Family Build (I value*) | Family ID | Annotation** | # Members |
| 1.2 | 12 | HLH_basic | 493 |
| 2 | 26823 | HLH_basic | 4 |
| 5 | 64633 | | 2 |
| 1.1 | 101381 | Helix-loop-helix DNA-binding | 441 |
| 2 | 125059 | Helix-loop-helix DNA-binding Basic helix-loop-helix dimerisation region bHLH - Cellular Component: nucleus (GO:0005634) - Molecular Function: transcription regulator activity (GO:0030528) - Biological Process: regulation of transcription (GO:0045449) | 3 |
| 5 | 137948 | | 2 |
*i value: controls inflation, a process to dissipate family clusters. At high i value, genes tend to be separated into different families.
**Annotation: the most common InterPro annotation(s) of the Arabidopsis members in the family.