HMG-box
| HMG (high mobility group) box | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| NMR structure of the HMG-box domain of the LEF1 protein (rainbow colored, N-terminus = blue, C-terminus = red) complexed with DNA (brown) based on the PDB: 2LEF coordinates. | |||||||||||
| Identifiers | |||||||||||
| Symbol | PF00505 | ||||||||||
| Pfam | PF00505 | ||||||||||
| Pfam clan | CL0114 | ||||||||||
| ECOD | 190.1.1 | ||||||||||
| InterPro | IPR009071 | ||||||||||
| SCOP2 | 1hsm / SCOPe / SUPFAM | ||||||||||
| 
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In molecular biology, the HMG-box (high mobility group box) is a protein domain which is involved in DNA binding. The domain is composed of approximately 75 amino acid residues that collectively mediate the DNA-binding of chromatin-associated high-mobility group proteins. HMG-boxes are present in many transcription factors and chromatin-remodeling complexes, where they can mediate non-sequence or sequence-specific DNA binding.