| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| Q5XIH9 | 4-hydroxyphenylpyruvate dioxygenase-like protein; EC 1.13.-.-; Glyoxalase domain-containing protein 1; | Hpdl; Gloxd1; | NP_001014090.1; | 371 | rat |
| O35543 | Hematopoietic prostaglandin D synthase; H-PGDS; EC 5.3.99.2; GST class-sigma; Glutathione S-transferase; EC 2.5.1.18; Glutathione-dependent PGD synthase; Glutathione-requiring prostaglandin D synthase; Prostaglandin-H2 D-isomerase; | Hpgds; Gsts Pgds Ptgds2; | NP_113832.1; | 199 | rat |
| Q80V38 | Host cell factor C1 regulator 1; HCF-1 beta-propeller-interacting protein; Inhibitor of four 2; | Hcfc1r1; Hpip; | NP_001093962.1;NP_001171976.1; | 116 | rat |
| P03994 | Hyaluronan and proteoglycan link protein 1; Cartilage-linking protein 1; Cartilage-link protein; Proteoglycan link protein; | Hapln1; Crtl1; | XP_006231810.1;XP_008758856.1; | 354 | rat |
| Q9ESM2 | Hyaluronan and proteoglycan link protein 2; Brain link protein 1; | Hapln2; Bral1; | NP_071621.1; | 341 | rat |
| P32755 | 4-hydroxyphenylpyruvate dioxygenase; EC 1.13.11.27; 4-hydroxyphenylpyruvic acid oxidase; 4HPPD; HPD; HPPDase; F Alloantigen; F protein; | Hpd; | NP_058929.1; | 393 | rat |
| P27605 | Hypoxanthine-guanine phosphoribosyltransferase; HGPRT; HGPRTase; EC 2.4.2.8; | Hprt1; Hprt; | NP_036715.1;XP_008771881.1; | 218 | rat |
| Q7M733 | Hermansky-Pudlak syndrome 6 protein homolog; Ruby-eye protein homolog; Ruby-eye-like protein; Ru; | Hps6; | NP_852097.1; | 809 | rat |
| Q71RP1 | Heparanase; EC 3.2.1.166; Endo-glucoronidase; [Cleaved into: Heparanase 8 kDa subunit; Heparanase 50 kDa subunit]; | Hpse; Hep; | NP_072127.1; | 536 | rat |
| P06866 | Haptoglobin; Liver regeneration-related protein LRRG173; Zonulin; [Cleaved into: Haptoglobin alpha chain; Haptoglobin beta chain]; | Hp; | NP_036714.2; | 347 | rat |
| B0BNL4 | Heme transporter HRG1; Heme-responsive gene 1 protein homolog; HRG-1; Solute carrier family 48 member 1; | Slc48a1; Hrg1; | NP_001120928.1; | 146 | rat |
| Q99PS8 | Histidine-rich glycoprotein; Histidine-proline-rich glycoprotein; HPRG; Histidine-rich glycoprotein 1; HRG1; | Hrg; Hrg1; | NP_596919.1; | 525 | rat |
| P31390 | Histamine H1 receptor; H1R; HH1R; | Hrh1; | NP_058714.1; | 486 | rat |
| P25102 | Histamine H2 receptor; H2R; HH2R; Gastric receptor I; | Hrh2; | NP_037097.3; | 358 | rat |
| Q9QYN8 | Histamine H3 receptor; H3R; HH3R; | Hrh3; | NP_001257493.1;NP_001257494.1;NP_001257497.1;NP_445958.1; | 445 | rat |
| Q91ZY1 | Histamine H4 receptor; H4R; HH4R; | Hrh4; | NP_571984.1; | 391 | rat |
| P62817 | Activator of apoptosis harakiri; BH3-interacting domain-containing protein 3; Neuronal death protein DP5; | Hrk; Bid3 Dp5; | NP_476471.1; | 92 | rat |
| P53817 | HRAS-like suppressor 3; HRSL3; EC 3.1.1.32; EC 3.1.1.4; Group XVI phospholipase A1/A2; H-rev 107 protein; | Pla2g16; H-rev107 Hrasls3 Hrev107; | NP_058756.2; | 160 | rat |
| Q66HA8 | Heat shock protein 105 kDa; Heat shock 110 kDa protein; | Hsph1; Hsp105 Hsp110; | NP_001011901.1; | 858 | rat |
| Q9ESG5 | Heparan sulfate glucosamine 3-O-sulfotransferase 1; EC 2.8.2.23; Heparan sulfate D-glucosaminyl 3-O-sulfotransferase 1; Heparan sulfate 3-O-sulfotransferase 1; | Hs3st1; 3ost 3ost1; | NP_445843.1; | 311 | rat |
