>4prcC (C:) observed residues (from ATOM records)
cfepppatttqtgfrglsmgevlhpatvkakkerdaqyppalaavkaegppvsqvyknvk
vlgnlteaeflrtmtaitewvspqegctychdennlaseakypyvvarrmlemtraintn
wtqhvaqtgvtcytchrgtplppyvryleptlplnnretpthvervetrsgyvvrlakyt
aysalnydpftmflandkrqvrvvpqtalplvgvsrgkerrplsdayatfalmmsisdsl
gtnctfchnaqtfeswgkkstpqraiawwgirmvrdlnmnylaplnaslpasrlgrqgea
pqadcrtchqgvtkplfgasrlkdypelgpik