>3ch1A (A:) SEQRES residues
gphsmryfetavsrpgleepryisvgyvdnkefvrfdsdaenpryeprapwmeqegpeyw
eretqkakgqeqwfrvslrnllgyynqsaggshtlqqmsgcdlgsdwrllrgylqfayeg
rdyialnedlktwtaadmaaqitrrkweqsgaaehykaylegecvewlhrylkngnatll
rtdspkahvthhprskgevtlrcwalgfypaditltwqlngeeltqdmelvetrpagdgt
fqkwasvvvplgkeqnytcrvyheglpepltlrwep