>6iusB (B:) observed residues (from ATOM records)
ldqtnrysdlslkedeliasgdyvlcaylmkpksgygyleaaahfaaesstgtvdalvye
ideakelmkiaypvdlfdiniidgramlasfltltignnqgmgdieyakmldfymppkyl
rlydgpavniqdmwrilgrpienggyiagtiikpklglrpepfaeaayqfwlggdfiknd
epqgnqpfspmkktiplvadamrraqdetgeaklfsanitaddpaemiargefvletfgf
easqvaflvdgyvagptavatarrnfpnqflhfhraghgavtspqskrgytafvhikmtr
llgasgmhvgtliaymierdsadgpfyhqewagmkpttpiisggmnalrlpgffenlghg
nvintagggtyghidspaagavslrqayecwkegadpveyakehkefarafesfphdad