Chains and heterogens:
PDB Chain Sequences:
>4bq1A (A:) hhhhhhgsafntlvfsdefeyegkpdpekwhyqvippnngswhnnelqhytnrsensfvs dgtlkiraikekytfegstkdytsarlnskfaftygkvevraklpskkgtwpaiwtlgan snetgnyfgeqygnaewpacgeidileqngwdkestiahfhwsdlnsdeyqnlggttpit nasgsfhvyslewnasamkvflddtlvyelknsqntpynaphylllniamggtlggdipe nftddifeidyvriyq
>4bq1A (A:) hgsafntlvfsdefeyegkpdpekwhyqvippnngswhnnelqhytnrsensfvsdgtlk iraikekytfegstkdytsarlnskfaftygkvevraklpskkgtwpaiwtlgansnetg nyfgeqygnaewpacgeidileqngwdkestiahfhwsdlnsdeyqnlggttpitnasgs fhvyslewnasamkvflddtlvyelknsqntpynaphylllniamggtlggdipenftdd ifeidyvriyq
>4bq1B (B:) hhhhhhgsafntlvfsdefeyegkpdpekwhyqvippnngswhnnelqhytnrsensfvs dgtlkiraikekytfegstkdytsarlnskfaftygkvevraklpskkgtwpaiwtlgan snetgnyfgeqygnaewpacgeidileqngwdkestiahfhwsdlnsdeyqnlggttpit nasgsfhvyslewnasamkvflddtlvyelknsqntpynaphylllniamggtlggdipe nftddifeidyvriyq
>4bq1B (B:) hgsafntlvfsdefeyegkpdpekwhyqvippnngswhnnelqhytnrsensfvsdgtlk iraikekytfegstkdytsarlnskfaftygkvevraklpskkgtwpaiwtlgansnetg nyfgeqygnaewpacgeidileqngwdkestiahfhwsdlnsdeyqnlggttpitnasgs fhvyslewnasamkvflddtlvyelknsqntpynaphylllniamggtlggdipenftdd ifeidyvriyq