| B3PXD7 | PNP_RHIE6 | Rhizobium etli (strain CIAT 652) | pnp RHECIAT_CH0000147 | Detail |
| A5GRD7 | PNP_SYNR3 | Synechococcus sp. (strain RCC307) | pnp SynRCC307_0543 | Detail |
| Q7UR95 | PNP_RHOBA | Rhodopirellula baltica (strain DSM 10527 / NCIMB 13988 / SH1) | pnp RB5804 | Detail |
| B7N0U9 | PNP_ECO81 | Escherichia coli O81 (strain ED1a) | pnp ECED1_3824 | Detail |
| P34471 | PRI1_CAEEL | Caenorhabditis elegans | pri-1 F58A4.4 | Detail |
| C4ZSQ5 | PNP_ECOBW | Escherichia coli (strain K12 / MC4100 / BW2952) | pnp BWG_2868 | Detail |
| Q8FXS9 | PNP_BRUSU | Brucella suis biovar 1 (strain 1330) | pnp BR2169 BS1330_I2163 | Detail |
| B8D9F8 | PNP_BUCA5 | Buchnera aphidicola subsp. Acyrthosiphon pisum (strain 5A) | pnp BUAP5A_366 | Detail |
| P49642 | PRI1_HUMAN | Homo sapiens (Human) | PRIM1 | Detail |
| B7IE23 | PNP_THEAB | Thermosipho africanus (strain TCF52B) | pnp THA_1819 | Detail |