| 1DD1 | A:285-545; C:285-552; B:285-552 | CRYSTAL STRUCTURE ANALYSIS OF THE SMAD4 ACTIVE FRAGMENT |
| 1DEV | A:263-456; C:261-456 | CRYSTAL STRUCTURE OF SMAD2 MH2 DOMAIN BOUND TO THE SMAD-BINDING DOMAIN OF SARA |
| 1G88 | A:285-545; C:285-550; B:285-550 | S4AFL3ARG515 MUTANT |
| 1J2F | A:190-422; B:189-422 | X-RAY CRYSTAL STRUCTURE OF IRF-3 AND ITS FUNCTIONAL IMPLICATIONS |
| 1KHU | A:268-465; B:269-465; C:269-465; D:270-453 | SMAD1 CRYSTAL STRUCTURE REVEALS THE DETAILS OF BMP SIGNALING PATHWAY |
| 1KHX | A:265-466 | CRYSTAL STRUCTURE OF A PHOSPHORYLATED SMAD2 |
| 1MJS | A:228-417 | MH2 DOMAIN OF TRANSCRIPTIONAL FACTOR SMAD3 |
| 1MK2 | A:219-415 | SMAD3 SBD COMPLEX |
| 1MR1 | A:319-543; B:319-550 | CRYSTAL STRUCTURE OF A SMAD4-SKI COMPLEX |
| 1QWT | A:189-427; B:189-427 | AUTO-INHIBITORY INTERFERON REGULATION FACTOR-3 (IRF3) TRANSACTIVATION DOMAIN |
| 1U7F | A:228-424; B:314-546; C:230-424 | CRYSTAL STRUCTURE OF THE PHOSPHORYLATED SMAD3/SMAD4 HETEROTRIMERIC COMPLEX |
| 1U7V | A:270-466; B:314-549; C:272-466 | CRYSTAL STRUCTURE OF THE PHOSPHORYLATED SMAD2/SMAD4 HETEROTRIMERIC COMPLEX |
| 1YGS | A:319-543 | CRYSTAL STRUCTURE OF THE SMAD4 TUMOR SUPPRESSOR C-TERMINAL DOMAIN |
| 1ZOQ | A:196-386; B:196-386 | IRF3-CBP COMPLEX |
| 3A77 | D:190-426; A:189-427; C:189-426; B:189-426 | THE CRYSTAL STRUCTURE OF PHOSPHORYLATED IRF-3 |
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