Sequence alignment between 3vts(A) and UniProt seq B3EWH9 (3SBH_HEMHA):

B3EWH9 (3SBH_HEMHA): Three-finger hemachatoxin from Hemachatus haemachatus 
                 10        20        30        40        50        60 
         ---------+---------+---------+---------+---------+---------+-
UniProt: LKCHNKLVPFLSKTCPEGKNLCYKMTLMKMPKIPIKRGCTDACPKSSLLVKVVCCNKDKCN
PDB seq: LKCHNKLVPFLSKTCPEGKNLCYKMTLMKMPKIPIKRGCTDACPKSSLLVKVVCCNKDKCN
         ---------+---------+---------+---------+---------+---------+-
                 10        20        30        40        50        60