Structure of PDB 4kud Chain A Binding Site BS01

Receptor Information
>4kud Chain A (length=96) Species: 559292 (Saccharomyces cerevisiae S288C) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PHRYKPGTVALREIRRFQKSTELLIRKLPFQRLVREIAQDFKTDLRFQSS
AIGALQESVEAYLVSLFEDTNLAAIHAKRVTIQKKDIKLARRLRGE
Ligand information
>4kud Chain I (length=146) [Search DNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
atcaatatccacctgcagattctaccaaaagtgtatttggaaactgctcc
atcaaaaggcatgttcagcggaattccgctgaacatgccttttgatggag
cagtttccaaatacacttttggtagaatctgcaggtggatattgat
Receptor-Ligand Complex Structure
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PDB4kud N alpha-acetylated Sir3 stabilizes the conformation of a nucleosome-binding loop in the BAH domain.
Resolution3.203 Å
Binding residue
(original residue number in PDB)
Y41 K42 R72 R83 F84 Q85 V117 T118
Binding residue
(residue number reindexed from 1)
Y4 K5 R35 R46 F47 Q48 V80 T81
Binding affinityPDBbind-CN: Kd=0.04uM
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0005515 protein binding
GO:0008823 cupric reductase (NADH) activity
GO:0030527 structural constituent of chromatin
GO:0046982 protein heterodimerization activity
Biological Process
GO:0006325 chromatin organization
GO:0006355 regulation of DNA-templated transcription
GO:0006878 intracellular copper ion homeostasis
GO:0009060 aerobic respiration
GO:0009303 rRNA transcription
GO:0042790 nucleolar large rRNA transcription by RNA polymerase I
GO:0043935 sexual sporulation resulting in formation of a cellular spore
GO:0045943 positive regulation of transcription by RNA polymerase I
GO:0070911 global genome nucleotide-excision repair
Cellular Component
GO:0000500 RNA polymerase I upstream activating factor complex
GO:0000786 nucleosome
GO:0005634 nucleus
GO:0005694 chromosome
GO:0031298 replication fork protection complex
GO:0032991 protein-containing complex
GO:0043505 CENP-A containing nucleosome

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Biological Process

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Cellular Component
External links
PDB RCSB:4kud, PDBe:4kud, PDBj:4kud
PDBsum4kud
PubMed23934152
UniProtP61830|H3_YEAST Histone H3 (Gene Name=HHT1)

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