Chains and heterogens:
PDB Chain Sequences:
>1akn_ (-) aklgsvyteggfvegvnkklslfgdsidifkgipfaaapkalekperhpgwqgtlkaksf kkrclqatltqdstygnedclylniwvpqgrkevshdlpvmiwiyggaflmgasqganfl snylydgeeiatrgnvivvtfnyrvgplgflstgdsnlpgnyglwdqhmaiawvkrniea fggdpdnitlfgesaggasvslqtlspynkglikraisqsgvglcpwaiqqdplfwakri aekvgcpvddtskmagclkitdpraltlayklplgsteypklhylsfvpvidgdfipddp vnlyanaadvdyiagtndmdghlfvgmdvpainsnkqdvteedfyklvsgltvtkglrga natyevytepwaqdssqetrkktmvdletdilfliptkiavaqhkshaksantytylfsq psrmpiypkwmgadhaddlqyvfgkpfatplgyraqdrtvskamiaywtnfartgdpntg hstvpanwdpytleddnyleinkqmdsnsmklhlrtnylqfwtqtyqalptvtsagasll ppednsqaspvppadnsgaptepsagdsevaqmpvvigf
>1akn_ (-) aklgsvyteggfvegvnkklslfgdsidifkgipfaaapkalekperhpgwqgtlkaksf kkrclqatltqdstygnedclylniwvpqgrkevshdlpvmiwiyggaflmgasqganfl snylydgeeiatrgnvivvtfnyrvgplgflstgdsnlpgnyglwdqhmaiawvkrniea fggdpdnitlfgesaggasvslqtlspynkglikraisqsgvglcpwaiqqdplfwakri aekvgcpvddtskmagclkitdpraltlayklplgsteypklhylsfvpvidgdfipddp vnlyanaadvdyiagtndmdghlfvgmdvpainsnkqdvteedfyklvsgltvtkglrga natyevytepwaqdssqetrkktmvdletdilfliptkiavaqhkshaksantytylfsq psrmpiypkwmgadhaddlqyvfgkpfatplgyraqdrtvskamiaywtnfartgdpntg hstvpanwdpytleddnyleinkqmdsnsmklhlrtnylqfwtqtyqalptvtsagasll ppednsq