>3r5tA (A:) observed residues (from ATOM records)
nvwprtfqnadgsittipsqpkrilstavtvtgtllaidapviasaattqstffeqwrkl
aelrqvkklwpagsvdlesvyveqpdlivvsmigadsardqipllqaiaptilvdysdqt
wqslaqqlglatgleeqaertihnfeqwtkqvrdvldlpkgranivsyhgpgvvnavaka
qsahaqllqsvgvvleepdpawqagsivhrdflrihyehltqlqaettflitmtdqqaqa
flhdpilknlpsiqrkqvyglgensfridlfsareiinsllrrfageqaqslvmpl