Annotations: 44IW

KIR2DS4 bound to HLA-C*05:01 presenting the RecA peptide

External Resource: Annotation

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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, E	HLA class I histocompatibility antigen, C alpha chain	protein binding binding signaling receptor binding antigen binding peptide antigen binding peptide binding molecular function activator activity molecular function regulator activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity TAP binding beta-2-microglobulin binding	regulation of immune effector process lymphocyte mediated immunity positive regulation of leukocyte mediated immunity positive regulation of response to biotic stimulus regulation of cellular process response to stimulus response to biotic stimulus positive regulation of leukocyte mediated cytotoxicity positive regulation of immune response positive regulation of natural killer cell mediated immunity leukocyte mediated immunity regulation of immune system process natural killer cell mediated immunity positive regulation of immune system process regulation of immune effector process lymphocyte mediated immunity positive regulation of leukocyte mediated immunity positive regulation of response to biotic stimulus regulation of cellular process response to stimulus response to biotic stimulus positive regulation of leukocyte mediated cytotoxicity positive regulation of immune response positive regulation of natural killer cell mediated immunity leukocyte mediated immunity regulation of immune system process natural killer cell mediated immunity positive regulation of immune system process regulation of biological process regulation of natural killer cell mediated immunity immune response response to other organism regulation of innate immune response response to external stimulus leukocyte mediated cytotoxicity immune effector process regulation of leukocyte mediated immunity regulation of response to stimulus defense response to other organism positive regulation of defense response natural killer cell mediated cytotoxicity regulation of immune response positive regulation of natural killer cell mediated cytotoxicity regulation of cell killing positive regulation of cell killing regulation of defense response regulation of response to biotic stimulus regulation of natural killer cell mediated cytotoxicity biological process involved in interspecies interaction between organisms regulation of response to external stimulus positive regulation of lymphocyte mediated immunity positive regulation of biological process positive regulation of response to stimulus positive regulation of response to external stimulus regulation of response to stress response to stress innate immune response positive regulation of immune effector process response to external biotic stimulus positive regulation of cellular process positive regulation of innate immune response defense response regulation of leukocyte mediated cytotoxicity biological regulation defense response to symbiont regulation of lymphocyte mediated immunity immune system process cellular process cell killing antigen processing and presentation antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway antigen processing and presentation of endogenous peptide antigen antigen processing and presentation of peptide antigen via MHC class I antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-independent antigen processing and presentation of peptide antigen antigen processing and presentation of endogenous antigen antigen processing and presentation of endogenous peptide antigen via MHC class I antigen processing and presentation of endogenous peptide antigen via MHC class Ib antigen processing and presentation of peptide antigen via MHC class Ib antigen processing and presentation via MHC class Ib antigen processing and presentation of exogenous peptide antigen via MHC class Ib antigen processing and presentation of exogenous peptide antigen antigen processing and presentation of exogenous antigen adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains T cell mediated immunity positive regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains positive regulation of adaptive immune response regulation of T cell mediated immunity T cell mediated cytotoxicity positive regulation of T cell mediated cytotoxicity regulation of adaptive immune response adaptive immune response regulation of T cell mediated cytotoxicity positive regulation of T cell mediated immunity	cell periphery cellular anatomical structure cell surface membrane plasma membrane external side of plasma membrane side of membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle vesicle cell periphery cellular anatomical structure cell surface membrane plasma membrane external side of plasma membrane side of membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle vesicle extracellular membrane-bounded organelle MHC class I protein complex MHC protein complex protein-containing complex plasma membrane protein complex membrane protein complex intracellular anatomical structure organelle subcompartment lumenal side of endoplasmic reticulum membrane intracellular membrane-bounded organelle endomembrane system lumenal side of membrane endoplasmic reticulum subcompartment intracellular organelle nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum cytoplasm organelle membrane endoplasmic reticulum membrane MHC class Ib protein complex intracellular vesicle phagocytic vesicle phagocytic vesicle membrane cytoplasmic vesicle membrane bounding membrane of organelle cytoplasmic vesicle vesicle membrane endocytic vesicle membrane endocytic vesicle endosome membrane endosome recycling endosome recycling endosome membrane secretory granule secretory vesicle secretory granule membrane Golgi apparatus Golgi membrane early endosome early endosome membrane transport vesicle transport vesicle membrane coated vesicle membrane COPII-coated ER to Golgi transport vesicle ER to Golgi transport vesicle membrane coated vesicle
B, F	Beta-2-microglobulin	binding antigen binding peptide antigen binding peptide binding protein-containing complex binding MHC protein complex binding MHC class II protein complex binding identical protein binding protein binding protein homodimerization activity protein dimerization activity structural molecule activity	intracellular iron ion homeostasis inorganic ion homeostasis cellular homeostasis chemical homeostasis homeostatic process intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains multicellular organismal process regulation of immune effector process lymphocyte mediated immunity intracellular iron ion homeostasis inorganic ion homeostasis cellular homeostasis chemical homeostasis homeostatic process intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains multicellular organismal process regulation of immune effector process lymphocyte mediated immunity T cell mediated immunity positive regulation of leukocyte mediated immunity regulation of cellular process response to stimulus T cell cytokine production positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of immune response cytokine production leukocyte mediated immunity regulation of immune system process positive regulation of macromolecule metabolic process positive regulation of adaptive immune response positive regulation of T cell cytokine production positive regulation of immune system process regulation of T cell mediated immunity regulation of biological process regulation of cytokine production involved in immune response immune response regulation of adaptive immune response immune effector process regulation of gene expression regulation of leukocyte mediated immunity biosynthetic process regulation of response to stimulus positive regulation of production of molecular mediator of immune response positive regulation of multicellular organismal process regulation of immune response metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of production of molecular mediator of immune response positive regulation of cytokine production regulation of metabolic process positive regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains positive regulation of lymphocyte mediated immunity positive regulation of biological process positive regulation of response to stimulus regulation of T cell cytokine production regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains positive regulation of biosynthetic process regulation of cytokine production positive regulation of immune effector process regulation of multicellular organismal process cytokine production involved in immune response positive regulation of cellular process production of molecular mediator of immune response regulation of biosynthetic process biological regulation regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process adaptive immune response regulation of lymphocyte mediated immunity positive regulation of gene expression immune system process positive regulation of T cell mediated immunity positive regulation of cytokine production involved in immune response cellular process cellular response to stimulus cellular response to iron ion cellular response to metal ion cellular response to chemical stimulus response to metal ion response to iron ion response to chemical regulation of localization import into cell regulation of cellular component organization transport negative regulation of biological process negative regulation of transport negative regulation of endocytosis vesicle-mediated transport cellular component organization localization negative regulation of cellular process cellular component organization or biogenesis regulation of endocytosis negative regulation of cellular component organization negative regulation of receptor-mediated endocytosis regulation of transport regulation of receptor-mediated endocytosis regulation of vesicle-mediated transport establishment of localization endocytosis receptor-mediated endocytosis positive regulation of cellular component organization positive regulation of endocytosis positive regulation of receptor-mediated endocytosis positive regulation of transport peptide antigen assembly with MHC class I protein complex protein-containing complex organization peptide antigen assembly with MHC protein complex MHC class I protein complex assembly cellular component biogenesis antigen processing and presentation cellular component assembly protein-containing complex assembly antigen processing and presentation of peptide antigen via MHC class I MHC protein complex assembly antigen processing and presentation of peptide antigen regulation of developmental process cellular developmental process cell development regulation of cell differentiation regulation of neurogenesis regulation of cell development regulation of nervous system development negative regulation of neurogenesis multicellular organism development neurogenesis cell differentiation anatomical structure development negative regulation of nervous system development negative regulation of cell differentiation system development developmental process regulation of multicellular organismal development negative regulation of developmental process nervous system development negative regulation of cell development negative regulation of multicellular organismal process animal gross anatomical part developmental process regulation of defense response regulation of response to biotic stimulus biological process involved in interspecies interaction between organisms regulation of response to external stimulus response to biotic stimulus response to stress regulation of response to stress innate immune response response to external biotic stimulus natural killer cell mediated immunity regulation of natural killer cell mediated immunity response to other organism defense response regulation of innate immune response defense response to symbiont response to external stimulus defense response to other organism antigen processing and presentation of peptide antigen via MHC class Ib antigen processing and presentation via MHC class Ib antigen processing and presentation of exogenous peptide antigen via MHC class Ib antigen processing and presentation of exogenous peptide antigen antigen processing and presentation of exogenous antigen negative regulation of cell population proliferation cell population proliferation regulation of cell population proliferation regulation of epithelial cell proliferation epithelial cell proliferation negative regulation of epithelial cell proliferation establishment of protein localization iron ion transport metal ion transport protein transport macromolecule localization transferrin transport transition metal ion transport monoatomic ion transport intracellular protein localization monoatomic cation transport system process sensory perception of chemical stimulus sensory perception nervous system process sensory perception of smell primary metabolic process protein metabolic process supramolecular fiber organization amyloid fibril formation protein homotetramerization protein complex oligomerization protein tetramerization protein homooligomerization antigen processing and presentation of exogenous peptide antigen via MHC class II antigen processing and presentation of peptide or polysaccharide antigen via MHC class II antigen processing and presentation of peptide antigen via MHC class II peptide antigen assembly with MHC class II protein complex MHC class II protein complex assembly cellular response to nicotine response to nicotine regulation of cellular senescence cellular senescence positive regulation of cellular senescence cellular response to stress antigen processing and presentation of endogenous peptide antigen antigen processing and presentation of endogenous antigen antigen processing and presentation of endogenous peptide antigen via MHC class I behavior learning or memory cognition negative regulation of monoatomic ion transport regulation of monoatomic ion transport regulation of iron ion transport regulation of metal ion transport negative regulation of iron ion transport regulation of leukocyte activation regulation of cell activation positive regulation of leukocyte cell-cell adhesion lymphocyte activation leukocyte cell-cell adhesion leukocyte activation positive regulation of cell-cell adhesion positive regulation of lymphocyte activation positive regulation of cell activation cell adhesion cell-cell adhesion T cell activation positive regulation of leukocyte activation regulation of cell-cell adhesion positive regulation of T cell activation positive regulation of cell adhesion regulation of cell adhesion cell activation regulation of T cell activation regulation of leukocyte cell-cell adhesion regulation of lymphocyte activation negative regulation of forebrain neuron differentiation forebrain development regulation of forebrain neuron differentiation central nervous system neuron differentiation neuron differentiation head development forebrain generation of neurons animal organ development brain development generation of neurons central nervous system development forebrain neuron differentiation negative regulation of neuron differentiation regulation of neuron differentiation	cell periphery cellular anatomical structure cell surface membrane plasma membrane external side of plasma membrane side of membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle vesicle cell periphery cellular anatomical structure cell surface membrane plasma membrane external side of plasma membrane side of membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle vesicle extracellular membrane-bounded organelle protein-containing complex plasma membrane protein complex plasma membrane signaling receptor complex membrane protein complex signaling receptor complex HFE-transferrin receptor complex MHC class I protein complex MHC protein complex endosome membrane intracellular anatomical structure endosome intracellular vesicle late endosome membrane intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle membrane bounding membrane of organelle cytoplasmic vesicle vesicle membrane late endosome cytoplasm organelle membrane MHC class Ib protein complex phagocytic vesicle phagocytic vesicle membrane endocytic vesicle membrane endocytic vesicle vacuolar membrane lytic vacuole vacuole lytic vacuole membrane lysosomal membrane lysosome Golgi apparatus membrane-enclosed lumen intracellular organelle lumen endoplasmic reticulum lumen organelle lumen endoplasmic reticulum Golgi membrane MHC class I peptide loading complex organelle subcompartment endoplasmic reticulum subcompartment nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum protein-containing complex endoplasmic reticulum membrane vesicle lumen cytoplasmic vesicle lumen secretory granule lumen specific granule lumen secretory granule secretory vesicle specific granule anchoring junction cell junction focal adhesion cell-substrate junction MHC class II protein complex early endosome endosome lumen early endosome lumen recycling endosome recycling endosome membrane tertiary granule lumen tertiary granule early endosome membrane transport vesicle transport vesicle membrane coated vesicle membrane COPII-coated ER to Golgi transport vesicle ER to Golgi transport vesicle membrane coated vesicle
C, G	Protein RecA	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 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 DNA binding damaged DNA binding nucleic acid binding single-stranded DNA binding ATP-dependent activity, acting on DNA DNA damage sensor activity molecular sensor activity catalytic activity, acting on DNA ATP-dependent DNA damage sensor activity catalytic activity, acting on a nucleic acid molecular function regulator activity catalytic activity ATP-dependent activity	cellular response to stimulus response to stimulus primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process cellular response to stress DNA damage response response to stress metabolic process cellular process macromolecule metabolic process DNA repair SOS response cellular response to stimulus response to stimulus primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process cellular response to stress DNA damage response response to stress metabolic process cellular process macromolecule metabolic process DNA repair SOS response DNA recombination	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol
D, H	Killer cell immunoglobulin-like receptor 2DS4	molecular transducer activity signaling receptor activity immune receptor activity transmembrane signaling receptor activity MHC class Ib protein binding protein binding binding signaling receptor binding MHC protein binding	cellular response to stimulus regulation of biological process immune response-regulating cell surface receptor signaling pathway regulation of cellular process response to stimulus cell surface receptor signaling pathway signaling immune response biological regulation cell communication immune response-inhibiting cell surface receptor signaling pathway immune response-regulating signaling pathway regulation of response to stimulus immune system process immune response-inhibiting signal transduction cellular response to stimulus regulation of biological process immune response-regulating cell surface receptor signaling pathway regulation of cellular process response to stimulus cell surface receptor signaling pathway signaling immune response biological regulation cell communication immune response-inhibiting cell surface receptor signaling pathway immune response-regulating signaling pathway regulation of response to stimulus immune system process immune response-inhibiting signal transduction regulation of immune response cellular process regulation of immune system process signal transduction	cell periphery cellular anatomical structure plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, E	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A, E	IPR050208	Antigen-presenting and immune regulatory MHC class I-related	Family
A, E	IPR003597	Immunoglobulin C1-set	Domain
A, E	IPR010579	MHC class I, alpha chain, C-terminal	Domain
A, E	IPR011161	MHC class I-like antigen recognition-like	Domain
A, E	IPR011162	MHC classes I/II-like antigen recognition protein	Homologous Superfamily
A, E	IPR001039	MHC class I alpha chain, alpha1 alpha2 domains	Domain
A, E	IPR037055	MHC class I-like antigen recognition-like superfamily	Homologous Superfamily
A, E	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, E	IPR007110	Immunoglobulin-like domain	Domain
B, F	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
B, F	IPR003006	Immunoglobulin/major histocompatibility complex, conserved site	Conserved Site
B, F	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B, F	IPR007110	Immunoglobulin-like domain	Domain
B, F	IPR050160	Major Histocompatibility Complex/Immunoglobulin	Family
B, F	IPR003597	Immunoglobulin C1-set	Domain
B, F	IPR015707	Beta-2-Microglobulin	Family
C, G	IPR049261	RecA-like, C-terminal	Domain
C, G	IPR020588	DNA recombination and repair protein RecA-like, ATP-binding domain	Domain
C, G	IPR020587	DNA recombination and repair protein RecA, monomer-monomer interface	Domain
C, G	IPR003593	AAA+ ATPase domain	Domain
C, G	IPR020584	DNA recombination/repair protein RecA, conserved site	Conserved Site
C, G	IPR023400	DNA recombination and repair protein RecA, C-terminal, superfamily	Homologous Superfamily
C, G	IPR049428	RecA-like, N-terminal	Domain
C, G	IPR013765	DNA recombination and repair protein RecA	Family
C, G	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
D, H	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
D, H	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
D, H	IPR003599	Immunoglobulin domain subtype	Domain
D, H	IPR013151	Immunoglobulin-like beta-sandwich domain	Domain
D, H	IPR050412	Immunoglobulin-like Receptors in Immune Regulation	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, E	: P10321	psoriatic arthritis psoriasis Stevens-Johnson syndrome malignant glioma HIV infectious disease mixed glioma chronic hepatitis B virus infection Sjogren syndrome psoriasis 1, susceptibility to Drug-Related Side Effects and Adverse Reactions pustulosis palmaris et plantaris gastroesophageal reflux disease skin basal cell carcinoma heart disease Takayasu arteritis psoriatic arthritis psoriasis Stevens-Johnson syndrome malignant glioma HIV infectious disease mixed glioma chronic hepatitis B virus infection Sjogren syndrome psoriasis 1, susceptibility to Drug-Related Side Effects and Adverse Reactions pustulosis palmaris et plantaris gastroesophageal reflux disease skin basal cell carcinoma heart disease Takayasu arteritis inflammatory bowel disease vitiligo alopecia areata lung cancer asthma autism spectrum disorder metabolic syndrome X cervical cancer myocardial infarction cutaneous lupus erythematosus pilocytic astrocytoma proliferative diabetic retinopathy endogenous depression schizophrenia glioblastoma squamous cell lung carcinoma hepatitis B virus infection subependymal giant cell astrocytoma toxic epidermal necrolysis allergic rhinitis juvenile dermatomyositis ankylosing spondylitis lung carcinoma astrocytic tumor marginal zone lymphoma Behcet disease nasopharyngeal disease post-traumatic stress disorder dermatomyositis glioma herpes zoster susceptibility to HIV infection hypertensive disorder ulcerative colitis alopecia leprosy anterior uveitis malignant ependymoma atopic eczema membranous glomerulonephritis Burkitt lymphoma Crohn disease ovarian cancer diffuse large B-cell lymphoma

44IW | pdb_000044iw

KIR2DS4 bound to HLA-C*05:01 presenting the RecA peptide

External Resource: Annotation

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage

Pharos: Disease Associations Pharos Homepage Annotation