Sequence of this protein is as follows: KGAVAMAETL KTLRQVEVIN FGDCLVRSKG AVAIADAIRG GLPKLKELNL SFCEIKRDAA LAVAEAMADK AELEKLDLNG NTLGEEGCEQ LQEVLEGFNM AKVLASLSDD EDEEEEEEGE. Ran is a small signaling GTPase that is involved in nucleocytoplasmic transport.