Structure of PDB 2kfn Chain A Binding Site BS05

Receptor Information
>2kfn Chain A (length=601) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MISYDNYVTILDEETLKAWIAKLEKAPVFAFDTETDSLDNISANLVGLSF
AIEPGVAAYIPVAHDYLDAPDQISRERALELLKPLLEDEKALKVGQNLKY
DRGILANYGIELRGIAFDTMLESYILNSVAGRHDMDSLAERWLKHKTITF
EEIAGKGKNQLTFNQIALEEAGRYAAEDADVTLQLHLKMWPDLQKHKGPL
NVFENIEMPLVPVLSRIERNGVKIDPKVLHNHSEELTLRLAELEKKAHEI
AGEEFNLSSTKQLQTILFEKQGIKPLKKTPSTSEEVLEELALDYPLPKVI
LEYRGLAKLKSTYTDKLPLMINPKTGRVHTSYHQAVTATGRLSSTDPNLQ
NIPVRNEEGRRIRQAFIAPEDYVIVSADYSQIELRIMAHLSRDKGLLTAF
AEGKDIHRATAAEVFGLPLETVTSEQRRSAKAINFGLIYGMSAFGLARQL
NIPRKEAQKYMDLYFERYPGVLEYMERTRAQAKEQGYVETLDGRRLYLPD
IKSSNGARRAAAERAAINAPMQGTAADIIKRAMIAVDAWLQAEQPRVRMI
MQVHDELVFEVHKDDVDAVAKQIHQLMENCTRLDVPLLVEVGSGENWDQA
H
Ligand information
Ligand IDMG
InChIInChI=1S/Mg/q+2
InChIKeyJLVVSXFLKOJNIY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Mg+2]
CACTVS 3.341[Mg++]
FormulaMg
NameMAGNESIUM ION
ChEMBL
DrugBankDB01378
ZINC
PDB chain2kfn Chain A Residue 321 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2kfn Structures of normal single-stranded DNA and deoxyribo-3'-S-phosphorothiolates bound to the 3'-5' exonucleolytic active site of DNA polymerase I from Escherichia coli.
Resolution2.03 Å
Binding residue
(original residue number in PDB)		N761 Y791
Binding residue
(residue number reindexed from 1)		N434 Y464
Annotation score1
Enzymatic activity
Enzyme Commision number 2.7.7.7: DNA-directed DNA polymerase.
Gene Ontology
Molecular Function
GO:0003676 nucleic acid binding
GO:0003677 DNA binding
GO:0003887 DNA-directed DNA polymerase activity
GO:0008408 3'-5' exonuclease activity
Biological Process
GO:0006139 nucleobase-containing compound metabolic process
GO:0006260 DNA replication
GO:0006261 DNA-templated DNA replication

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Molecular Function
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Biological Process
External links
PDB RCSB:2kfn, PDBe:2kfn, PDBj:2kfn
PDBsum2kfn
PubMed9888810
UniProtP00582|DPO1_ECOLI DNA polymerase I (Gene Name=polA)

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