<p>This domain is functionally uncharacterised and found in various plant and yeast protein transport proteins. It is noramlly associated with and C-termianl to the SEC7 domain. The SEC7 domain was named after the first protein found to contain such a region [<cite idref="PUB00005683"/>]. It has been shown to be linked with guanine nucleotide exchange function [<cite idref="PUB00005779"/>, <cite idref="PUB00005806"/>]. </p> Domain of unknown function DUF1981, SEC7 associated