| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species | 
| Q6IVW0 | Intraflagellar transport protein 57 homolog; | ift57; | NP_001001832.1 | 407 | zebrafish | 
| Q98862 | Indian hedgehog B protein; IHHB; Echidna hedgehog protein; EHH; [Cleaved into: Indian hedgehog B protein N-product; Indian hedgehog B protein C-product]; | ihhb; ehh ihh; | NP_571163.1 | 412 | zebrafish | 
| Q501X6 | Interleukin-1 receptor-associated kinase 1-binding protein 1 homolog; | irak1bp1; | NP_001018607.1 | 249 | zebrafish | 
| Q4G3H4 | Inhibitor of nuclear factor kappa-B kinase subunit alpha; I kappa-B kinase alpha; IKK-A; IKK-alpha; IkBKA; IkappaB kinase; EC 2.7.11.10; Conserved helix-loop-helix ubiquitous kinase; I-kappa-B kinase 1; IKK1; Nuclear factor NF-kappa-B inhibitor kinase alp疩?疪 | chuk; ikk1; | NP_956611.1 | 758 | zebrafish | 
| Q6DBW0 | Zinc finger protein Pegasus; Ikaros family zinc finger protein 5; | ikzf5; NP_991164.1; | XP_009291296.1 | 419 | zebrafish | 
| Q6NZ06 | Interleukin enhancer-binding factor 2 homolog; | ilf2; | NP_998401.1 | 387 | zebrafish | 
| Q6NXA4 | Interleukin enhancer-binding factor 3 homolog; | ilf3; | NP_997764.1 | 833 | zebrafish | 
| Q6NV04 | Acetolactate synthase-like protein; EC 2.2.1.-; IlvB-like protein; | ilvbl; | NP_956960.2 | 621 | zebrafish | 
| Q503E9 | Importin subunit alpha-6; Karyopherin subunit alpha-5; | kpna5; | NP_001018163.1 | 536 | zebrafish | 
| Q6GMG5 | Inosine-5'-monophosphate dehydrogenase 1a; IMP dehydrogenase 1a; IMPD 1a; IMPDH 1a; EC 1.1.1.205; | impdh1a; | NP_001002177.1 | 544 | zebrafish | 
| B0UXP9 | Inosine-5'-monophosphate dehydrogenase 2; IMP dehydrogenase 2; IMPD 2; IMPDH 2; EC 1.1.1.205; | impdh2; | NULL | 514 | zebrafish | 
| Q5RGV1 | Inosine-5'-monophosphate dehydrogenase 1b; IMP dehydrogenase 1b; IMPD 1b; IMPDH 1b; EC 1.1.1.205; | impdh1b; | NP_001014391.1 | 514 | zebrafish | 
| Q6AZD4 | Mitochondrial inner membrane protease subunit 2; EC 3.4.21.-; IMP2-like protein; | immp2l; | NP_001003755.1 | 183 | zebrafish | 
| Q2YDR3 | Inositol monophosphatase 3; IMP 3; IMPase 3; EC 3.1.3.25; Inositol monophosphatase domain-containing protein 1; Inositol-1(or 4)-monophosphatase 3; Myo-inositol monophosphatase A3; | impad1; impa3; | NP_001032657.1 | 341 | zebrafish | 
| Q642J4 | Protein IMPACT; Imprinted and ancient gene protein homolog; | impact; | NP_001005595.1 | 317 | zebrafish | 
| Q6P0F9 | Insulinoma-associated protein 1a; Insulinoma-associated 1-like protein a; Zinc finger protein IA-1a; | insm1a; | NP_991207.1 | 383 | zebrafish | 
| Q7T3H2 | Insulinoma-associated protein 1b; Insulinoma-associated 1-like protein b; Zinc finger protein IA-1b; | insm1b; | NP_955952.1 | 453 | zebrafish | 
| Q8AV61 | Insulin-induced gene 1 protein; INSIG-1; | insig1; | NP_956163.1 | 251 | zebrafish | 
| O73727 | Insulin; [Cleaved into: Insulin B chain; Insulin A chain]; | ins; | NP_571131.1 | 108 | zebrafish | 
| Q6TNU3 | Integrator complex subunit 10; Int10; | ints10; | NP_997804.1 | 715 | zebrafish | 
