Chains and heterogens:
PDB Chain Sequences:
>1emf_ (-) elftgvvpilveldgdvnghkfsvsgegegdatygkltlkficttgklpvpwptlvttls ygvqcfsrypdhmkrhdffksampegyvqertiffkddgnyktraevkfegdtlvnriel kgidfkedgnilghkleynynshnvyimadkqkngikanfkirhniedgsvqladhyqqn tpigdgpvllpdnhylstqsalskdpnekrdhmvllefvtaagit