>3dqxB (B:) observed residues (from ATOM records)
aweipreslrlevklgqgcfgevwmgtwngttrvaiktlkpgtmspeaflqeaqvmkklr
heklvqlyavvseepiyivteymskgslldflkgemgkylrlpqlvdmaaqiasgmayve
rmnyvhrdlraanilvgenlvckvadfglarlieqgakfpikwtapeaalygrftiksdv
wsfgilltelttkgrvpypgmvnrevldqvergyrmpcppecpeslhdlmcqcwrkdpee
rptfeylqafledyftstepqyqpgenl