>1s7uG (G:) observed residues (from ATOM records)
gphsmryfetavsrpgleepryisvgyvdnkefvrfdsdaenpryeprapwmeqegpeyw
eretqkakgqeqwfrvslrnllgyynqsaggshtlqqmsgcdlgsdwrllrgylqfayeg
rdyialnedlktwtaadmaaqitrrkweqsgaaehykaylegecvewlhrylkngnatll
rtdspkahvthhprskgevtlrcwalgfypaditltwqlngeeltqdmelvetrpagdgt
fqkwasvvvplgkeqnytcrvyheglpepltlrw