>3iw4C (C:) observed residues (from ATOM records)
nldrvkltdfnflmvlgkgsfgkvmladrkgteelyaikilkkdvviqdddvectmvekr
vlalldkppfltqlhscfqtvdrlyfvmeyvnggdlmyhiqqvgkfkepqavfyaaeisi
glfflhkrgiiyrdlkldnvmldseghikiadfgmckehmmdgvttrefcgtpdyiapei
iayqpygksvdwwaygvllyemlagqppfdgededelfqsimehnvsypkslskeavsic
kglmtkhpakrlgcgpegerdvrehaffrridweklenreiqppfkpkvfdkfftrgqpv
ltppdqlvianidqsdfegfsyvnpqfvhpilqs