Structure of PDB 3pen Chain A Binding Site BS04

Receptor Information
>3pen Chain A (length=403) Species: 2287 (Saccharolobus solfataricus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AWPKVQPEVNIGVVGHVDHGKTTLVQAITGIWTSKKLGYAETNIGVCESC
KKPEAYVTEPSCKSCGSDDEPKFLRRISFIDAPGHEVLMATMLSGAALMD
GAILVVAANEPFPQPQTREHFVALGIIGVKNLIIVQNKVDVVSKEEALSQ
YRQIKQFTKGTWAENVPIIPVSALHKINIDSLIEGIEEYIKTPYRDLSQK
PVMLVIRSFDVNKPGTQFNELKGGVIGGSIIQGLFKVDQEIKVLPGLRVE
KQGKVSYEPIFTKISSIRFGDEEFKEAKPGGLVAIGTYLDPSLTKADNLL
GSIITLADAEVPVLWNIRIKYNLLERVVGAKEMLKVDPIRAKETLMLSVG
SSTTLGIVTSVKKDEIEVELRRPVAVWSNNIRTVISRQIAGRWRMIGWGL
VEI
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 chain3pen Chain A Residue 418 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3pen Structure of archaeal initiation factor aIF2gamma subunit from Sulfolobus solfataricus in the GDP-bound form.
Resolution2.3005 Å
Binding residue
(original residue number in PDB)		V151 V154
Binding residue
(residue number reindexed from 1)		V139 V142
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) D19 K22 T23 H97
Catalytic site (residue number reindexed from 1) D18 K21 T22 H85
Enzyme Commision number 3.6.5.3: protein-synthesizing GTPase.
Gene Ontology
Molecular Function
GO:0000049 tRNA binding
GO:0003743 translation initiation factor activity
GO:0003746 translation elongation factor activity
GO:0003924 GTPase activity
GO:0005515 protein binding
GO:0005525 GTP binding
GO:0016787 hydrolase activity
GO:0046872 metal ion binding
Biological Process
GO:0001731 formation of translation preinitiation complex
GO:0006412 translation
GO:0006413 translational initiation
GO:0006414 translational elongation

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Molecular Function
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Biological Process
External links
PDB RCSB:3pen, PDBe:3pen, PDBj:3pen
PDBsum3pen
PubMed
UniProtQ980A5|IF2G_SACS2 Translation initiation factor 2 subunit gamma (Gene Name=eif2g)

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