Chains and heterogens:
PDB Chain Sequences:
>1mri_ (-) dvsfrlsgadprsygmfikdlrnalpfrekvyniplllpsvsgagryllmhlfnrdgkti tvavdvtnvyimgyladttsyffnepaaelasqyvfrdarrkitlpysgdyerlqiaagk prekipiglpaldsaistllhydstaaagallvliqttaeaarfkyieqqiqerayrdev pslatislenswsglskqiqlaqgnngifrtpivlvdnkgnrvqitnvtskvvtsniqll lntrni