LTB4R GI:31881792 leukotriene B4 receptor 1 mnttssaapp slgvefisll aiillsvala vglpgnsfvv wsilkrmqkr 50 51 svtalmvlnl aladlavllt apfflhflaq gtwsfglagc rlchyvcgvs 100 101 myasvllita msldrslava rpfvsqklrt kamarrvlag iwvlsfllat 150 151 pvlayrtvvp wktnmslcfp rypseghraf hlifeavtgf llpflavvas 200 201 ysdigrrlqa rrfrrsrrtg rlvvliiltf aafwlpyhvv nlaeagrala 250 251 gqaaglglvg krlslarnvl ialaflsssv npvlyacagg gllrsagvgf 300 301 vakllegtgs easstrrggs lgqtarsgpa alepgpsesl tassplklne 350 351 ln