>tr|S4R237|S4R237_MOUSE Rho guanine nucleotide exchange factor (GEF) 40 OS=Mus musculus GN=Arhgef40 MFFTPGDPLRVGLAAALERALSWVMRTDLPGTTIFHPSPQTRSLNQWRTVCRARLLPCTR PLKPQPQPCWARCSRWWRGRTRRMR