Table 1.
Proteins involved in loop formation of the β-globin locus
| Erythroid specific transcriptional activators | EKLF, GATA-1, NF-E2 |
| Co-factors | NLI/Ldb1, Brg1 |
| Insulator-related proteins | CTCF, Rad21, SMC1, SMC3 |
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