>3f6xA (A:) observed residues (from ATOM records)
lakdaweipreslrlevklgqgcfgevwmgtwngttrvaiktlspeaflqeaqvmkklrh
eklvqlyavvseepiyivteymskgslldflkgemgkylrlpqlvdmaaqiasgmayver
mnyvhrdlraanilvgenlvckvadfglarliekfpikwtapeaalygrftiksdvwsfg
illtelttkgrvpypgmvnrevldqvergyrmpcppecpeslhdlmcqcwrkdpeerptf
eylqafledyftstepqyqpgenl