>5mx2A (A:) observed residues (from ATOM records)
nlwerfcnwvtstdnrlyvgwfgvimiptllaaticfviafiaappvdidgirepvsgsl
lygnniitgavvpssnaiglhfypiweaasldewlynggpyqliifhfllgascymgrqw
elsyrlgmrpwicvaysaplasafavfliypigqgsfsdgmplgisgtfnfmivfqaehn
ilmhpfhqlgvagvfggalfcamhgslvtsslirettetesanygykfgqeeetynivaa
hgyfgrlifqyasfnnsrslhfflaawpvvgvwftalgistmafnlngfnfnhsvidakg
nvintwadiinranlgmevmhernahnfpldla