| LocusLink | Name | P-value | Description |
| 5498 | PPOX | <1e-14 | protoporphyrinogen oxidase.PPO.protoporphyrinogen oxidase. |
| 7389 | UROD | 8.74905e-10 | uroporphyrinogen decarboxylase.PCT.uroporphyrinogen decarboxylase. |
| 1371 | CPO | 8.74905e-10 | coproporphyrinogen oxidase (coproporphyria, harderoporphyria).CPX; HCP.coproporphyrinogen oxidase (coproporphyria, harderoporphyria). |
| 1356 | CP | 1.13567e-08 | ceruloplasmin (ferroxidase)..ceruloplasmin (ferroxidase). |
| 7390 | UROS | 5.04529e-08 | uroporphyrinogen III synthase (congenital erythropoietic porphyria)..uroporphyrinogen III synthase. |
| 2235 | FECH | 9.72158e-07 | ferrochelatase (protoporphyria).EPP; FCE.ferrochelatase. |
| 3145 | HMBS | 7.73692e-06 | hydroxymethylbilane synthase.AIP; UPS; PBGD.hydroxymethylbilane synthase. |
| 212 | ALAS2 | 7.73692e-06 | aminolevulinate, delta-, synthase 2 (sideroblastichypochromic anemia).ASB; ANH1.aminolevulinate, delta-, synthase 2. |
| 7364 | UGT2B7 | 1.1506e-05 | UDP glycosyltransferase 2 family, polypeptide B7.UGT2B9.UDP glycosyltransferase 2 family, polypeptide B7. |
| 7366 | UGT2B15 | 1.1506e-05 | UDP glycosyltransferase 2 family, polypeptide B15.UGT2B8.UDP glycosyltransferase 2 family, polypeptide B15. |
| 645 | BLVRB | 6.84819e-05 | biliverdin reductase B (flavin reductase (NADPH)).FLR; BVRB.biliverdin reductase B (flavin reductase (NADPH)). |
| 7363 | UGT2B4 | 0.00144473 | UDP glycosyltransferase 2 family, polypeptide B4.UGT2B11.UDP glycosyltransferase 2 family, polypeptide B4. |
| 644 | BLVRA | 0.00324474 | biliverdin reductase A.BLVR; BVRA.biliverdin reductase A. |
| 54578 | UGT1A6 | 0.00684645 | UDP glycosyltransferase 1 family, polypeptide A6.GNT1; HLUGP; UGT1F; HLUGP1; MGC29860.UDP glycosyltransferase 1 family, polypeptide A6. |
| 210 | ALAD | 0.00706754 | aminolevulinate, delta-, dehydratase.ALADH; MGC5057.delta-aminolevulinic acid dehydratase. |