Figure 1.
MMP21 mutations identified in 9 affected families. (a) Pedigrees of families 1-9. MMP21 variants refer to RefSeq transcript NM_147191.1. Index cases (including those submitted to HaloPlex sequencing) are indicated in red. (b) Domain structure of MMP21 with mutations identified. S.P., signal peptide; Hx, hemopexin repeat. (c), Radiography of a normal individual and of patients F6-III:3 and F5-II:4.