anchor.diff:                  // connect circles
                   connectCircle("Gene", "HumanGeneSymbol");
                   connectCircle("Gene", "EnsemblGeneId");
  -                connectCircle("Gene", "MarkerSynonym");
  +                //connectCircle("Gene", "MarkerSynonym");
                   connectCircle("Gene", "Allele");
                   connectCircle("MouseModel", "Gene");
                   connectCircle("MouseModel", "Mp");
  
positive.code:                             }
                          ]
                      },
                      "MarkerSynonym": {
                          text: "MGI Marker\nSynonym",
                          x: 470,
                          y: 40,
                          r:30,
                          fields: [
                              {"MGI gene synonym":"markerSynonym"}
                          ]
                      },
                      "Allele": {
                          text: "Mouse\nAllele",
                          x: 340,
  
negative.code:                             {"mouse phenotype ontology term":"mpTerm"},
                              {"mouse phenotype ontology definition":"mpDefinition"},
                              {"top level mouse phenotype ontology id":"topLevelMpId"},
                              {"top level mouse phenotype ontology term":"topLevelMpTerm"},
                              {"mouse phenotype ontology term synonym": "ontoSynonym"}
  
                          ],
                          findBy: [
  