Chains and heterogens:
PDB Chain Sequences:
>1n2vA (A:) mveataqetdrprfsfsiaaregkartgtiemkrgvirtpafmpvgtaatvkalkpetvr atgadiilgntyhlmlrpgaeriaklgglhsfmgwdrpiltdsggyqvmslssltkqsee gvtfkshldgsrhmlspersieiqhllgsdivmafdectpypatpsraassmersmrwak rsrdafdsrkeqaenaalfgiqqgsvfenlrqqsadalaeigfdgyavgglavgegqdem frvldfsvpmlpddkphylmgvgkpddivgavergidmfdcvlptrsgrngqaftwdgpi nirnarfsedlkpldsechcavcqkwsrayihhlirageilgamlmtehniafyqqlmqk irdsisegrfsqfaqdfraryfarns
>1n2vA (A:) rprfsfsiaaregkartgtiemkrgvirtpafmpvgtaatvkalkpetvratgadiilgn tyhlmlrpgaeriaklgglhsfmgwdrpiltdsggyqvmslssltkqseegvtfkshldg srhmlspersieiqhllgsdivmafdectpypatpsraassmersmrwakrsrdafdsrk eqaenaalfgiqqgsvfenlrqqsadalaeigfdgyavgglavgegqdemfrvldfsvpm lpddkphylmgvgkpddivgavergidmfdcvlptrsgrngqaftwdgpinirnarfsed lkpldsechcavcqkwsrayihhlirageilgamlmtehniafyqqlmqkirdsisegrf sqfaqdfraryf