Structure of PDB 2rio Chain B Binding Site BS01

Receptor Information
>2rio Chain B (length=395) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
NFEQSLKNLVVSEKILGYGSSGTVVFQGSFQGRPVAVKRMLIDFCDIALM
EIKLLTESDDHPNVIRYYCSETTDRFLYIALELCNLNLQDLVESYNPISL
LRQIASGVAHLHSLKIIHRDLKPQNILVSTSSRFTADQQTGAENLRILIS
DFGLCKKLDSTSGWRAPELLEESNNLQTKRRLTRSIDIFSMGCVFYYILS
KGKHPFGDKYSRESNIIRGIFSLDEMKCLHDRSLIAEATDLISQMIDHDP
LKRPTAMKVLRHPLFWPKSKKLEFLLKVSDRLEIENRDPPSALLMKFDAG
SDFVIPSGDWTVKFDKTFMDRKYHSSKLMDLLRALRNKYHHFMDLPEDIA
ELMGPVPDGFYDYFTKRFPNLLIGVYMIVKENLSDDQILREFLYS
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 chain2rio Chain B Residue 2102 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2rio Structure of the dual enzyme ire1 reveals the basis for catalysis and regulation in nonconventional RNA splicing.
Resolution2.4 Å
Binding residue
(original residue number in PDB)		N145 D171
Binding residue
(residue number reindexed from 1)		N125 D151
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) D140 K142 N145 D171 T195
Catalytic site (residue number reindexed from 1) D120 K122 N125 D151 T161
Enzyme Commision number 2.7.11.1: non-specific serine/threonine protein kinase.
3.1.26.-
Gene Ontology
Molecular Function
GO:0004521 RNA endonuclease activity
GO:0004540 RNA nuclease activity
GO:0004672 protein kinase activity
GO:0004674 protein serine/threonine kinase activity
GO:0005524 ATP binding
Biological Process
GO:0006397 mRNA processing
GO:0006468 protein phosphorylation
GO:0030968 endoplasmic reticulum unfolded protein response

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Molecular Function
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Biological Process
External links
PDB RCSB:2rio, PDBe:2rio, PDBj:2rio
PDBsum2rio
PubMed18191223
UniProtP32361|IRE1_YEAST Serine/threonine-protein kinase/endoribonuclease IRE1 (Gene Name=IRE1)

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