Chains and heterogens:
PDB Chain Sequences:
>6l90A (A:) mekgdthilvfpfpsqghinpllqlskrliakgikvslvttlhvsnhlqlqgaysnsvki evisdgsedrletdtmrqtldrfrqkmtknledflqkamvssnppkfilydstmpwvlev akefgldrapfytqscalnsinyhvlhgqlklppetptislpsmpllrpsdlpaydfdpa stdtiidlltsqysniqdanllfcntfdklegeiiqwmetlgrpvktvgptvpsayldkr vendkhyglslfkpnedvclkwldskpsgsvlyvsygslvemgeeqlkelalgiketgkf flwvvrdteaeklppnfvesvaekglvvswcsqlevlahpsvgcffthcgwnstlealcl gvpvvafpqwadqvtnakfledvwkvgkrvkrneqrlaskeevrsciwevmegerasefk snsmewkkwakeavdeggssdknieefvamlkqt
>6l90A (A:) dthilvfpfpsqghinpllqlskrliakgikvslvttlhvsnhlqlqgaysnsvkievis dgsedrletdtmrqtldrfrqkmtknledflqkamvssnppkfilydstmpwvlevakef gldrapfytqscalnsinyhvlhgqlklppetptislpsmpllrpsdlpaydfdpastdt iidlltsqysniqdanllfcntfdklegeiiqwmetlgrpvktvgptvpsayldkrvend khyglslfkpnedvclkwldskpsgsvlyvsygslvemgeeqlkelalgiketgkfflwv vrdteaeklppnfvesvaekglvvswcsqlevlahpsvgcffthcgwnstlealclgvpv vafpqwadqvtnakfledvwkvgkrvkrneqrlaskeevrsciwevmegerasefksnsm ewkkwakeavdeggssdknieefvamlkqt