Chains and heterogens:
PDB Chain Sequences:
>1ixh_ (-) easltgagatfpapvyakwadtyqketgnkvnyqgigssggvkqiiantvdfgasdapls deklaqeglfqfptviggvvlavnipglksgelvldgktlgdiylgkikkwddeaiakln pglklpsqniavvrradgsgtsfvftsylakvneewknnvgtgstvkwpiglggkgndgi aafvqrlpgaigyveyayakqnnlaytklisadgkpvspteenfanaakgadwsktfaqd ltnqkgedawpitsttfilihkdqkkpeqgtevlkffdwayktgakqandldyaslpdsv veqvraawktnikdssgkply