Extracts and formats protein names from UniProt entry strings. Processes semicolon-separated entries and extracts the second element from pipe-delimited strings.
format_uni(str1, sep = ";", pipe = "\\|")A character string of formatted names.
format_uni("P12345|Protein A|GENE1;Q67890|Protein B|GENE2")
#> [1] "Protein A;Protein B"
# Returns: "Protein A;Protein B"