Chains and heterogens:
PDB Chain Sequences:
>3b2rA (A:) gshmeetrelqslaaavvpsaqtlkitdfsfsdfelsdletalctirmftdlnlvqnfqm khevlcrwilsvkknyrknvayhnwrhafntaqcmfaalkagkiqnkltdleilalliaa lshdldhrgvnnsyiqrsehplaqlychsimehhhfdqclmilnspgnqilsglsieeyk ttlkiikqailatdlalyikrrgeffelirknqfnledphqkelflamlmtacdlsaitk pwpiqqriaelvateffdqgdrerkelnieptdlmnrekknkipsmqvgfidaiclqlye althvsedcfplldgcrknrqkwqalaeqq
>3b2rA (A:) gshmeetrelqslaaavvpsaqtlkitdfsfsdfelsdletalctirmftdlnlvqnfqm khevlcrwilsvkknyrknvayhnwrhafntaqcmfaalkagkiqnkltdleilalliaa lshdldhrgvchsimehhhfdqclmilnspgnqilsglsieeykttlkiikqailatdla lyikrrgeffelirknqfnledphqkelflamlmtacdlsaitkpwpiqqriaelvatef fdqgdkknkipsmqvgfidaiclqlyealthvsedcfplldgcrknrqkwqalaeqq
>3b2rB (B:) gshmeetrelqslaaavvpsaqtlkitdfsfsdfelsdletalctirmftdlnlvqnfqm khevlcrwilsvkknyrknvayhnwrhafntaqcmfaalkagkiqnkltdleilalliaa lshdldhrgvnnsyiqrsehplaqlychsimehhhfdqclmilnspgnqilsglsieeyk ttlkiikqailatdlalyikrrgeffelirknqfnledphqkelflamlmtacdlsaitk pwpiqqriaelvateffdqgdrerkelnieptdlmnrekknkipsmqvgfidaiclqlye althvsedcfplldgcrknrqkwqalaeqq
>3b2rB (B:) relqslaaavvpsaqtlkitdfsfsdfelsdletalctirmftdlnlvqnfqmkhevlcr wilsvkknyrknvayhnwrhafntaqcmfaalkagkiqnkltdleilalliaalshdldh rgchsimehhhfdqclmilnspgnqilsglsieeykttlkiikqailatdlalyikrrge ffelirknqfnledphqkelflamlmtacdlsaitkpwpiqqriaelvateffdqkknki psmqvgfidaiclqlyealthvsedcfplldgcrknrqkwqalaeqq