>4lc4A (A:) observed residues (from ATOM records)
mtrfdvltvgnaivdiisrcndqflidnqitkaamnlidaeraellysrmgpaleasggs
agntaagvanlggkaayfgnvaadqlgdifthdiraqgvhyqtkpkgafpptarsmifvt
edgersmntylgacvelgpedveadvvadakvtyfegylwdpprakeaildcariahqhg
remsmtlsdsfcvdryrgefldlmrsgkvdivfanrqealslyqtddfeealnriaadck
iaavtmsengavilkgreryyvnairirevvdttgagdlfasgflygytqgrsledcgkl
gclaagiviqqigprpmtslseaakqagli