Changes

* length of this group from the leftmost position to the rightmost position, ISIZE or TLEN

* length of this group from the leftmost position to the rightmost position, ISIZE or TLEN

* the query sequence for this alignment, SEQ

* the query sequence for this alignment, SEQ

* the query quality for this alignment, [[SAM# What is QUAL?|QUAL]], one for each base in the query sequence.

* the query quality for this alignment, [[SAM#What is QUAL?|QUAL]], one for each base in the query sequence.

* Additional optional information is also contained within the alignment, [[SAM#What are TAGs|TAGs]].  A bunch of different information can be stored here and they appear as key/value pairs.  See the spec for a detailed list of commonly used tags and what they mean.

* Additional optional information is also contained within the alignment, [[SAM#What are TAGs?|TAGs]].  A bunch of different information can be stored here and they appear as key/value pairs.  See the spec for a detailed list of commonly used tags and what they mean.

==== What is a CIGAR? ====

==== What is a CIGAR? ====