Chains and heterogens:
PDB Chain Sequences:
>1pax_ (-) ksklakpiqdlikmifdvesmkkamvefeidlqkmplgklskrqiqsaysilnevqqavs dggsesqildlsnrfytliphdfgmkkppllsnleyiqakvqmldnlldievaysllrgg nedgdkdpidinyeklrtdikvvdkdseeakiikqyvknthaathnaydlkvveifrier egesqrykpfkqlhnrqllwhgsrttnfagilsqglriappeapvtgymfgkgiyfadmv sksanychtsqadpiglillgevalgnmyelknashitklpkgkhsvkglgktapdptat ttldgvevplgngistgindtcllyneyivydvaqvnlkyllklkfnykt