| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species | 
| A0JME6 | Isochorismatase domain-containing protein 2, mitochondrial; | isoc2; | NP_001073422.2 | 197 | zebrafish | 
| A0JPF9 | Isoprenoid synthase domain-containing protein; EC 2.7.7.-; 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase-like protein; | ispd; NP_001071270.1; | XP_005157821.1 | 462 | zebrafish | 
| A5WVX0 | Inosine triphosphate pyrophosphatase; ITPase; Inosine triphosphatase; EC 3.6.1.19; Non-canonical purine NTP pyrophosphatase; Non-standard purine NTP pyrophosphatase; Nucleoside-triphosphate diphosphatase; Nucleoside-triphosphate pyrophosphatase; NTPase; | itpa; | NP_001093456.1 | 203 | zebrafish | 
| Q7ZU91 | Inositol-tetrakisphosphate 1-kinase; EC 2.7.1.134; Inositol 1,3,4-trisphosphate 5/6-kinase; Inositol-triphosphate 5/6-kinase; Ins(1,3,4)P(3) 5/6-kinase; EC 2.7.1.159; | itpk1; NP_998182.1; | XP_009298398.1 | 396 | zebrafish | 
| Q803A0 | Protein Jade-1; Jade family PHD finger protein 1; PHD finger protein 17; | jade1; phf17; | NP_956099.1 | 829 | zebrafish | 
| Q7ZVP1 | Protein Jade-3; Jade family PHD finger protein 3; PHD finger protein 16; | jade3; phf16; | NP_970614.1 | 795 | zebrafish | 
| Q90Y57 | Protein jagged-1a; Jagged1; Jagged1a; | jag1a; jag1; | NP_571936.1 | 1242 | zebrafish | 
| Q90Y54 | Protein jagged-1b; Jagged1b; Jagged3; | jag1b; jag3; | NP_571938.1 | 1213 | zebrafish | 
| O12990 | Tyrosine-protein kinase JAK1; EC 2.7.10.2; Janus kinase 1; JAK-1; | jak1; | NULL | 1153 | zebrafish | 
| Q1LVC2 | Protein Jumonji; Jumonji/ARID domain-containing protein 2; | jarid2b; jmj; | NP_001189388.1 | 1319 | zebrafish | 
| Q6DGM8 | Jun dimerization protein 2; | jdp2; NP_001002493.1; | XP_005160914.1 | 156 | zebrafish | 
| Q5XJX0 | Protein jagunal homolog 1-A; | jagn1a; | NP_001005774.1 | 183 | zebrafish | 
| Q1L864 | Protein jagunal homolog 1-B; | jagn1b; | XP_009294716.1 | 183 | zebrafish | 
| Q08BY5 | JmjC domain-containing protein 4; Jumonji domain-containing protein 4; | jmjd4; | NP_001070096.1 | 422 | zebrafish | 
| Q6PFM0 | Bifunctional arginine demethylase and lysyl-hydroxylase JMJD6; EC 1.14.11.-; Histone arginine demethylase JMJD6; JmjC domain-containing protein 6; Jumonji domain-containing protein 6; Lysyl-hydroxylase JMJD6; Peptide-lysine 5-dioxygenase JMJD6; Phosphatid疩?疪 | jmjd6; psr ptdsr; NP_739567.2; | XP_005168542.1 | 403 | zebrafish | 
| Q6NVC9 | Junction-mediating and -regulatory protein; | jmy; | NP_998437.1 | 846 | zebrafish | 
| Q6NZ18 | UPF0469 protein KIAA0907 homolog; | NULL | NP_997758.1; | 570 | zebrafish | 
| Q5RG44 | Uncharacterized protein KIAA1211 homolog; | NULL | XP_009300880.1; | 1079 | zebrafish | 
| Q6P6Y1 | LisH domain and HEAT repeat-containing protein KIAA1468 homolog; | NULL | NP_957138.1; | 1189 | zebrafish | 
| Q1LWM5 | Uncharacterized protein KIAA1522 homolog; | NULL | NP_001076559.1; | 1325 | zebrafish | 
