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