Chains and heterogens:
PDB Chain Sequences:
>1quiA (A:) easltgagatfpapvyakwadtyqketgnkvnyqgigssggvkqiiantvdfgasdapls deklaqeglfqfptviggvvlavnipglksgelvldgktlgdiylgkikkwddeaiakln pglklpsqniavvrraggsgtsfvftsylakvneewknnvgtgstvkwpiglggkgndgi aafvqrlpgaigyveyayakqnnlaytklisadgkpvspteenfanaakgadwsktfaqd ltnqkgedawpitsttfilihkdqkkpeqgtevlkffdwayktgakqandldyaslpdsv veqvraawktnikdssgkply