Chains and heterogens:
PDB Chain Sequences:
>1af0A (A:) aattgydavddllhyhergngiqingkdsfsneqaglfitrenqtwngykvfgqpvkltf sfpdykfsstnvagdtglskfsaeqqqqaklslqswadvanitftevaagqkanitfgny sqdrpghydygtqayaflpntiwqgqdlggqtwynvnqsnvkhpatedygrqtftheigh alglshpgdynagegdptyndvtyaedtrqfslmsywsetntggdngghyaaapllddia aiqhlyganlstrtgdtvygfnsntgrdflsttsnsqkvifaawdaggndtfdfsgytan qrinlneksfsdvgglkgnvsiaagvtienaiggsgndvivgnaannvlkggagndvlfg gggadelwggagkdifvfsaasdsapgasdwirdfqkgidkidlsffdkeansssfihfv dhfsgtageallsynassnvtdlsvnigghqapdflvkivgqvdvatdfiv
>1af0A (A:) attgydavddllhyhergngiqingkdsfsneqaglfitrenqtwngykvfgqpvkltfs fpdykfsstnvagdtglskfsaeqqqqaklslqswadvanitftevaagqkanitfgnys qdrpghydygtqayaflpntiwqgqdlggqtwynvnqsnvkhpatedygrqtftheigha lglshpgdynagegdptyndvtyaedtrqfslmsywsetntggdngghyaaapllddiaa iqhlyganlstrtgdtvygfnsntgrdflsttsnsqkvifaawdaggndtfdfsgytanq rinlneksfsdvgglkgnvsiaagvtienaiggsgndvivgnaannvlkggagndvlfgg ggadelwggagkdifvfsaasdsapgasdwirdfqkgidkidlsffdkeansssfihfvd hfsgtageallsynassnvtdlsvnigghqapdflvkivgqvdvatdfiv