Rho guanine nucleotide exchange factor 1 XTSVPALVSP RLCPCPGFSS SLFLSWSLLV SVPGICLTLS LASGSRLSGR LGRSESLRVS DRRRPSRGSL GAKGRGGGRS RSDVDMDPSS ATAVLGPARR ATPEPGDEGE PGRSGLELEP EEPPGWRELV PPDTLHSLPK SQVKRQEVIS ELLVTEAAHV RMLRVLHDLF FQPMAECLFF PLEELQNIFP SLDELIEVHS LFLDRLMKRR QESGYLIEEI GDVLLARFDG AEGSWFQKIS SRFCSRQSFA LEQLKAKQRK DPRFCAFVQE AESRPRCRRL QLKDMIPTEM QRLTKYPLLL QSIGQNT