Contig is the unpadded contig read is the padded contig fasta is the reference fasta. I have solved this problem already. As I have stated, i wanted to be able to align both sequences and "events" so that i could align it with the data about the sequence. In this example, i have the reference sequence aligned with the gapped contig and all SNPs, gaps, insertions, deletions, regions of low quality (called events - S stands for SMTP) and ND (regions without reads) plus mapped genes and microarrays probes. Now i can try to correlate modifications of the dna with microarray profiles and disruptions of important genes. Well, might be a long shot. Regards, SNP || INSERTION SNP INSERTION || | | | REFERENCE: 1 A--------------------------------------------------TTC-ACATCTCTTTGTTGCGCGATGTGATTGGCTTCTTC-CCCCTAAGG 100 CONTIG : 1 AGCACATCGACAATTTTTGGGGGTCATACACTGATCTCCTGGCTTTAGATCGCCAACATCTCTTTGTTGCGCGATGTGATTGTCTTCTTCACCGCGAAGG 100 SNP : 1 s--------------------------------------------------ss-----------------------------s----------s-s---- 100 SNPS INS : 1 -iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii---i-----------------------------------i--------- 100 INSERTIONS GAP : 1 ---------------------------------------------------------------------------------------------------- 100 GAPS DEL : 1 ---------------------------------------------------------------------------------------------------- 100 DELETIONS EVENT : 1 M--------------------------------------------------SSS-SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS-SSSSSSSSS 100 LOW QUALITY ND : 1 ---------------------------------------------------------------------------------------------------- 100 LOW COV./NO DATA GENE : 1 -------------------------------------------------------CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC-CCCCCCCCC 100 GENE MICRO : 1 ---------------------------------------------------------------------------------------------------- 100 MICROARRAY SNP DELETION | | | REFERENCE : 101 CGCCGCCAGGGGGCCGGCCGGGCACACTGGCGTTTTTTTCACAACCTCCTGGCTGGTCAGCATCTCTGCGATCCTTGTGATAAAAGAGGCTACGTATCGT 200 CONTIG : 101 CGCCGCCAGGGGTCTGGCCGGTCACACTGG*GTGAGTTTCACAACCTCCTGTCTGGTCAGCATCTCTGCGATCCTTGTGATAAAAGAGGCTACGTATCGT 200 SNP : 101 ------------s-s------s-----------sss---------------s------------------------------------------------ 200 INS : 101 ---------------------------------------------------------------------------------------------------- 200 GAP : 101 ---------------------------------------------------------------------------------------------------- 200 DEL : 101 ------------------------------d--------------------------------------------------------------------- 200 EVENT : 101 SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS 200 LOW QUALITY ND : 101 ---------------------------------------------------------------------------------------------------- 200 GENE : 101 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 200 GENE MICRO : 101 ---------------------------------------------------------------------------------------------------- 200 GAP | REFERENCE: 5801 GGAGGTCATTCTTGAGCGGGGGGAACTGGATGTCCCTCCATGAGTTGACAAGGTCGAGTTTGGGGACTGCGTGGGACA-TTGTGTGT-TATG-GTATGTA 5900 CONTIG : 5801 GGAGGTCATTCTTGAGCGGGGGGAACTGGATGTCCCTCCATGAGTTGACAAGGTCGAGTTTGGGGACTGCGTGGGACA*TTGTGTGT*TATG*GTATGTA 5900 SNP : 5801 ---------------------------------------------------------------------------------------------------- 5900 INS : 5801 ---------------------------------------------------------------------------------------------------- 5900 GAP : 5801 ------------------------------------------------------------------------------g--------g----g------- 5900 DEL : 5801 ---------------------------------------------------------------------------------------------------- 5900 EVENT : 5801 ---------------------------------------------------------------------------------------------------- 5900 ND : 5801 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx-xxxxxxxx------------- 5900 LOW QUAl GENE : 5801 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC-CCCCCCCC-CCCC-CCCCCCC 5900 GENE MICRO : 5801 ---------------------------------------------------------------------------------------------------- 5900 ---------------- s.