>1s7xD (D:) observed residues (from ATOM records)
gphsmryfetavsrpgleepryisvgyvdnkefvrfdsdaenpryeprapwmeqegpeyw
eretqkakgqeqwfrvslrnllgyynqsaggshtlqqmsgcdlgsdwrllrgylqfayeg
rdyialnedlktwtaadmaaqitrrkweqsgaaehykaylegecvewlhrylkngnatll
rtdspkahvthhprskgevtlrcwalgfypaditltwqlngeeltqdmelvetrpagdgt
fqkwasvvvplgkeqnytcrvyheglpepltlrwep