunit protein uS5, bacteria | Family |
| G [auth e] | IPR013810 | Small ribosomal subunit protein uS5, N-terminal | Domain |
| G [auth e] | IPR020568 | Ribosomal protein uS5 domain 2-type superfamily | Homologous Superfamily |
| G [auth e] | IPR018192 | Small ribosomal subunit protein uS5, N-terminal, conserved site | Conserved Site |
| G [auth e] | IPR014721 | Small ribosomal subunit protein uS5 domain 2-type fold, subgroup | Homologous Superfamily |
| F [auth f] | IPR020815 | Small ribosomal subunit protein bS6, conserved site | Conserved Site |
| F [auth f] | IPR000529 | Small ribosomal subunit protein bS6 | Family |
| F [auth f] | IPR020814 | Small ribosomal subunit protein bS6, plastid/chloroplast | Family |
| F [auth f] | IPR035980 | Small ribosomal subunit protein bS6 superfamily | Homologous Superfamily |
| F [auth f] | IPR014717 | Translation elongation factor EF1B/small ribosomal subunit protein bS6 | Homologous Superfamily |
| E [auth h] | IPR000630 | Small ribosomal subunit protein uS8 | Family |
| E [auth h] | IPR047863 | Small ribosomal subunit protein uS8, conserved site | Conserved Site |
| E [auth h] | IPR035987 | Small ribosomal subunit protein uS8 superfamily | Homologous Superfamily |
| D [auth o] | IPR005290 | Small ribosomal subunit protein uS15, bacteria | Family |
| D [auth o] | IPR009068 | uS15/NS1, RNA-binding domain superfamily | Homologous Superfamily |
| D [auth o] | IPR000589 | Small ribosomal subunit protein uS15 | Family |
| C [auth G] | IPR020606 | Small ribosomal subunit protein uS7, conserved site | Conserved Site |
| C [auth G] | IPR000235 | Small ribosomal subunit protein uS7 | Family |
| C [auth G] | IPR005717 | Small ribosomal subunit protein uS7, bacteria/organella | Family |
| C [auth G] | IPR036823 | Small ribosomal subunit protein uS7 domain superfamily | Homologous Superfamily |
| C [auth G] | IPR023798 | Small ribosomal subunit protein uS7 domain | Domain |
| B [auth C] | IPR005704 | Small ribosomal subunit protein uS3, bacteria | Family |
| B [auth C] | IPR001351 | Small ribosomal subunit protein uS3, C-terminal | Domain |
| B [auth C] | IPR057258 | Small ribosomal subunit protein uS3 | Family |
| B [auth C] | IPR009019 | K homology domain superfamily, prokaryotic type | Homologous Superfamily |
| B [auth C] | IPR004087 | K Homology domain | Domain |
| B [auth C] | IPR004044 | K Homology domain, type 2 | Domain |
| B [auth C] | IPR015946 | K homology domain-like, alpha/beta | Homologous Superfamily |
| B [auth C] | IPR036419 | Ribosomal protein S3, C-terminal domain superfamily | Homologous Superfamily |
| B [auth C] | IPR018280 | Small ribosomal subunit protein uS3, conserved site | Conserved Site |
| R [auth J] | IPR001848 | Small ribosomal subunit protein uS10 | Family |
| R [auth J] | IPR027486 | Small ribosomal subunit protein uS10 domain | Domain |
| R [auth J] | IPR036838 | Small ribosomal subunit protein uS10 domain superfamily | Homologous Superfamily |
| R [auth J] | IPR018268 | Small ribosomal subunit protein uS10, conserved site | Conserved Site |
| Q [auth D] | IPR001209 | Small ribosomal subunit protein uS14 | Family |
| Q [auth D] | IPR018271 | Small ribosomal subunit protein uS14, conserved site | Conserved Site |
| Q [auth D] | IPR023036 | Small ribosomal subunit protein uS14, bacteria/plastid | Family |
| P [auth k] | IPR001971 | Small ribosomal subunit protein uS11 | Family |
| P [auth k] | IPR036967 | Small ribosomal subunit protein uS11 superfamily | Homologous Superfamily |
| P [auth k] | IPR019981 | Small ribosomal subunit protein uS11, bacteria | Family |
| P [auth k] | IPR018102 | Small ribosomal subunit protein uS11, conserved site | Conserved Site |
| O [auth l] | IPR006032 | Small ribosomal subunit protein uS12 | Family |
| O [auth l] | IPR005679 | Ribosomal protein uS12, bacteria | Family |
| O [auth l] | IPR012340 | Nucleic acid-binding, OB-fold | Homologous Superfamily |
| N [auth p] | IPR023803 | Small ribosomal subunit protein bS16 domain superfamily | Homologous Superfamily |
| N [auth p] | IPR000307 | Small ribosomal subunit protein bS16 | Family |
| N [auth p] | IPR020592 | Small ribosomal subunit protein bS16, conserved site | Conserved Site |
| M [auth q] | IPR019984 | Small ribosomal subunit protein uS17, bacteria/chloroplast | Family |
| M [auth q] | IPR019979 | Small ribosomal subunit protein uS17, conserved site | Conserved Site |
| M [auth q] | IPR012340 | Nucleic acid-binding, OB-fold | Homologous Superfamily |
| M [auth q] | IPR000266 | Small ribosomal subunit protein uS17 | Family |
| L [auth r] | IPR001648 | Small ribosomal subunit protein bS18 | Family |
| L [auth r] | IPR018275 | Small ribosomal subunit protein bS18, conserved site | Conserved Site |
| L [auth r] | IPR036870 | Small ribosomal subunit protein bS18 superfamily | Homologous Superfamily |
| K [auth t] | IPR036510 | Small ribosomal subunit protein bS20 superfamily | Homologous Superfamily |
| K [auth t] | IPR002583 | Small ribosomal subunit protein bS20 | Family |
| A [auth u] | IPR038380 | Small ribosomal subunit protein bS21 superfamily | Homologous Superfamily |
| A [auth u] | IPR018278 | Small ribosomal subunit protein bS21, conserved site | Conserved Site |
| A [auth u] | IPR001911 | Small ribosomal subunit protein bS21 | Family |