Annotations: 9RHH

Crystal structure of Kinase domain of HRI kinase

External Resource: Annotation

Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Protein Modification Annotation

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Eukaryotic translation initiation factor 2-alpha kinase 1	protein serine/threonine kinase activity eukaryotic translation initiation factor 2alpha kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups protein serine kinase activity binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding protein serine/threonine kinase activity eukaryotic translation initiation factor 2alpha kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups protein serine kinase activity binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding identical protein binding protein binding protein homodimerization activity protein dimerization activity tetrapyrrole binding heme binding	response to metal ion starvation response to nutrient levels response to stimulus response to iron ion starvation response to stress response to starvation protein phosphorylation protein autophosphorylation phosphorylation primary metabolic process macromolecule modification phosphate-containing compound metabolic process metabolic process cellular process response to metal ion starvation response to nutrient levels response to stimulus response to iron ion starvation response to stress response to starvation protein phosphorylation protein autophosphorylation phosphorylation primary metabolic process macromolecule modification phosphate-containing compound metabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process protein modification process regulation of cellular process protein biosynthetic process regulation of primary metabolic process post-transcriptional regulation of gene expression translational initiation regulation of biosynthetic process regulation of biological process regulation of translational initiation regulation of protein metabolic process biological regulation regulation of macromolecule metabolic process gene expression translation macromolecule biosynthetic process regulation of gene expression biosynthetic process regulation of translation regulation of macromolecule biosynthetic process regulation of metabolic process negative regulation of cell population proliferation cell population proliferation regulation of cell population proliferation negative regulation of cellular process negative regulation of biological process negative regulation of hemoglobin biosynthetic process hemoglobin metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process hemoglobin biosynthetic process negative regulation of metabolic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of hemoglobin biosynthetic process localization protein localization to organelle macromolecule localization protein localization to mitochondrion intracellular protein localization catabolic process macroautophagy autophagy positive regulation of biological process regulation of autophagy positive regulation of autophagy of mitochondrion positive regulation of metabolic process mitophagy regulation of autophagy of mitochondrion positive regulation of macroautophagy process utilizing autophagic mechanism positive regulation of cellular process positive regulation of autophagy positive regulation of mitophagy regulation of mitophagy regulation of catabolic process positive regulation of catabolic process regulation of macroautophagy autophagy of mitochondrion cellular response to stimulus signaling integrated stress response signaling intracellular signal transduction cell communication cellular response to stress intracellular signaling cassette signal transduction negative regulation of translation regulation of translational initiation by iron negative regulation of translational initiation negative regulation of gene expression negative regulation of translational initiation by iron HRI-mediated signaling	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR017441	Protein kinase, ATP binding site	Binding Site
A, B	IPR050339	Cell Cycle and Stress Response Kinase	Family
A, B	IPR000719	Protein kinase domain	Domain
A, B	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
A, B	IPR054521	Heme-regulated eIF-2-alpha kinase, helical domain	Domain
A, B	IPR008271	Serine/threonine-protein kinase, active site	Active Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	: Q9BQI3	adult acute respiratory distress syndrome lung adenocarcinoma Splenomegaly ovarian cancer drug-induced liver injury plasma cell myeloma astrocytic tumor esophageal adenocarcinoma lung cancer osteosarcoma hemolytic anemia invasive ductal breast carcinoma medulloblastoma

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B	SEP	Parent Component: SER : AA0037 : O-phospho-L-serine MOD:00046

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.