金山科研平台，产品价格货期咨询微信：jinshanbio Molecule Information: ID1 Long Name: Inhibitor of DNA Binding 1 Entrez Gene IDs: 3397 (Human); 15901 (Mouse); 25261 (Rat) Background: ID1 ID1 is a negative regulator of helix-loop-helix (HLH) DNA binding proteins. ID1 contains a HLH motif but no DNA binding motif, therefore, upon binding other HLH proteins, ID1 acts a dominant negative regulator. ID1 can be found in both cytoplasmic and nuclear cell fractions. Increased ID1 expression is associated with cellular proliferation and cancer.