>4pg3A (A:) observed residues (from ATOM records)
prlyfenrskfiqdqkdkginpyphkfertisipefiekykdlgngehledtilnitgri
mrvsasgqklrffdlvgdgekiqvlanysfhnhekgnfaecydkirrgdivgivgfpgks
kkgelsifpketillsaclhmlpmkyglteiryrqryldllinessrhtfvtrtkiinfl
rnflnergffevetpmmnliagganarpfithhndldldlylriatelplkmlivggidk
vyeigkvfrnegidnthnpeftscefywayadyndlikwsedffsqlvyhlfgtykisyn
kdgpenqpieidftppypkvsiveeiekvtntileqpfdsnetiekminiikehkielpn
pptaaklldqlashfienkyndkpffivehpqimsplakyhrtkpglterlemficgkev
lnaytelndpfkqkecfldsafctsleyglpptgglglgidritmfltnknsikdvilfp
tmrp