Chains and heterogens:
PDB Chain Sequences:
>2i6yA (A:) mgsshhhhhhssglvprgshvselsvatgavstasssipmpagvnpadlaaelaavvtes vdedyllyecdgqwvlaagvqamveldsdelrvirdgvtrrqqwsgrpgaalgeavdrll letdqafgwvafefgvhryglqqrlaphtplarvfsprtrimvsekeirlfdagirhrea idrllatgvrevpqsrsvdvsddpsgfrrrvavavdeiaagryhkvilsrcvevpfaidf pltyrlgrrhntpvrsfllqlggiralgyspelvtavradgvviteplagtralgrgpai drlarddlesnskeivehaisvrssleeitdiaepgsaavidfmtvrergsvqhlgstir arldpssdrmaalealfpavtasgipkaagveaifrldecprglysgavvmlsadgglda altlraayqvggrtwlragagiieeseperefeetceklstltpylvarq
>2i6yA (A:) sipmpagvnpadlaaelaavvtesvdedyllyecdgqwvlaagvqamveldsdelrvird gvtrrqqwsgrpgaalgeavdrllletdqafgwvafefgvhryglqqrlaphtplarvfs prtrimvsekeirlfdagirhreaidrllatgvrevpqsrsvdvsddpsgfrrrvavavd eiaagryhkvilsrcvevpfaidfpltyrlgrrhntpvrsfllqlggiralgyspelvta vradgvviteplagtralgdlesnskeivehaisvrssleeitdiaepgsaavidfmtvr svqhlgstirarldpssdrmaalealfpavtasgipkaagveaifrldecprglysgavv mlsadggldaaltlraayqvggrtwlragagiieeseperefeetceklstltpylvar