FGF13 GI:213417606 fibroblast growth factor 13 isoform 4 1 msgkvtkpke ekdaskepql kgivtklysr qgyhlqlqad gtidgtkded 50 51 stytlfnlip vglrvvaiqg vqtklylamn segylytsel ftpeckfkes 100 101 vfenyyvtys smiyrqqqsg rgwylglnke geimkgnhvk knkpaahflp 150 151 kplkvamyke pslhdltefs rsgsgtptks rsvsgvlngg ksmshnest