>3geqB (B:) observed residues (from ATOM records)
ghmqtqglakdaweipreslrlevklgqgcfgevwmgtwngttrvaiktlkpgtmspeaf
lqeaqvmkklrheklvqlyavvseepiyivteymskgslldflkgemgkylrlpqlvdma
aqiasgmayvermnyvhrdlaaanilvgenlvckvadfglarlipikwtapeaalygrft
iksdvwsfgilltelttkgrvpypgmvnrevldqvergyrmpcppecpeslhdlmcqcwr
kdpeerptfeylqafledyftstepqyqpgenl