Chains and heterogens:
PDB Chain Sequences:
>1tdbA (A:) mleqpyldlakkvldeghfkpdrthtgtysifghqmrfdlskgfpllttkkvpfglikse llwflhgdtnirfllqhrnhiwdewafekwvksdeyhgpdmtdfghrsqkdpefaavyhe emakfddrvlhddafaakygdlglvygsqwrawhtskgdtidqlgdvieqikthpysrrl ivsawnpedvptmalppchtlyqfyvndgklslqlyqrsadiflgvpfniasyallthlv ahecglevgefihtfgdahlyvnhldqikeqlsrtprpaptlqlnpdkhdifdfdmkdik llnydpypaikapva