>4yujA (A:) observed residues (from ATOM records)
vnptvffdiavdgeplgrvsfelfadkvpktaenfralstgekgfgykgscfhriipgfm
cqggdftrhngtggksiygekfedenfilkhtgpgilsmanagpntngsqffictaktew
ldgkhvvfgkvkegmniveamerfgsrngktskkitiadcgql