>gi|18699732 stromal cell derived factor 4 isoform 2 precursor [Homo sapiens] MVWPWVAMASRWGPLIGLAPCCLWLLGAVLLMDASARPANHSSTRERVAN REENEILPPDHLNGVKLEMDGHLNRGFHQEVFLGKDLGGFDEDAEPRRSR RKLMVIFSKVDVNTDRKISAKEMQRWIMEKTAEHFQEAMEESKTHFRAVD PDGDGHVSWDEYKVKFLASKGHSEKEVADAIRLNEELKVDEETQEVLENL KDRWYQADSPPADLLLTEEEFLSFLHPEHSRGMLRFMVKEIVRDLDQDGD KQLSVPEFISLPVGTVENQQGQDIDDNWVKDRKKEFEELIDSNHDGIVTA EELESYMDPMNEYNALNEAKQMIAVADENQNHHLEPEEVLKYSEFFTGSK LVDYARSVHEEF