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How to use UniProt tools

What analysis tools are provided?

UniProt provides four tools to analyse protein data. These are: 1) Blast; 2) Align; 3) ID mapping; 4) Peptide search (Figure 46).

Figure 46 Analysis tools provided on the UniProt website.

What do the tools do?

1) ‘BLAST’ (Basic Local Alignment Search Tool) is used for sequence similarity searching.

2) ‘Align’ is used for multiple sequence alignment.

3) ‘Peptide search’ allows you to submit short peptide sequences of at least three residues and find all UniProtKB sequences which have an exact match to the query sequence.

4) ‘ID mapping’ allows you to use a list of identifiers to retrieve batches of UniProtKB entries and to convert database identifiers from UniProt to external databases or vice versa.

How to access the tools

Header links: All four analysis tools can be accessed from links in the header which appears at the top of each page (Figure 47).

Figure 47 How to access analysis tools on the UniProt website.

Tools tab: You can also access the BLAST, Align and ID mapping tools from the ‘Tools’ tab in each entry (Figure 48).

Figure 48 How to access analysis tools from a UniProt entry.