!date: Sun Jul 26 21:10:06 PDT 2009 !version: $Revision: 1.21 $ !type: % OBO_REL:is_a is_a !type: ^ transitive_over transitive_over !type: - negatively_regulates negatively_regulates !type: < part_of part_of !type: + positively_regulates positively_regulates !type: & regulates regulates $Gene_Ontology ; GO:0003673