Chains and heterogens:
PDB Chain Sequences:
>1thfD (D:) mlakriiacldvkdgrvvkgsnfenlrdsgdpvelgkfyseigidelvflditasvekrk tmlelvekvaeqidipftvgggihdfetaselilrgadkvsintaavenpslitqiaqtf gsqavvvaidakrvdgefmvftysgkkntgillrdwvvevekrgageilltsidrdgtks gydtemirfvrplttlpiiasggagkmehfleaflagadaalaasvfhfreidvrelkey lkkhgvnvrlegl