>3tjrB (B:) observed residues (from ATOM records) gflsgfdgraavvtggasgiglatatefarrgarlvlsdvdqpaleqavnglrgqgfdah gvvcdvrhldemvrladeafrllggvdvvfsnagivvagplaqmnhddwrwvididlwgs ihaveaflprlleqgtgghiaftasfaglvpnaglgtygvakygvvglaetlarevkpng igvsvlcpmvvetklvsnseriafgplptqdesvsaddvarltadailanrlyilphaaa resirrrferidrtfdeqaaegwth