| Protein | Synonyms | Taxonomy |
|---|
| Mothers against decapentaplegic homolog 3 | MAD homolog 3; Mad3; Mothers against DPP homolog 3; SMAD family member 3; SMAD 3; Smad3 | Gallus gallus (chicken) |
| Mothers against decapentaplegic homolog 4 | MAD homolog 4; Mothers against DPP homolog 4; Deletion target in pancreatic carcinoma 4 homolog; SMAD family member 4; SMAD 4; Smad4 | Mus musculus (house mouse) |
| Mitogen-activated protein kinase 14 | MAP kinase 14; MAPK 14; EC 2.7.11.24; Mitogen-activated protein kinase p38 alpha; MAP kinase p38 alpha; Stress-activated protein kinase 2a | Pan troglodytes (chimpanzee) |
| Bone morphogenetic protein receptor type-1B | BMP type-1B receptor; BMPR-1B; EC 2.7.11.30; Activin receptor-like kinase 6; ALK-6; RPK-1; Serine/threonine-protein kinase receptor R6; SKR6 | Gallus gallus (chicken) |
| Activin receptor type-2A | EC 2.7.11.30; Activin receptor type IIA; ACTR-IIA | Bos taurus (cattle) |
| Mitogen-activated protein kinase 13 | AtMPK13; MAP kinase 13; EC 2.7.11.24 | Arabidopsis thaliana (thale cress) |
| E3 ubiquitin-protein ligase Smurf1 | EC 2.3.2.26; HECT-type E3 ubiquitin transferase Smurf1; Lethal with a checkpoint kinase protein; SMAD ubiquitination regulatory factor 1 homolog; DSmurf | Drosophila melanogaster (fruit fly) |
| Metalloendopeptidase | | Canis lupus familiaris (dog) |
| Mothers against decapentaplegic homolog | | Bos taurus (cattle) |
| Mitogen-activated protein kinase kinase kinase 7 | | Pan troglodytes (chimpanzee) |
| TGF-beta activated kinase 1 | | Canis lupus familiaris (dog) |
| Mitogen-activated protein kinase | | Gallus gallus (chicken) |
| NRAS protein | | Bos taurus (cattle) |
| Transcription factor jun-D | | Canis lupus familiaris (dog) |