>4ay0A (A:) observed residues (from ATOM records)
gvtigesriiypldaagvmvsvkntqdypvliqsriydenkekesedpfvvtpplfrlda
kqqnslriaqaggvfprdkeslkwlcvkgippncikllvrpnelkgtpiqfaenlswkvd
ggkliaenpspfymnigeltfggksipshyippkstwafdllagarnvswriindqggld
rlysknvt