>6xc9J (J:) observed residues (from ATOM records)
gvtqtpryliktrgqqvtlscspisghrsvswyqqtpgqglqflfeyfsetqrnkgnfpg
rfsgrqfsnsrsemnvstlelgdsalylcasslsasggatdtqyfgpgtrltvledlknv
fppevavfepseaeishtqkatlvclatgffpdhvelswwvngkevhsgvctdpqplkeq
palndsryalssrlrvsatfwqnprnhfrcqvqfyglsendewtqdrakpvtqivsaeaw
grad