>1l2uA (A:) observed residues (from ATOM records)
avtnspvvvaldyhnrddalafvdkidprdcrlkvgkemftlfgpqfvrelqqrgfdifl
dlkfhdipntaahavaaaadlgvwmvnvhasggarmmtaarealvpfgkdaplliavtvl
tsmeasdlvdlgmtlspadyaerlaaltqkcgldgvvcsaqeavrfkqvfgqefklvtpg
irpqimtpeqalsagvdymvigrpvtqsvdpaqtlkainaslqr