>5xc0A (A:) observed residues (from ATOM records)
vqpfaaqvasladryeesfdigaavephqlngrqgkvlkhhynsivaenamkpislqpee
gvftwdgadaivefarknnmnlrfhtlvwhnqvpdwffldeegnpmveetneakrqanke
lllerlethiktvverykddvtawdvvnevvddgtperglresvwyqitgdeyirvafet
arkyagedaklfindyntevtpkrdhlynlvqdlladgvpidgvghqahiqidwptidei
rtsmemfaglgldnqvteldvslygwpprpafptydaipqerfqaqadrynqlfelyeel
dadlssvtfwgiadnhtwlddrareyndgvgkdapfvfdpnyrvkpafwriid