Q9BYX4 (IFIH1_HUMAN) Homo sapiens (Human)
Interferon-induced helicase C domain-containing protein 1 UniProtKBInterProSTRINGInteractive Modelling
1025 aa; Sequence (Fasta) ; (Isoform 2; )
Sequence Features
| 907 | Zinc | ||
| 910 | Zinc | ||
| 962 | Zinc | ||
| 964 | Zinc | ||
| 337 | R -> G (in AGS7; enhances the interferon signaling pathway activation; enhances the stability of filament formation; enhances dsRNA binding activity; no loss of ATP hydrolysis; dbSNP:rs587777447) VAR_071375 dbSNP | ||
| 372 | L -> F (in AGS7; enhances IFNB1 promoter activation; loss of ligand-induced responsiveness; dbSNP:rs587777576) VAR_071376 dbSNP | ||
| 393 | D -> V (in AGS7; enhances the interferon signaling pathway activation; enhances the stability of filament formation; enhances dsRNA binding activity; no loss of ATP hydrolysis; dbSNP:rs587777449) VAR_071377 dbSNP | ||
| 452 | A -> T (in AGS7; enhances IFNB1 promoter activation; loss of ligand-induced responsiveness; dbSNP:rs587777575) VAR_071378 dbSNP | ||
| 460 | H -> R (in dbSNP:rs10930046) VAR_031226 dbSNP | ||
| 495 | G -> R (in AGS7; enhances the interferon signaling pathway activation; enhances the stability of filament formation; enhances dsRNA binding activity; no loss of ATP hydrolysis; dbSNP:rs672601336) VAR_071379 dbSNP | ||
| 720 | R -> Q (in AGS7; enhances the interferon signaling pathway activation; enhances the stability of filament formation; enhances dsRNA binding activity; no loss of ATP hydrolysis; dbSNP:rs587777445) VAR_071380 dbSNP | ||
| 779 | R -> C (in AGS7; enhances the interferon signaling pathway activation; enhances the stability of filament formation; enhances dsRNA binding activity; no loss of ATP hydrolysis; dbSNP:rs587777448) VAR_071381 dbSNP | ||
| 779 | R -> H (in AGS7; enhances the interferon signaling pathway activation; enhances the stability of filament formation; enhances dsRNA binding activity; enhances IFNB1 promoter activation; no loss of ATP hydrolysis; dbSNP:rs587777446) VAR_071382 dbSNP | ||
| 822 | R -> Q (in SGMRT1; gain-of-function mutation resulting in enhanced INFB1 induction; dbSNP:rs376048533) VAR_073666 dbSNP | ||
| 843 | H -> R (in dbSNP:rs3747517) VAR_021594 dbSNP | ||
| 946 | A -> T (associated with susceptibility to IDDM19; dbSNP:rs1990760) VAR_021595 dbSNP | ||
| 208-209 | Cleavage | ||
| 216-217 | Cleavage | ||
| 251-252 | Cleavage | ||
| 8-97 | Caspase recruitment domain IPR031964PF16739 | ||
| 111-200 | Caspase recruitment domain IPR031964PF16739 | ||
| 306-491 | Helicase/UvrB, N-terminal IPR006935PF04851 | ||
| 522-692 | RIG-I receptor, C-terminal IPR041204PF18119 | ||
| 706-825 | Helicase, C-terminal IPR001650PF00271 | ||
| 904-1017 | RIG-I-like receptor, C-terminal regulatory domain IPR021673PF11648 |
Sequence Alignments
Experimental structures
| Description | Oligo-state | Ligands | Structure | Range |
|---|---|---|---|---|
| Cryo-EM structure of MDA5-dsRNA in complex with TRIM65 PSpry domain (Monomer) |
Heteromer Q6PJ69; | 1×ZN; 1×ADP; 1×ALF; 1×MG; | 7jl0 | |
| Assess | ||||
| Cryo-EM structure of MDA5-dsRNA filament in complex with TRIM65 PSpry domain (Trimer) |
Heteromer Q6PJ69; | 3×ZN; 3×ADP; 3×ALF; 3×MG; | 7jl2 | |
| Assess | ||||
| Structural Basis for dsRNA duplex backbone recognition by MDA5 | monomer | 1×ANP; 1×ZN; | 4gl2 | |
| Assess | ||||
| Crystal structure of human DECH-box RNA Helicase MDA5 (Melanoma differentiation-associated protein … | monomer | 1×NA; | 3b6e | |
| Assess | ||||
| Solution structure of MDA5 CTD | monomer | 1×ZN; | 2rqb | |
| Assess | ||||
| Crystal structure of the C-terminal domain of human MDA5 | monomer | 1×ZN; | 3ga3 | |
| Assess | ||||
Homology models
| Oligo-state | QMEAN | Template | Range | Seq id (%) | Ligands |
|---|---|---|---|---|---|
| monomer | -1.89 | 6gjz.1.A | 80.82 | 1×ANP; | |
| Assess | |||||
Homology models built on isoform sequence
| Isoform | Oligo-state | Ligands | QMEAN | Template | Range | Seq id (%) |
|---|---|---|---|---|---|---|
| Isoform 2 | homo-4-mer | -2.67 | 6bzh.1.A | 22.16 | ||
| Assess | ||||||
| Isoform 2 | monomer | -4.84 | 5wlc.41.A | 14.07 | ||
| Assess | ||||||