>3gxuA (A:) observed residues (from ATOM records)
nevtlldsrsvqgelgwiaspleggweevsimdekntpirtyqvcnvmepsqnnwlrtdw
itregaqrvyieikftlrdcnslpgtcketfnlyyyesdndkerfienqfvkidtiaade
sftqvdigdrimklnteirdvgplskkgfylafqdvgacialvsvrvfykk