Optional SAM flags

[davidvho]

Hi all,

I cannot find the documentation to explain some of the SAM flags (see an example below). Can someone help explain?

AS:i:715 NM:i:11 XI:f:0.9722 XS:i:0 XE:i:715 XR:i:393 MD:Z:142T82T45^C9A8^A3^A17G21G8A50 SV:i:2 QS:i:8 QE:i:401 CV:f:98.004990