>3h53B (B:) observed residues (from ATOM records)
ldngllqtppmgwlawerfrcnincdedpknciseqlfmemadrmaqdgwrdmgytylni
ddcwiggrdasgrlmpdpkrfphgipfladyvhslglklgiyadmgnftcmgypgttldk
vvqdaqtfaewkvdmlkldgcfstpeeraqgypkmaaalnatgrpiafscswpayegglp
prvqyslladicnlwrnyddiqdswwsvlsilnwfvehqdilqpvagpghwndpdmllig
nfglsleqsraqmalwtvlaapllmstdlrtisaqnmdilqnplmikinqdplgiqgrri
hkekslievymrplsnkasalvffscrtdmpyryhsslgqlnftgsviyeaqdvysgdii
sglrdetnftviinpsgvvmwylypik