For 3 sequences. ARDE SHGLLENKLLGCDSMRWE GRDYKMALLEOWILGCD-MRWD SRDW--ALIEDCMV-CNEFRWD An o(mni problem! Consider sequences each 300 amino acids Uh oh !!! 2 sequences-( 300)2 our polynomail problem exponen 3 sequences-()3 but for sequences- 300)vFor 3 sequences…. ARDFSHGLLENKLLGCDSMRWE .::. .:::. .:::: :::. GRDYKMALLEQWILGCD-MRWD .::. ::.: .. :. .::: SRDW--ALIEDCMV-CNFFRWD An O(mnj) problem ! Consider sequences each 300 amino acids Uh Oh !!! 2 sequences – (300)2 Our polynomail problem 3 sequences – (300)3 Just became exponential! but for v sequences – (300)v