>3rupB (B:) observed residues (from ATOM records)
mldkivianrgeialrilrackelgiktvavhssadrdlkhvlladetvcigpapsvksy
lnipaiisaaeitgavaihpgygflsenanfaeqversgfifigpkaetirlmgdkvsai
aamkkagvpcvpgsdgplgddmdknraiakrigypviikasgggggrgmrvvrgdaelaq
sismtraeakaafsndmvymekylenprhveiqvladgqgnaiylaerdcsmqrrhqkvv
eeapapgitpelrryigercakacvdigyrgagtfeflfengefyfiemntriqvehpvt
emitgvdlikeqlriaagqplsikqeevhvrghavecrinaedpntflpspgkitrfhap
ggfgvrweshiyagytvppyydsmigklicygenrdvaiarmknalqeliidgiktnvdl
qirimndenfqhggtnihylekklgl