Chains and heterogens:
PDB Chain Sequences:
>1pszA (A:) kkdttsgqklkvvatnsiiaditkniagdkidlhsivpigqdpheyeplpedvkktsead lifynginletggnawftklvenakktenkdyfavsdgvdviylegqnekgkedphawln lengiifakniakqlsakdpnnkefyeknlkeytdkldkldkeskdkfnkipaekklivt segafkyfskaygvpsayiweinteeegtpeqiktlveklrqtkvpslfvessvddrpmk tvsqdtnipiyaqiftdsiaeqgkegdsyysmmkynldkiaeglak