| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species | 
| Q3T1I4 | Protein PRRC1; Proline-rich and coiled-coil-containing protein 1; | Prrc1; | NP_001029059.1; | 443 | rat | 
| P81278 | Prolactin-releasing peptide; PrRP; Prolactin-releasing hormone; [Cleaved into: Prolactin-releasing peptide PrRP31; Prolactin-releasing peptide PrRP20]; | Prlh; Prh; | NP_071558.1;XP_006245540.1; | 83 | rat | 
| Q6MG82 | Proline-rich transmembrane protein 1; Dispanin subfamily D member 1; DSPD1; | Prrt1; Ng5; | NP_001027456.1; | 306 | rat | 
| D3ZFB6 | Proline-rich transmembrane protein 2; Dispanin subfamily B member 3; DSPB3; | Prrt2; | NP_001263399.1; | 344 | rat | 
| D4A9R4 | Proline-rich transmembrane protein 4; | Prrt4; | NP_001102696.1;XP_006236282.1;XP_008761039.1; | 902 | rat | 
| P63014 | Paired mesoderm homeobox protein 1; Paired-related homeobox protein 1; PRX-1; rHox; | Prrx1; | NP_722543.1;XP_006250213.1; | 245 | rat | 
| Q6AY61 | Serine protease 23; EC 3.4.21.-; | Prss23; | NP_001007692.1; | 383 | rat | 
| Q6BEA2 | Serine protease 27; EC 3.4.21.-; Marapsin; Pancreasin; | Prss27; Mpn; | NP_891994.3; | 328 | rat | 
| P83748 | Serine protease 30; EC 3.4.21.-; Distal intestinal serine protease; Transmembrane serine protease 1; TMSP-1; Transmembrane serine protease 8; | Prss30; Disp Tmprss8 Tmsp-1 Tmsp1; | NP_955403.1; | 304 | rat | 
| Q5R212 | Inactive serine protease 35; | Prss35; | NP_001008560.1; | 406 | rat | 
| Q6AXZ6 | Serine protease 40; EC 3.4.21.-; Testicular serine protease 2; | Prss40; Tesp2; | NP_001013244.1; | 369 | rat | 
| Q6IE62 | Inactive serine protease 45; Inactive testis serine protease 5; | Prss45; Tessp5; | NP_001008864.1; | 330 | rat | 
| Q6IE63 | Serine protease 46; EC 3.4.21.-; Testis-specific serine protease-6; | Prss46; Tessp6; | NP_001008865.1;XP_006244055.1; | 314 | rat | 
| P62193 | 26S protease regulatory subunit 4; P26s4; 26S proteasome AAA-ATPase subunit RPT2; Proteasome 26S subunit ATPase 1; | Psmc1; | NP_476464.1; | 440 | rat | 
| Q6AY28 | Inactive serine protease 54; Plasma kallikrein-like protein 4; | Prss54; Klkbl4; | NP_001013910.1;XP_008770495.1; | 382 | rat | 
| Q6IE59 | Serine protease 57; EC 3.4.21.-; Complement factor D-like protein; Serine protease 1-like protein 1; | Prss57; Df2 Prssl1; | NP_001003956.1;XP_006241041.1; | 278 | rat | 
| Q6IE06 | Putative inactive serine protease 58; EC 3.4.21.4; Trypsin-X3; | Prss58; Tryx3; | NP_001009174.1; | 240 | rat | 
| Q63569 | 26S protease regulatory subunit 6A; 26S proteasome AAA-ATPase subunit RPT5; Proteasome 26S subunit ATPase 3; Spermatogenic cell/sperm-associated Tat-binding protein homolog SATA; Tat-binding protein 1; TBP-1; | Psmc3; Tbp1; | NP_113783.1; | 439 | rat | 
| Q63570 | 26S protease regulatory subunit 6B; 26S proteasome AAA-ATPase subunit RPT3; Proteasome 26S subunit ATPase 4; S6 ATPase; Tat-binding protein 7; TBP-7; | Psmc4; Tbp7; | NP_476463.1; | 418 | rat | 
| Q63347 | 26S protease regulatory subunit 7; 26S proteasome AAA-ATPase subunit RPT1; Proteasome 26S subunit ATPase 2; Protein MSS1; | Psmc2; Mss1; | NP_150239.1; | 433 | rat | 
