Input a simple amino acid sequence without any titles.

White space and other non-valid characters are removed prior to alignment computation.

The following is the sequence of the alpha subunit of human hemoglobin (HBA_HUMAN)

        10         20         30         40         50         60 
MVLSPADKTN VKAAWGKVGA HAGEYGAEAL ERMFLSFPTT KTYFPHFDLS HGSAQVKGHG 

        70         80         90        100        110        120 
KKVADALTNA VAHVDDMPNA LSALSDLHAH KLRVDPVNFK LLSHCLLVTL AAHLPAEFTP 

       130        140 
AVHASLDKFL ASVSTVLTSK YR