Chains and heterogens:
PDB Chain Sequences:
>1ubxA (A:) mhkftgvnakfqqpalrnlspvvverereefvgffpqivrdltedgighpevgdavarlk evlqynapggkcnrgltvvaayrelsgpgqkdaeslrcalavgwcielfqaaslvaddim dqsltrrgqlcwykkegvgldaindsfllessvyrvlkkycrqrpyyvhllelflqtayq telgqmldlitapvskvdlshfseerykaivkyktafysfylpvaaamymvgidskeehe nakaillemgeyfqiqddyldcfgdpaltgkvgtdiqdnkcswlvvqclqrvtpeqrqll ednygrkepekvakvkelyeavgmraafqqyeessyrrlqeliekhsnrlpkeiflglaq kiykrqk
>1ubxA (A:) spvvverereefvgffpqivrdltedgighpevgdavarlkevlqynapggkcnrgltvv aayrelsgpgqkdaeslrcalavgwcielfqaaslvaddimdqsltrrgqlcwykkegvg ldaindsfllessvyrvlkkycrqrpyyvhllelflqtayqtelgqmldlitapvskvdl shfseerykaivkyktafysfylpvaaamymvgidskeehenakaillemgeyfqiqddy ldcfgdpaltgkvgtdiqdnkcswlvvqclqrvtpeqrqllednygrkepekvakvkely eavgmraafqqyeessyrrlqeliekhsnrlpkeiflglaqkiykrqk