>1g3uA (A:) observed residues (from ATOM records)
mliaiegvdgagkrtlveklsgafraagrsvatlafprygqsvaadiaaealhgehgdla
ssvyamatlfaldragavhtiqglcrgydvvildryvasnaaysaarlhenaagkaaawv
qriefarlglpkpdwqvllavsaelagersrgraqrdpgrardnyerdaelqqrtgavya
elaaqgwggrwlvvgadvdpgrlaatla