>4q21_ (-) observed residues (from ATOM records)
mteyklvvvgaggvgksaltiqliqnhfvdeydptiedsyrkqvvidgetclldildtag
qeeysamrdqymrtgegflcvfainntksfedihqyreqikrvkdsddvpmvlvgnkcdl
aartvesrqaqdlarsygipyietsaktrqgvedafytlvreirqhklr