FBLN1 and pachyonychia congenita: We did not observe a significant difference in the expression of fibulin-1 between healthy individuals and PC patients (Figure S2A; https://ualcan.path.uab.edu/cgi-bin/TCGAExResultNew2.pl?genenam=FBLN1&ctype=PAAD, accessed on 28 September 2024), or a significant correlation between poor prognosis and fibulin-1 expression (Figure S2B; https://ualcan.path.uab.edu/cgi-bin/TCGA-survival1.pl?genenam=FBLN1&ctype=PAAD, accessed on 28 September 2024).