>1yifA (A:) observed residues (from ATOM records)
kitnpvlkgfnpdpsicragedyyiavstfewfpgvqihhskdlvnwhlvahplqrvsql
dmkgnpnsggvwapclsysdgkfwliytdvkvvdgawkdchnylvtcetingdwsepikl
nssgfdaslfhdtdgkkyllnmlwdhridrhsfggiviqeysdkeqkligkpkvifegtd
rklteaphlyhignyyylltaeggtryehaatiarsaniegpyevhpdnpiltswhdpgn
plqkcghasivqthtdewylahltgrpihpdddsifqqrgycplgretaiqklywkdewp
yvvggkegslevdapsipetifeatypevdefedstlninfqtlripftnelgsltqapn
hlrlfghesltstftqafvarrwqslhfeaetavefypenfqqaaglvnyyntenwtalq
vthdeelgrilelticdnfsfsqplnnkiviprevkyvylrvniekdkyyyfysfnkedw
hkidialeskklsddyirgggfftgafvgmqcqdtggnhipadfryfrykek