Chains and heterogens:
PDB Chain Sequences:
>1kl3A (A:) meagitgtwynqlgstfivtagadgaltgtyvtargnaesryvltgrydsapatdgsgta lgwtvawknnyrnahsattwsgqyvggaearintqwlltsgtteanawkstlvghdtftk vkpsaas
>1kl3A (A:) gitgtwynqlgstfivtagadgaltgtyvtargnaesryvltgrydsapatdgsgtalgw tvawknnyrnahsattwsgqyvggaearintqwlltsgtteanawkstlvghdtftkvkp s
>1kl3B (B:) meagitgtwynqlgstfivtagadgaltgtyvtargnaesryvltgrydsapatdgsgta lgwtvawknnyrnahsattwsgqyvggaearintqwlltsgtteanawkstlvghdtftk vkpsaas
>1kl3B (B:) agitgtwynqlgstfivtagadgaltgtyvtargnaesryvltgrydsapatdgsgtalg wtvawknnyrnahsattwsgqyvggaearintqwlltsgtteanawkstlvghdtftkvk
>1kl3C (C:) meagitgtwynqlgstfivtagadgaltgtyvtargnaesryvltgrydsapatdgsgta lgwtvawknnyrnahsattwsgqyvggaearintqwlltsgtteanawkstlvghdtftk vkpsaas
>1kl3C (C:) agitgtwynqlgstfivtagadgaltgtyvtargnaesryvltgrydsapatdgsgtalg wtvawknnyrnahsattwsgqyvggaearintqwlltsgtteanawkstlvghdtftkvk
>1kl3D (D:) meagitgtwynqlgstfivtagadgaltgtyvtargnaesryvltgrydsapatdgsgta lgwtvawknnyrnahsattwsgqyvggaearintqwlltsgtteanawkstlvghdtftk vkpsaas
>1kl3D (D:) gitgtwynqlgstfivtagadgaltgtyvtargnaesryvltgrydsapatdgsgtalgw tvawknnyrnahsattwsgqyvggaearintqwlltsgtteanawkstlvghdtftkvk