>1HKN_1|Chains A, B, C, D, E, F|HEPARIN-BINDING GROWTH FACTOR 1|HOMO SAPIENS (9606) NLPPGNYKKPKLLYCSNGGHFLRILPDGTVDGTRDRSDQHIQLQLSAESVGEVYIKSTETGQYLAMDTDGLLYGSQTPNEECLFLERLEENHYNTYISKKHAEKNWFVGLKKNGSCKRGPRTHYGQKAILFLPLPVSSD