Structure of PDB 2io4 Chain D Binding Site BS01

Receptor Information
>2io4 Chain D (length=243) Species: 273057 (Saccharolobus solfataricus P2) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MMKAKVIDAVSFSYILRTVGDFLSEANFIVTKEGIRVSGIDPSRVVFLDI
FLPSSYFEGFEVSQEKEIIGFKLEDVNDILKRVLKDDTLILSSNESKLTL
TFDGEFTRSFELPLIQVESTQPPNLEFPFKAQLLTITFADIIDELSDLGE
VLNIHSKENKLYFEVIGDLSTAKVELSTDNGTLLEASGADVSSSYGMEYV
ANTTKMRRASDSMELYFGSQIPLKLRFKLPQEGYGDFYIAPRA
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 chain2io4 Chain B Residue 701 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2io4 Structures of monomeric, dimeric and trimeric PCNA: PCNA-ring assembly and opening.
Resolution2.6 Å
Binding residue
(original residue number in PDB)		D145 D149
Binding residue
(residue number reindexed from 1)		D143 D147
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0030337 DNA polymerase processivity factor activity
Biological Process
GO:0006260 DNA replication
GO:0006272 leading strand elongation
GO:0006275 regulation of DNA replication

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Molecular Function
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Biological Process
External links
PDB RCSB:2io4, PDBe:2io4, PDBj:2io4
PDBsum2io4
PubMed18703842
UniProtQ97Z84|PCNA2_SACS2 DNA polymerase sliding clamp 2 (Gene Name=pcn2)

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