<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>A specializing role which may be used for an allele whose encoded product functions differently (qualitatively or quantitatively) from the function asserted on its parent. It specializes the function of the wild type gene/gene product. The domain and range for this role are 'Gene' and 'Biological Process', respectively.</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>