Chains and heterogens:
PDB Chain Sequences:
>2bkjA (A:) mnntietilahrsirkftavpitdeqrqtiiqaglaassssmlqvvsivrvtdsekrnel aqfagnqayvesaaeflvfcidyqrhatinpdvqadfteltligavdsgimaqncllaae smglggvyigglrnsaaqvdellglpensavlfgmclghpdqnpevkprlpahvvvhenq yqelnlddiqsydqtmqayyasrtsnqklstwsqevtgklagesrphilpylnskglakr
>2bkjA (A:) nntietilahrsirkftavpitdeqrqtiiqaglaassssmlqvvsivrvtdsekrnela qfagnqayvesaaeflvfcidyqrhatinpdvqadfteltligavdsgimaqncllaaes mglggvyigglrnsaaqvdellglpensavlfgmclghpdqnpevkprlpahvvvhenqy qelnlddiqsydqtmqayystwsqevtgklagesrphilpylnskglakr
>2bkjB (B:) mnntietilahrsirkftavpitdeqrqtiiqaglaassssmlqvvsivrvtdsekrnel aqfagnqayvesaaeflvfcidyqrhatinpdvqadfteltligavdsgimaqncllaae smglggvyigglrnsaaqvdellglpensavlfgmclghpdqnpevkprlpahvvvhenq yqelnlddiqsydqtmqayyasrtsnqklstwsqevtgklagesrphilpylnskglakr
>2bkjB (B:) nntietilahrsirkftavpitdeqrqtiiqaglaassssmlqvvsivrvtdsekrnela qfagnqayvesaaeflvfcidyqrhatinpdvqadfteltligavdsgimaqncllaaes mglggvyigglrnsaaqvdellglpensavlfgmclghpdqnpevkprlpahvvvhenqy qelnlddiqsydqtmqayystwsqevtgklagesrphilpylnskglakr