Chains and heterogens:
PDB Chain Sequences:
>3npyA (A:) msnkyrvrknvlhltdtekrdfvrtvlilkekgiydryiawhgaagkfhtppgsdrnaah mssaflpwhreyllrferdlqsinpevtlpywewetdaqmqdpsqsqiwsadfmggngnp ikdfivdtgpfaagrwttideqgnpsgglkrnfgatkeaptlptrddvlnalkitqydtp pwdmtsqnsfrnqlegfingpqlhnrvhrwvggqmgvvptapndpvfflhhanvdriwav wqiihrnqnyqpmkngpfgqnfrdpmypwnttpedvmnhrklgyvydielrkskrsshhh hhh
>3npyA (A:) yrvrknvlhltdtekrdfvrtvlilkekgiydryiawhgaagkfhtppgsdrnaahmssa flpwhreyllrferdlqsinpevtlpywewetdaqmqdpsqsqiwsadfmggngnpikdf ivdtgpfaagrwttideqgnpsgglkrnfgatkeaptlptrddvlnalkitqydtppwdm tsqnsfrnqlegfingpqlhnrvhrwvggqmgvvptapndpvfflhhanvdriwavwqii hnyqpmkngpfgqnfrdpmypwnttpedvmnhrklgyvydi
>3npyB (B:) msnkyrvrknvlhltdtekrdfvrtvlilkekgiydryiawhgaagkfhtppgsdrnaah mssaflpwhreyllrferdlqsinpevtlpywewetdaqmqdpsqsqiwsadfmggngnp ikdfivdtgpfaagrwttideqgnpsgglkrnfgatkeaptlptrddvlnalkitqydtp pwdmtsqnsfrnqlegfingpqlhnrvhrwvggqmgvvptapndpvfflhhanvdriwav wqiihrnqnyqpmkngpfgqnfrdpmypwnttpedvmnhrklgyvydielrkskrsshhh hhh
>3npyB (B:) kyrvrknvlhltdtekrdfvrtvlilkekgiydryiawhgaagkfhtppgsdrnaahmss aflpwhreyllrferdlqsinpevtlpywewetdaqmqdpsqsqiwsadfmggngnpikd fivdtgpfaagrwttideqgnpsgglkrnfgatkeaptlptrddvlnalkitqydtppwd mtsqnsfrnqlegfingpqlhnrvhrwvggqmgvvptapndpvfflhhanvdriwavwqi ihrnqnyqpmkngpfgqnfrdpmypwnttpedvmnhrklgyvydi