Chains and heterogens:
PDB Chain Sequences:
>1iaqA (A:) mteyklvvvgaggvgksaltiqliqnhfvdeydpsiedsyrkqvvidgetclldildtag qeeysamrdqymrtgegflcvfainntksfedihqyreqikrvkdsddvpmvlvgnkcdl aartvesrqaqdlarsygipyietsaktrqgvedafytlvreirqh
>1iaqA (A:) mteyklvvvgaggvgksaltiqliqnhfvdsyrkqvvidgetclldildtagqymrtgeg flcvfainntksfedihqyreqikrvkdsddvpmvlvgnkcdlaartvesrqaqdlarsy gipyietsaktrqgvedafytlvreirqh
>1iaqB (B:) mteyklvvvgaggvgksaltiqliqnhfvdeydpsiedsyrkqvvidgetclldildtag qeeysamrdqymrtgegflcvfainntksfedihqyreqikrvkdsddvpmvlvgnkcdl aartvesrqaqdlarsygipyietsaktrqgvedafytlvreirqh
>1iaqB (B:) mteyklvvvgaggvgksaltiqliqnhfvsyrkqvvidgetclldildtagqrdqymrtg egflcvfainntksfedihqyreqikrvkdsddvpmvlvgnkcdlaartvesrqaqdlar sygipyietsaktrqgvedafytlvreirqh
>1iaqC (C:) mteyklvvvgaggvgksaltiqliqnhfvdeydpsiedsyrkqvvidgetclldildtag qeeysamrdqymrtgegflcvfainntksfedihqyreqikrvkdsddvpmvlvgnkcdl aartvesrqaqdlarsygipyietsaktrqgvedafytlvreirqh
>1iaqC (C:) mteyklvvvgaggvgksaltiqliqnhfvdedsyrkqvvidgetclldildtagqeeymr tgegflcvfainntksfedihqyreqikrvkdsddvpmvlvgnkcdlaartvesrqaqdl arsygipyietsaktrqgvedafytlvreirqh