Chains and heterogens:
PDB Chain Sequences:
>1axb_ (-) hpetlvkvkdaedqlgarvgyieldlnsgkilesfrpeerfpmmstfkvllcgavlsrid agqeqlgrrihysqndlveyspvtekhltdgmtvrelcsaaitmsdntaanlllttiggp keltaflhnmgdhvtrldrwepelneaipnderdttmpvamattlrklltgelltlasrq qlidwmeadkvagpllrsalpagwfiadksgagergsrgiiaalgpdgkpsrivviyttg sqatmdernrqiaeigaslikhw