>6h4vB (B:) observed residues (from ATOM records)
tlnpsarimtfyptmeefrnfsryiayiesqgahraglakvvppkewkprasyddiddlv
ipapiqqlvtgqsglftqyniqkkamtvrefrkiansdkyctprysefeelerkywknlt
fnppiygadvngtlyekhvdewnigrlrtildlvegvntpylyfgmwktsfawhtedmdl
ysinylhfgepkswysvppehgkrlerlakgffpgsaqsceaflrhkmtlisplmlkkyg
ipfdkvtqeagefmitfpygyhagfnhgfncaestnfatrrwieygkqavlcscrkdmvk
ismdvfvrkfqperyklwkagkdntvidhtlptpeaaefl