| Variation name (cDNA level) | Variation name (protein level) | Variation status | Variation class |
| c.IVS30-1G>T (c.3839-1G>T) | Heterozygous | Mutation |
| wt codon | wt aa | mutant codon | mutant aa | mutational event | mutation type |
| GAT | Asp | spl-1 | Spl. | G->T | Tv |
| Structure | Key Residue (HCD) | Pyrimidin doublet | CpG |
| cb EGF-like #17 | Ca2+ binding |
| At the mRNA level | On restriction map |
| Skipping of exon 31, in frame | New restriction site(s): none Lost restriction site(s): none |
| Impact on splicing | ||||||||||
| Splice site type | Wild type sequence | CV | Mutant type sequence | CV | Variation (%) | |||||
| tatgttttacagAT |
| tatgttttacatAT |
| -33 % | ||||||
| Sample ID | Patient status | Gender | Transmission | Age of onset | Age of death | Geographic origin |
| USA03STA F0006 I1121 | Proband | NA | de novo | ? | U.S.A |
| Phenotypic group | Disease |
| Type IV | Neonatal MFS |
| Symptom | Severity |
| C-Aortic insufficiency | |
| C-Asc. aortic dilatation | |
| C-Cardiac malformation | Atrial septal defect |
| C-Mitral valve prolapse | |
| C-Pulmonary art. dilatation | |
| C-Tricuspid valve prolapse | |
| O-Not examined | |
| S-Arachnodactyly (M) | |
| S-Dolichostenomelia |
| Reference ID | PubMed ID | Reference |
| 28 | 8894692 | Liu W, Qian C, Comeau K, Brenn T, Furthmayr H, Francke U. "Mutant fibrillin-1 monomers lacking EGF-like domains disrupt microfibril assembly and cause severe marfan syndrome". Hum Mol Genet 1996 Oct;5(10):1581-7 . |