Chains and heterogens:
PDB Chain Sequences:
>1mcrA (A:) esaltqppsasgslgqsvtisctgtssdvggynyvswyqqhagkapkviiyevnkrpsgv pdrfsgsksgntasltvsglqaedeadyycssyegsdnfvfgtgtkvtvlgqpkanptvt lfppsseelqankatlvclisdfypgavtvawkadgspvkagvettkpskqsnnkyaass ylsltpeqwkshrsyscqvthegstvektvaptecs
>1mcrA (A:) psaltqppsasgslgqsvtisctgtssdvggynyvswyqqhagkapkviiyevnkrpsgv pdrfsgsksgntasltvsglqaedeadyycssyegsdnfvfgtgtkvtvlgqpkanptvt lfppsseelqankatlvclisdfypgavtvawkadgspvkagvettkpskqsnnkyaass ylsltpeqwkshrsyscqvthegstvektvaptecs
>1mcrB (B:) esaltqppsasgslgqsvtisctgtssdvggynyvswyqqhagkapkviiyevnkrpsgv pdrfsgsksgntasltvsglqaedeadyycssyegsdnfvfgtgtkvtvlgqpkanptvt lfppsseelqankatlvclisdfypgavtvawkadgspvkagvettkpskqsnnkyaass ylsltpeqwkshrsyscqvthegstvektvaptecs
>1mcrB (B:) psaltqppsasgslgqsvtisctgtssdvggynyvswyqqhagkapkviiyevnkrpsgv pdrfsgsksgntasltvsglqaedeadyycssyegsdnfvfgtgtkvtvlgqpkanptvt lfppsseelqankatlvclisdfypgavtvawkadgspvkagvettkpskqsnnkyaass ylsltpeqwkshrsyscqvthegstvektvaptecs