This tool produces the alignment of two given sequences using BLAST
engine for local alignment.

Program                                       


Sequence 1:      from:    to:
Enter accession or GI or sequence in FASTA format

or download from file


Sequence 2:      from:    to:
Enter accession or GI or sequence in FASTA format

or download from file
Parameters used in BLASTN program only:
Reward for a match: Penalty for a mismatch:
Matrix Open gap and extension gap penalties
Gap x_dropoff Expect value Word size Filter

Comments and suggetstions to: blast-help@ncbi.nlm.nih.gov