>2w4rA (A:) observed residues (from ATOM records)
rqqfpvehvqllcincmvavghgsdlrkvegthhvnvnpnfsnyynvsrdpvvfkdwkpg
gviscrncgevwglqmiyksvklpvlkvrsmlletpqgriqakkwsrvpfsvpdfdflqh
caenlsd