Chains and heterogens:
PDB Chain Sequences:
>1or6A (A:) mlfkkdrkqetayfsdsngqqknriqltnkhadvkkqlkmvrlgdaelyvleqlqpliqe nivnivdafyknldhesslmdiindhssvdrlkqtlkrhiqemfagviddefiekrnria sihlrigllpkwymgafqelllsmidiyeasitnqqellkaikattkilnleqqlvle
>1or6A (A:) tayfsdsngqqknriqltnkhadvkkqlkmvrlgdaelyvleqlqpliqenivnivdafy knldhesslmdiindhssvdrlkqtlkrhiqemfagviddefiekrnriasihlrigllp kwymgafqelllsmidiyeasitnqqellkaikattkilnleqqlvle
>1or6B (B:) mlfkkdrkqetayfsdsngqqknriqltnkhadvkkqlkmvrlgdaelyvleqlqpliqe nivnivdafyknldhesslmdiindhssvdrlkqtlkrhiqemfagviddefiekrnria sihlrigllpkwymgafqelllsmidiyeasitnqqellkaikattkilnleqqlvle
>1or6B (B:) nriqltnkhadvkkqlkmvrlgdaelyvleqlqpliqenivnivdafyknldhesslmdi indhssvdrlkqtlkrhiqemfagviddefiekrnriasihlrigllpkwymgafqelll smidiyeasitnqqellkaikattkilnleqqlvle