>3rvhA (A:) observed residues (from ATOM records)
sesetlnpsarimtfyptmeefrnfsryiayiesqgahraglakvvppkewkprasyddi
ddlvipapiqqlvtgqsglftqyniqkkamtvrefrkiansdkyctprysefeelerkyw
knltfnppiygadvngtlyekhvdewnigrlrtildlvekesgitiegvntpylyfgmwk
tsfawhtedmdlysinylhfgepkswysvppehgkrlerlakgffpgsaqsceaflrhkm
tlisplmlkkygipfdkvtqeagefmitfpygyhagfnhgfncaestnfatrrwieygkq
avlcscrkdmvkismdvfvrkfqperyklwkagkdntvidhtlptpeaaef