>sp|Q91X96|MSS4_MOUSE Guanine nucleotide exchange factor MSS4 OS=Mus musculus OX=10090 GN=Rabif PE=1 SV=1 MEPCELQNELVSAEGRNRKAVLCQRCGSRVLQPGTALFSRRQLFLPSMRKKPDLADGSNP DGDLLQEHWLVNDMFTFENVGFTKDVGNIKFLVCADCEIGPIGWHCLDDKNSFYVALERV SHE