HBEGF GI:4503413 heparin-binding EGF-like growth factor 1 mkllpsvvlk lflaavlsal vtgeslerlr rglaagtsnp dpptvstdql 50 51 lplgggrdrk vrdlqeadld llrvtlsskp qalatpnkee hgkrkkkgkg 100 101 lgkkrdpclr kykdfcihge ckyvkelrap scichpgyhg erchglslpv 150 151 enrlytydht tilavvavvl ssvcllvivg llmfryhrrg gydveneekv 200 201 klgmtnsh