>3qvuB (B:) observed residues (from ATOM records)
srqpleyvkgvplikyfaealgplqsfqarpddllistypksgttwvsqildmiyqggdl
ekchrapifnrvpflefkapgipsgmetlkdtpaprllkthlplallpqtlldqkvkvvy
varnakdvavsyyhfyhmakvhpdpgtwdsflekfmvgevcygswyqhvqewwelsrthp
vlylfyedmkenpkreiqkilefvghslpeetvdfmvqhtsfkemkknpmtnyttipqei
mdhsispfmrkgmagdwkttftvaqnerfdadyaekmagcslsfrsel