>4unqB (B:) observed residues (from ATOM records)
mliaiegvdgagkrtlveklsgafraagrsvatlafprygqsvaadiaaealhgehgdla
ssvyamatlfaldragavhtiqglcrgydvvildryvasnaaysaarlhenaagkaaawv
qriefarlglpkpdwqvllavsaelardaelqqrtgavyaelaaqgwggrwlvvgadvdp
grlaatlap