Chains and heterogens:
PDB Chain Sequences:
>4akeA (A:) mriillgapgagkgtqaqfimekygipqistgdmlraavksgselgkqakdimdagklvt delvialvkeriaqedcrngflldgfprtipqadamkeaginvdyvlefdvpdelivdri vgrrvhapsgrvyhvkfnppkvegkddvtgeelttrkddqeetvrkrlveyhqmtaplig yyskeaeagntkyakvdgtkpvaevradlekilg
>4akeB (B:) mriillgapgagkgtqaqfimekygipqistgdmlraavksgselgkqakdimdagklvt delvialvkeriaqedcrngflldgfprtipqadamkeaginvdyvlefdvpdelivdri vgrrvhapsgrvyhvkfnppkvegkddvtgeelttrkddqeetvrkrlveyhqmtaplig yyskeaeagntkyakvdgtkpvaevradlekilg