High affinity binding of proteins HMG1 and HMG2 to semicatenated DNA loops

Background Proteins HMG1 and HMG2 are two of the most abundant non histone proteins in the nucleus of mammalian cells, and contain a domain of homology with many...背景：高迁移率族蛋白1（HMG1）与高迁移率族蛋白2（HMG2）是哺乳动物细胞核内丰度最高的两类非组蛋白，二者均包含一段与多种……同源的结构域。