Chains and heterogens:
PDB Chain Sequences:
>3vikA (A:) mdvassdtvytfpdefklgaatasyqiegawdengkgpniwdtlthehpdyvvdgatgdi addsyhlykedvkilkelgaqvyrfsiswarvlpeghdnivnqdgidyynnlinellang iepmvtmyhwdlpqalqdlggwpnlvlakysenyarvlfknfgdrvklwltfnspltfmd gyaseigmapsintpgigdylaahtvihahariyhlydqefraeqggkvgislninwcep atnsaedrascenyqqfnlglyahpifteegdypavlkdrvsrnsadegytdsrlpqfta eeveyirgthdflginfytallgksgvegyepsryrdsgviltqdaawpisasswlkvvp wgfrkelnwikneynnppvfitengfsdygglndtgrvhyytehlkemlkaihedgvnvi gytawslmdnfewlrgysekfgiyavdfedparpripkesakvlaeimntrkiperfrdl ehhhhhh
>3vikA (A:) tvytfpdefklgaatasyqiegawdengkgpniwdtlthehpdyvvdgatgdiaddsyhl ykedvkilkelgaqvyrfsiswarvlpeghdnivnqdgidyynnlinellangiepmvtm yhwdlpqalqdlggwpnlvlakysenyarvlfknfgdrvklwltfnspltfmdgyaseig mapsintpgigdylaahtvihahariyhlydqefraeqggkvgislninwcepatnsaed rascenyqqfnlglyahpifteegdypavlkdrvsrnsadegytdsrlpqftaeeveyir gthdflginfytallgksgvegyepsryrdsgviltqdaawpisasswlkvvpwgfrkel nwikneynnppvfitengfsdygglndtgrvhyytehlkemlkaihedgvnvigytawsl mdnfewlrgysekfgiyavdfedparpripkesakvlaeimntrkiperfrd