>4lafB (B:) observed residues (from ATOM records)
ptkiqivfyssyghiykmaeaiaagarevgdvevtllqvpelmpeevqvksgikgyraaf
gsipyatpevlaeadaiifgtptrfgnmcsqmrnfldqtgglwmsggligkvgsvftsta
sqhggqettitsfhttllhhgmvivgvpysepgltnmteisggtpygastlagadgsrqp
senelqiarfqgkhvatiakrlann