>1yqkA (A:) observed residues (from ATOM records)
sefghrtlastpalwasipcprselrldlvlpsgqsfrwreqspahwsgvladqvwtltq
teeqlhctvyrsqasrptpdeleavrkyfqldvtlaqlyhhwgsvdshfqevaqkfqgvr
llrqdpieclfsficsscnniaritgmverlcqafgprliqlddvtyhgfpslqalagpe
veahlrklglgyraryvsasaraileeqgglawlqqlressyeeahkalcilpgvgtkva
dciclmaldkpqavpvdvhmwhiaqrdyswhpttsqakgpspqtnkelgnffrslwgpya
gwaqavlfsadl