这个词是什么意思？
DNA-binding motifs, first described in one of the HMGA PROTEINS: HMG-I(Y) PROTEIN. They consist of positively charged sequences of nine amino acids centered on the invariant tripeptide glycine-arginine-proline. They act to fasten the protein to an AT RICH SEQUENCE in the DNA.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D024761 · MeSH 2026。
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