Chains and heterogens:
PDB Chain Sequences:
>5m4dA (A:) gpamagnlygrdgaaigslqklrffplavaggqgarlveedgrelidlsgawgaaslgyg hpaiieavsraaanpagasilsasnapavalaerltasfpgrgthkvwfghsgsdaneaa yraitratgrtgviafigayhgctvgsmafsghsvqadaakadglillpypdpyrpyqdd ptgdavlallkerlaavpagsiaaafiepiqsdgglivppdgflrkfadicrahgisvvc devavglarsgrlhcfehegfvpdilvlgkglggglplsaviapaeildcasafamqtlh gnpvcaaaglavletieaenlttaaerkgkllreglarlaerheligdirgrglacgvel vrnrqsreparaetakliyrayelglvlyyvgmngnvlemtppltmtedevrhavnlldq aftelstvsdtlvsqfagw