6c0w
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Cryo-EM structure of human kinetochore protein CENP-N with the centromeric nucleosome containing CENP-A
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Structural highlights
FunctionCENPA_HUMAN Histone H3-like variant which exclusively replaces conventional H3 in the nucleosome core of centromeric chromatin at the inner plate of the kinetochore. Required for recruitment and assembly of kinetochore proteins, mitotic progression and chromosome segregation. May serve as an epigenetic mark that propagates centromere identity through replication and cell division. The CENPA-H4 heterotetramer can bind DNA by itself (in vitro).[1] [2] See AlsoReferences
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This page was last modified 14:25, 13 March 2024.