>4ym3C (C:) observed residues (from ATOM records)
gpptfnppvpyfgrlqggltarrtiiikgyvpptgksfainfkvgssgdialhinprmgn
gtvvrnsllngswgseekkithnpfgpgqffdlsircgldrfkvyangqhlfdfahrlsa
fqrvdtleiqgdvtlsyvqi