Structure of PDB 4x23 Chain O Binding Site BS02

Receptor Information
>4x23 Chain O (length=98) Species: 7227 (Drosophila melanogaster) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RYRPGTVALREIRRYQKSTELLIRKLPFQRLVREIAQDFKTDLRFQSSAV
MALQEASEAYLVGLFEDTNLCAIHAKRVTIMPKDIQLARRIRGIEGGL
Ligand information
>4x23 Chain T (length=146) [Search DNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
atcggatgtatatatctgacacgtgcctggagactagggagtaatcccct
tggcggttaaaacgcgggggacagcgcgtacgtgcgtttaagcggtgcta
gagctgtctacgaccaattgagcggcctcggcaccgggattctcga
Receptor-Ligand Complex Structure
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PDB4x23 A conserved mechanism for centromeric nucleosome recognition by centromere protein CENP-C.
Resolution3.5 Å
Binding residue
(original residue number in PDB)		R42 P43 T45 R63 R72 R83 F84 Q85 S86 R116 V117 T118
Binding residue
(residue number reindexed from 1)		R3 P4 T6 R24 R33 R44 F45 Q46 S47 R77 V78 T79
Binding affinityPDBbind-CN: Kd=0.1uM
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0030527 structural constituent of chromatin
GO:0046982 protein heterodimerization activity
Cellular Component
GO:0000786 nucleosome

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Molecular Function
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Cellular Component
External links
PDB RCSB:4x23, PDBe:4x23, PDBj:4x23
PDBsum4x23
PubMed23723239
UniProtP02299|H3_DROME Histone H3 (Gene Name=His3)

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