>4c74A (A:) observed residues (from ATOM records)
qppeevdvlvvgagfsglyalyrlrelgrsvhvietagdvggvwywnrypgarcdiesie
ycysfseevlqewnwteryasqpeilryinfvadkfdlrsgitfhttvtaaafdeatntw
tvdtnhgdrirarylimasgqlsvpqlpnfpglkdfagnlyhtgnwphepvdfsgqrvgv
igtgssgiqvspqiakqaaelfvfqrtphfavparnapldpefladlkkryaefreesrn
tpggthryqgpksalevsdeelvetlerywqeggpdilaayrdilrdrdanervaefirn
kirntvrdpevaerlvpkgypfgtkrlileidyyemfnrdnvhlvdtlsapietitprgv
rtsereyeldslvlatgfdaltgalfkidirgvgnvalkekwaagprtylglstagfpnl
ffiagpgspsalsnmlvsieqhvewvtdhiaymfkngltrseavlekedewvehvneiad
etlypmtaswytganvpgkprvfmlyvggfhryrqicdevaakgyegfvlt