>3tzhB (B:) observed residues (from ATOM records)
sqfmnlegkvalvtgasrgigkaiaellaergakvigtatsesgaqaisdylgdngkgma
lnvtnpesieavlkaitdefggvdilvnnagitrdnllmrmkeeewsdimetnltsifrl
skavlrgmmkkrqgriinvgsvvgtmgnagqanyaaakagvigftksmarevasrgvtvn
tvapgaietdmtkalndeqrtatlaqvpagrlgdpreiasavaflaspeaayitgetlhv
nggmymi