>3tqtB (B:) observed residues (from ATOM records)
klhisvlcggqsteheisiqsaknivntldaakylisvifidhvgrwylidqpemflahs
pdhlvkegsarpitiafkpwqsldgrrysadcvfpmvhgtqgedgalqgllellnlpyvg
anvqssavcmekdltktvlraggipvvdwhtlsprdategvyqrlldrwgtselfvkavs
lgssvatlpvkteteftkavkevfryddrlmveprirgreiecavlgngapkaslpgeii
ttttsesvtkqiqqiaidafkmvhcsgmarvdffvtpnnkvlvneintipgftnismypk
mweasglpcpnlldqlielaidrhqeqqklircyevk