Chains and heterogens:
PDB Chain Sequences:
>1bia_ (-) mkdntvplkliallangefhsgeqlgetlgmsraainkhiqtlrdwgvdvftvpgkgysl pepiqllnakqilgqldggsvavlpvidstnqylldrigelksgdaciaeyqqagrgrrg rkwfspfganlylsmfwrleqgpaaaiglslvigivmaevlrklgadkvrvkwpndlylq drklagilveltgktgdaaqivigaginmamrrveesvvnqgwitlqeaginldrntlaa mlirelraalelfeqeglapylsrwekldnfinrpvkliigdkeifgisrgidkqgalll eqdgiikpwmggeislr
>1bia_ (-) mkdntvplkliallangefhsgeqlgetlgmsraainkhiqtlrdwgvdvftvpgkgysl pepiqllnakqilgqldggsvavlpvidstnqylldrigelksgdaciaeyqqagspfga nlylsmfwrleqpaaaiglslvigivmaevlrklgadkvrvkwpndlylqdrklagilve ltgaaqivigaginmamwitlqeaginldrntlaamlirelraalelfeqeglapylsrw ekldnfinrpvkliigdkeifgisrgidkqgallleqdgiikpwmggeislr