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SAM (Sequence Alignment/Map) format is a generic format for storing large nucleotide sequence alignments. Further information about it can be read in the SAM format specifications document.

The following example shows a valid mapped read-pair in SAM format:

ID:1:2:3    129    11    127926    1    75M    =    128047    122    CTACCAGGGCCGCTGGGAGCTGGGCAGGAGCTGAGTCCAAAGACGTTGTTGGGACCTGGAGTCGGGCCAGAGTCCG    
@@@FFFFFHDHFFGGIIGHGIIJIIIFGFEEFHECDHGCBHIGIIDCACA(;5?@?ED@;?;C?688;?(82::>? ID:1:2:3 65 11 128047 1 75M = 127926 -12 CCGGGAGGCTGCAAGTGGGTCTGAGAGGCCAACTTGAGGAGGCCTGGCCTCTGCCTCCCACATTGCCCAGCTGTTC
@@@FFADFGHHHHGIGHGCGGIIIGGHCHHIJJJIJIGD?FDGHIGHIIIIJAHGHHHGFD?DECCCCE?DCC>@C

 

 

Currently only BAM files are supported. The BAM files used as input for the Flux Capacitor should be sorted by genomic position and should have the index placed in the same folder. The index is needed to access every locus indipendently, without the need to sequentially read the whole file.


Samtools can be used to pre-process the file for the Flux capacitor:

Sort the BAM file:

samtools sort file.bam file_sorted

Create the index:

to create the index, the BAM file has to be sorted by genomic position. Then you could run:

samtools index file.bam

 

Multiple alignments:
ID:1:2:3    385    1    135712    1    76M    =    135833    122    CTACCAGGGCCGCTGGGAGCTGGGCAGGAGCTGAGTCCAAAGACGTTGTTGGGACCTGGAGTCGGGCCAGAGTCCG
@@@FFFFFHDHFFGGIIGHGIIJIIIFGFEEFHECDHGCBHIGIIDCACA(;5?@?ED@;?;C?688;?(82::>? ID:1:2:3 321 1 135833 1 76M = 135712 -12 CCGGGAGGCTGCAAGTGGGTCTGAGAGGCCAACTTGAGGAGGCCTGGCCTCTGCCTCCCACATTGCCCAGCTGTTC
@@@FFADFGHHHHGIGHGCGGIIIGGHCHHIJJJIJIGD?FDGHIGHIIIIJAHGHHHGFD?DECCCCE?DCC>@C ID:1:2:3 385 1 662078 1 76M = 662199 122 CTACCAGGGCCGCTGGGAGCTGGGCAGGAGCTGAGTCCAAAGACGTTGTTGGGACCTGGAGTCGGGCCAGAGTCCG
@@@FFFFFHDHFFGGIIGHGIIJIIIFGFEEFHECDHGCBHIGIIDCACA(;5?@?ED@;?;C?688;?(82::>? ID:1:2:3 321 1 662199 1 76M = 662078 -12 CCGGGAGGCTGCAAGTGGGTCTGAGAGGCCAACTTGAGGAGGCCTGGCCTCTGCCTCCCACATTGCCCAGCTGTTC
@@@FFADFGHHHHGIGHGCGGIIIGGHCHHIJJJIJIGD?FDGHIGHIIIIJAHGHHHGFD?DECCCCE?DCC>@C
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