Chains and heterogens:
PDB Chain Sequences:
>4futA (A:) mnanlfarlfdklddphklaietaagdkisyaelvaragrvanvlvarglqvgdrvaaqt eksvealvlylatvraggvylplntaytlheldyfitdaepkivvcdpskrdgiaaiaak vgatvetlgpdgrgsltdaaagaseafatidrgaddlaailytsgttgrskgamlshdnl asnsltlvdywrftpddvlihalpiyhthglfvasnvtlfargsmiflpkfdpdkildlm aratvlmgvptfytrllqsprltkettghmrlfisgsaplladthrewsaktghavlery gmtetnmntsnpydgdrvpgavgpalpgvsarvtdpetgkelprgdigmievkgpnvfkg ywrmpektksefrddgffitgdlgkidergyvhilgrgkdlvitggfnvypkeieseida mpgvvesavigvphadfgegvtavvvrdkgatideaqvlhgldgqlakfkmpkkvifvdd lprntmgavqknvlretykdiyk