>2q4cA (A:) observed residues (from ATOM records)
satlkvsdsvpapsddaeqlrtafeedliisilahrsaeqrkvirqayhetygedllktl
dkelsndferaillwtlepgerdallaneatkrwtssnqvlmevactrtstqllharqay
harykksleedvahhttgdfrkllvslvtsyryegdevnmtlakqeaklvhekikdkhyn
dedvirilstrskaqinatfnryqddhgeeilksleegddddkflallrstiqcltrpel
yfvdvlrsainktgtdegaltrivttraeidlkvigeeyqrrnsiplekaitkdtrgdye
kmlvallgedda