Structure of PDB 4k3o Chain B Binding Site BS02

Receptor Information
>4k3o Chain B (length=360) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MKFTVEREHLLKPLQQVSGPLPILGNLLLQVADGTLSLTGTDLEMEMVAR
VALVQPHEPGATTVPARKFFDICRGLPEGAEIAVQLEGERMLVRSGRSRF
SLSTLPAADFPNLDDWQSEVEFTLPQATMKRLIEATQFSMAHQDVRYYLN
GMLFETEGEELRTVATDGHRLAVCSMPIGQSLPSHSVIVPRKGVIELMRM
LDGGDNPLRVQIGSNNIRAHVGDFIFTSKLVDGRFPDYRRVLPKNPDKHL
EAGCDLLKQAFARAAILSNEKFRGVRLYVSENQLKITANNPEQEEAEEIL
DVTYSGAEMEIGFNVSYVLDVLNALKCENVRMMLTDSVSSVQIEDAASQS
AAYVVMPMRL
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain4k3o Chain B Residue 404 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4k3o Structural and Thermodynamic Dissection of Linear Motif Recognition by the E. coli Sliding Clamp
Resolution2.0 Å
Binding residue
(original residue number in PDB)		E161 T162 E163 S190 H191
Binding residue
(residue number reindexed from 1)		E155 T156 E157 S184 H185
Annotation score1
Enzymatic activity
Enzyme Commision number 2.7.7.7: DNA-directed DNA polymerase.
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0003887 DNA-directed DNA polymerase activity
GO:0005515 protein binding
GO:0008408 3'-5' exonuclease activity
GO:0042802 identical protein binding
GO:0042803 protein homodimerization activity
Biological Process
GO:0006260 DNA replication
GO:0006261 DNA-templated DNA replication
GO:0006271 DNA strand elongation involved in DNA replication
GO:0006974 DNA damage response
GO:0030174 regulation of DNA-templated DNA replication initiation
GO:0032297 negative regulation of DNA-templated DNA replication initiation
GO:0042276 error-prone translesion synthesis
GO:0044787 bacterial-type DNA replication
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0009360 DNA polymerase III complex
GO:0030894 replisome
GO:1990078 replication inhibiting complex
GO:1990085 Hda-beta clamp complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4k3o, PDBe:4k3o, PDBj:4k3o
PDBsum4k3o
PubMed24090409
UniProtP0A988|DPO3B_ECOLI Beta sliding clamp (Gene Name=dnaN)

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