Chains and heterogens:
PDB Chain Sequences:
>1zjkA (A:) asmtgwkihytstahacpypmappnghvspvqakyilkdsfsifcetgyellqghlplks ftavcqkdgswdrpmpacsivdcgppddlpsgrveyitgpgvttykaviqysceetfytm kvndgkyvceadgfwtsskgekslpvcepvcglsarttggqiyggqkakpgdfpwqvlil ggttaagallydnwvltaahavyeqkhdasaldirmgtlkrlsphytqawseavfihegy thdagfdndialiklnnkvvinsnitpiclprkeaesfmrtddigtasgwgltqrgflar nlmyvdipivdhqkctaayekppyprgsvtanmlcaglesggkdscrgdsggalvfldse terwfvggivswgsmncgeagqygvytkvinyipwieniisdf
>1zjkA (A:) tahacpypmappnghvspvqakyilkdsfsifcetgyellqghlplksftavcqkdgswd rpmpacsivdcgppddlpsgrveyitgpgvttykaviqysceetfytmkvndgkyvcead gfwtsskgekslpvcepvcglsarttggqiyggqkakpgdfpwqvlilggttaagallyd nwvltaahavyeqkhdasaldirmgtlkrlsphytqawseavfihegythdagfdndial iklnnkvvinsnitpiclprkeaesfmrtddigtasgwgltqrgflarnlmyvdipivdh qkctaayekppyprgsvtanmlcaglesggkdscrgdsggalvfldseterwfvggivsw gsmnceagqygvytkvinyipwieniisdf