Chains and heterogens:
PDB Chain Sequences:
>1taxA (A:) asaqsvdqlikargkvyfgvatdqnrlttgknaaiiqanfgqvtpensmkwdatepsqgn fnfagadylvnwaqqngklirghtlvwhsqlpswvtsitdkntltnvmknhittlmtryk gkirawdvvneafnqngslrstvflnvigedyipiafqtaraadpnaklyindynldsat ypktqaivnrvkqwraagvpidgigsqthlsagqgagvlnalpllasagtpevaiteldv agasptdyvnvvnaclnvsscvgitvwgvadpdswrasttpllfdgnfnpkpaynaivqn lq