Chains and heterogens:
PDB Chain Sequences:
>1kshA (A:) gsmglltilkkmkqkerelrllmlgldnagkttilkkfngedvdtisptlgfniktlehr gfklniwdvggqkslrsywrnyfestdgliwvvdsadrqrmqdcqrelqsllveerlaga tllifankqdlpgalscnaiqealeldsirshhwriqgcsavtgedllpgidwllddiss rvftad
>1kshA (A:) relrllmlgldnagkttilkkfngedvdtisptlgfniktlehrgfklniwdvggqkslr sywrnyfestdgliwvvdsadrqrmqdcqrelqsllveerlagatllifankqdlpgals cnaiqealeldsirshhwriqgcsavtgedllpgidwllddissr
>1kshB (B:) gsmsakderareilrgfklnwmnlrdaetgkilwqgtedlsvpgvehearvpkkilkcka vsrelnfssteqmekfrleqkvyfkgqcleewffefgfvipnstntwqslieaapesqmm pasvltgnviietkffdddllvstsrvrlfyv
>1kshB (B:) sakderareilrgfklnwmnlrdaetgkilwqgtedlsvpgvehearvpkkilkckavsr elnfssteqmekfrleqkvyfkgqcleewffefgfvipnstntwqsliempasvltgnvi ietkffdddllvstsrvrlfyv