molecular function |
| GO:0005524 | | ATP binding | | Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator. |
| GO:0008026 | | ATP-dependent helicase activity | | Catalysis of the reaction: ATP + H2O = ADP + phosphate, to drive the unwinding of a DNA or RNA helix. |
| GO:0016887 | | ATPase activity | | Catalysis of the reaction: ATP + H2O = ADP + phosphate + 2 H+. May or may not be coupled to another reaction. |
| GO:0060590 | | ATPase regulator activity | | Modulates the rate of ATP hydrolysis by an ATPase. |
| GO:0017151 | | DEAD/H-box RNA helicase binding | | Interacting selectively and non-covalently with the enzyme DEAD/H-box RNA helicase. |
| GO:0042288 | | MHC class I protein binding | | Interacting selectively and non-covalently with major histocompatibility complex class I molecules; a set of molecules displayed on cell surfaces that are responsible for lymphocyte recognition and antigen presentation. |
| GO:0003723 | | RNA binding | | Interacting selectively and non-covalently with an RNA molecule or a portion thereof. |
| GO:0003968 | | RNA-directed 5'-3' RNA polymerase activity | | Catalysis of the reaction: nucleoside triphosphate + RNA(n) = diphosphate + RNA(n+1); uses an RNA template, i.e. the catalysis of RNA-template-directed extension of the 3'-end of an RNA strand by one nucleotide at a time. |
| GO:0017137 | | Rab GTPase binding | | Interacting selectively and non-covalently with Rab protein, any member of the Rab subfamily of the Ras superfamily of monomeric GTPases. |
| GO:0017124 | | SH3 domain binding | | Interacting selectively and non-covalently with a SH3 domain (Src homology 3) of a protein, small protein modules containing approximately 50 amino acid residues found in a great variety of intracellular or membrane-associated proteins. |
| GO:0097677 | | STAT family protein binding | | Interacting selectively and non-covalently with any member of the signal transducers and activators of transcription (STAT) protein family. STATs are, as the name indicates, both signal transducers and transcription factors. STATs are activated by cytokines and some growth factors and thus control important biological processes including cell growth, cell differentiation, apoptosis and immune responses. |
| GO:0003824 | | catalytic activity | | Catalysis of a biochemical reaction at physiological temperatures. In biologically catalyzed reactions, the reactants are known as substrates, and the catalysts are naturally occurring macromolecular substances known as enzymes. Enzymes possess specific binding sites for substrates, and are usually composed wholly or largely of protein, but RNA that has catalytic activity (ribozyme) is often also regarded as enzymatic. |
| GO:0004197 | | cysteine-type endopeptidase activity | | Catalysis of the hydrolysis of internal, alpha-peptide bonds in a polypeptide chain by a mechanism in which the sulfhydryl group of a cysteine residue at the active center acts as a nucleophile. |
| GO:0008234 | | cysteine-type peptidase activity | | Catalysis of the hydrolysis of peptide bonds in a polypeptide chain by a mechanism in which the sulfhydryl group of a cysteine residue at the active center acts as a nucleophile. |
| GO:0019899 | | enzyme binding | | Interacting selectively and non-covalently with any enzyme. |
| GO:0031072 | | heat shock protein binding | | Interacting selectively and non-covalently with a heat shock protein, any protein synthesized or activated in response to heat shock. |
| GO:0004386 | | helicase activity | | Catalysis of the reaction: NTP + H2O = NDP + phosphate, to drive the unwinding of a DNA or RNA helix. |
| GO:0016787 | | hydrolase activity | | Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3. |
| GO:0042802 | | identical protein binding | | Interacting selectively and non-covalently with an identical protein or proteins. |
| GO:0005216 | | ion channel activity | | Enables the facilitated diffusion of an ion (by an energy-independent process) by passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. May be either selective (it enables passage of a specific ion only) or non-selective (it enables passage of two or more ions of same charge but different size). |
| GO:1990254 | | keratin filament binding | | Interacting selectively and non-covalently with a keratin filament, an intermediate filament composed of acidic and basic keratins (types I and II), typically expressed in epithelial cells. |
| GO:0019900 | | kinase binding | | Interacting selectively and non-covalently with a kinase, any enzyme that catalyzes the transfer of a phosphate group. |
| GO:0046872 | | metal ion binding | | Interacting selectively and non-covalently with any metal ion. |
| GO:0017111 | | nucleoside-triphosphatase activity | | Catalysis of the reaction: a nucleoside triphosphate + H2O = nucleoside diphosphate + phosphate. |
| GO:0000166 | | nucleotide binding | | Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose. |
| GO:0016779 | | nucleotidyltransferase activity | | Catalysis of the transfer of a nucleotidyl group to a reactant. |
| GO:0002039 | | p53 binding | | Interacting selectively and non-covalently with one of the p53 family of proteins. |
| GO:0008233 | | peptidase activity | | Catalysis of the hydrolysis of a peptide bond. A peptide bond is a covalent bond formed when the carbon atom from the carboxyl group of one amino acid shares electrons with the nitrogen atom from the amino group of a second amino acid. |
| GO:0005515 | | protein binding | | Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules). |
| GO:0019903 | | protein phosphatase binding | | Interacting selectively and non-covalently with any protein phosphatase. |
| GO:0005124 | | scavenger receptor binding | | Interacting selectively and non-covalently with scavenger receptors, a family of proteins that are expressed on myeloid cells and are involved in the uptake of effete cellular components and foreign particles. |
| GO:0004252 | | serine-type endopeptidase activity | | Catalysis of the hydrolysis of internal, alpha-peptide bonds in a polypeptide chain by a catalytic mechanism that involves a catalytic triad consisting of a serine nucleophile that is activated by a proton relay involving an acidic residue (e.g. aspartate or glutamate) and a basic residue (usually histidine). |
| GO:0008236 | | serine-type peptidase activity | | Catalysis of the hydrolysis of peptide bonds in a polypeptide chain by a catalytic mechanism that involves a catalytic triad consisting of a serine nucleophile that is activated by a proton relay involving an acidic residue (e.g. aspartate or glutamate) and a basic residue (usually histidine). |
| GO:0005198 | | structural molecule activity | | The action of a molecule that contributes to the structural integrity of a complex or its assembly within or outside a cell. |
| GO:0008134 | | transcription factor binding | | Interacting selectively and non-covalently with a transcription factor, any protein required to initiate or regulate transcription. |
| GO:0016740 | | transferase activity | | Catalysis of the transfer of a group, e.g. a methyl group, glycosyl group, acyl group, phosphorus-containing, or other groups, from one compound (generally regarded as the donor) to another compound (generally regarded as the acceptor). Transferase is the systematic name for any enzyme of EC class 2. |
| GO:0031369 | | translation initiation factor binding | | Interacting selectively and non-covalently with a translation initiation factor, any polypeptide factor involved in the initiation of ribosome-mediated translation. |
| GO:0008270 | | zinc ion binding | | Interacting selectively and non-covalently with zinc (Zn) ions. |
biological process |
| GO:0075512 | | clathrin-dependent endocytosis of virus by host cell | | Any clathrin-mediated endocytosis that is involved in the uptake of a virus into a host cell. Begins by invagination of a specific region of the host cell plasma membrane around the bound virus to form a clathrin-coated pit, which then pinches off to form a clathrin-coated endocytic vesicle containing the virus. |
| GO:0075509 | | endocytosis involved in viral entry into host cell | | Any endocytosis that is involved in the uptake of a virus into a host cell. |
| GO:0030683 | | evasion or tolerance by virus of host immune response | | Any process, either active or passive, by which a virus avoids the effects of the host organism's immune response. The host is defined as the larger of the organisms involved in a symbiotic interaction. |
| GO:0039654 | | fusion of virus membrane with host endosome membrane | | Fusion of a virus membrane with a host endosome membrane. Occurs after internalization of the virus through the endosomal pathway, and results in release of the virus contents into the cell. |
| GO:0039520 | | induction by virus of host autophagy | | Any process in which a virus activates or increases the frequency, rate or extent of autophagy in the host. |
| GO:0034220 | | ion transmembrane transport | | A process in which an ion is transported from one side of a membrane to the other by means of some agent such as a transporter or pore. |
| GO:0006811 | | ion transport | | The directed movement of charged atoms or small charged molecules into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore. |
| GO:0071593 | | lymphocyte aggregation | | The adhesion of one lymphocyte to one or more other lymphocytes via adhesion molecules. |
| GO:0039663 | | membrane fusion involved in viral entry into host cell | | Merging of the virion membrane and a host membrane (host plasma membrane or host organelle membrane) that is involved in the uptake of a virus into a host cell. |
| GO:0008152 | | metabolic process | | The chemical reactions and pathways, including anabolism and catabolism, by which living organisms transform chemical substances. Metabolic processes typically transform small molecules, but also include macromolecular processes such as DNA repair and replication, and protein synthesis and degradation. |
| GO:0039645 | | modulation by virus of host G1/S transition checkpoint | | Any viral process that modulates the frequency, rate or extent of the host cell G1/S transition checkpoint. |
| GO:0060153 | | modulation by virus of host cell cycle | | Any viral process that modulates the rate or extent of progression through the cell cycle. |
| GO:0044833 | | modulation by virus of host protein transport | | Any viral process that modulates the frequency, rate or extent of protein transport in its host organism. |
| GO:0019056 | | modulation by virus of host transcription | | Any process in which a virus modulates the frequency, rate or extent of its host's transcription. |
| GO:0033663 | | negative regulation by symbiont of host defense-related protein level | | Any process in which the symbiont stops or reduces of the levels of defense-related proteins in its host. The host is defined as the larger of the organisms involved in a symbiotic interaction. |
| GO:1990214 | | negative regulation by symbiont of host protein levels | | Any process in which an organism stops, prevents, or reduces the frequency, rate or extent of protein levels in the host organism. The host is defined as the larger of the organisms involved in a symbiotic interaction. |
| GO:0032780 | | negative regulation of ATPase activity | | Any process that stops or reduces the rate of ATP hydrolysis by an ATPase. |
| GO:0030889 | | negative regulation of B cell proliferation | | Any process that stops, prevents or reduces the rate or extent of B cell proliferation. |
| GO:1900369 | | negative regulation of RNA interference | | Any process that stops, prevents or reduces the frequency, rate or extent of RNA interference. |
| GO:0002674 | | negative regulation of acute inflammatory response | | Any process that stops, prevents, or reduces the frequency, rate, or extent of an acute inflammatory response. |
| GO:0060548 | | negative regulation of cell death | | Any process that decreases the rate or frequency of cell death. Cell death is the specific activation or halting of processes within a cell so that its vital functions markedly cease, rather than simply deteriorating gradually over time, which culminates in cell death. |
| GO:0050689 | | negative regulation of defense response to virus by host | | Any host process that results in the inhibition of antiviral immune response mechanisms, thereby facilitating viral replication. The host is defined as the larger of the organisms involved in a symbiotic interaction. |
| GO:1900102 | | negative regulation of endoplasmic reticulum unfolded protein response | | Any process that stops, prevents or reduces the frequency, rate or extent of endoplasmic reticulum unfolded protein response. |
| GO:0060702 | | negative regulation of endoribonuclease activity | | Any process that decreases the rate, frequency or extent of the catalysis of the hydrolysis of ester linkages within ribonucleic acid by creating internal breaks. |
| GO:1900118 | | negative regulation of execution phase of apoptosis | | Any process that stops, prevents or reduces the frequency, rate or extent of execution phase of apoptosis. |
| GO:0032715 | | negative regulation of interleukin-6 production | | Any process that stops, prevents, or reduces the frequency, rate, or extent of interleukin-6 production. |
| GO:0070104 | | negative regulation of interleukin-6-mediated signaling pathway | | Any process that decreases the rate, frequency or extent of the series of molecular events generated as a consequence of interleukin-6 binding to a cell surface receptor. |
| GO:0033673 | | negative regulation of kinase activity | | Any process that stops, prevents, or reduces the frequency, rate or extent of kinase activity, the catalysis of the transfer of a phosphate group, usually from ATP, to a substrate molecule. |
| GO:0031953 | | negative regulation of protein autophosphorylation | | Any process that stops, prevents or decreases the rate of the phosphorylation by a protein of one or more of its own residues. |
| GO:0050709 | | negative regulation of protein secretion | | Any process that stops, prevents, or reduces the frequency, rate or extent of the controlled release of a protein from a cell. |
| GO:0090201 | | negative regulation of release of cytochrome c from mitochondria | | Any process that decreases the rate, frequency or extent of release of cytochrome c from mitochondria, the process in which cytochrome c is enabled to move from the mitochondrial intermembrane space into the cytosol, which is an early step in apoptosis and leads to caspase activation. |
| GO:0034136 | | negative regulation of toll-like receptor 2 signaling pathway | | Any process that stops, prevents, or reduces the frequency, rate, or extent of toll-like receptor 2 signaling pathway. |
| GO:0034144 | | negative regulation of toll-like receptor 4 signaling pathway | | Any process that stops, prevents, or reduces the frequency, rate, or extent of toll-like receptor 4 signaling pathway. |
| GO:0034156 | | negative regulation of toll-like receptor 7 signaling pathway | | Any process that stops, prevents, or reduces the frequency, rate, or extent of toll-like receptor 7 signaling pathway. |
| GO:0034164 | | negative regulation of toll-like receptor 9 signaling pathway | | Any process that stops, prevents, or reduces the frequency, rate, or extent of toll-like receptor 9 signaling pathway. |
| GO:0000122 | | negative regulation of transcription from RNA polymerase II promoter | | Any process that stops, prevents, or reduces the frequency, rate or extent of transcription from an RNA polymerase II promoter. |
| GO:0010804 | | negative regulation of tumor necrosis factor-mediated signaling pathway | | Any process that decreases the rate or extent of the tumor necrosis factor-mediated signaling pathway. The tumor necrosis factor-mediated signaling pathway is the series of molecular signals generated as a consequence of tumor necrosis factor binding to a cell surface receptor. |
| GO:0039707 | | pore formation by virus in membrane of host cell | | The aggregation, arrangement and bonding together of a set of components by a virus to form a pore complex in a membrane of a host organism. |
| GO:1990219 | | positive regulation by symbiont of host protein levels | | Any process in which an organism activates, maintains or increases the frequency, rate or extent of protein levels in the host organism. The host is defined as the larger of the organisms involved in a symbiotic interaction. |
| GO:1990216 | | positive regulation by symbiont of host transcription | | Any process in which an organism activates, maintains or increases the frequency, rate or extent of transcription in the host organism. The host is defined as the larger of the organisms involved in a symbiotic interaction. |
| GO:1903721 | | positive regulation of I-kappaB phosphorylation | | Any process that activates or increases the frequency, rate or extent of I-kappaB phosphorylation. |
| GO:0010694 | | positive regulation of alkaline phosphatase activity | | Any process that increases the frequency, rate or extent of alkaline phosphatase activity, the catalysis of the reaction: an orthophosphoric monoester + H2O = an alcohol + phosphate, with an alkaline pH optimum. |
| GO:0030307 | | positive regulation of cell growth | | Any process that activates or increases the frequency, rate, extent or direction of cell growth. |
| GO:0008284 | | positive regulation of cell proliferation | | Any process that activates or increases the rate or extent of cell proliferation. |
| GO:0010628 | | positive regulation of gene expression | | Any process that increases the frequency, rate or extent of gene expression. Gene expression is the process in which a gene's coding sequence is converted into a mature gene product or products (proteins or RNA). This includes the production of an RNA transcript as well as any processing to produce a mature RNA product or an mRNA or circRNA (for protein-coding genes) and the translation of that mRNA or circRNA into protein. Protein maturation is included when required to form an active form of a product from an inactive precursor form. |
| GO:0045862 | | positive regulation of proteolysis | | Any process that activates or increases the frequency, rate or extent of the hydrolysis of a peptide bond or bonds within a protein. |
| GO:0051047 | | positive regulation of secretion | | Any process that activates or increases the frequency, rate or extent of the controlled release of a substance from a cell or a tissue. |
| GO:0045727 | | positive regulation of translation | | Any process that activates or increases the frequency, rate or extent of the chemical reactions and pathways resulting in the formation of proteins by the translation of mRNA or circRNA. |
| GO:1903265 | | positive regulation of tumor necrosis factor-mediated signaling pathway | | Any process that activates or increases the frequency, rate or extent of tumor necrosis factor-mediated signaling pathway. |
| GO:0048524 | | positive regulation of viral process | | Any process that activates or increases the frequency, rate or extent of a multi-organism process in which a virus is a participant. |
| GO:1990044 | | protein localization to lipid droplet | | A process in which a protein is transported to, or maintained in, a location on or within a lipid droplet. |
| GO:0051259 | | protein oligomerization | | The process of creating protein oligomers, compounds composed of a small number, usually between three and ten, of component monomers; protein oligomers may be composed of different or identical monomers. Oligomers may be formed by the polymerization of a number of monomers or the depolymerization of a large protein polymer. |
| GO:0006508 | | proteolysis | | The hydrolysis of proteins into smaller polypeptides and/or amino acids by cleavage of their peptide bonds. |
| GO:1900101 | | regulation of endoplasmic reticulum unfolded protein response | | Any process that modulates the frequency, rate or extent of endoplasmic reticulum unfolded protein response. |
| GO:0006355 | | regulation of transcription, DNA-templated | | Any process that modulates the frequency, rate or extent of cellular DNA-templated transcription. |
| GO:0039560 | | suppression by virus of host IRF9 activity | | Any process in which a virus stops, prevents, or reduces the activity of host IRF9 (interferon regulatory factor-9), a transcription factor involved in the innate immune response. Viral infection triggers binding of IRF9 to phosphorylated STAT1 and STAT2, forming the ISGF3 complex. The ISGF3 complex migrates to the nucleus and activates transcription of IFN-responsive genes. |
| GO:0039545 | | suppression by virus of host MAVS activity | | Any process in which a virus stops, prevents, or reduces the activity of MAVS (mitochondrial antiviral signaling protein), a signal transducer that lies downstream of the viral RNA receptors MDA-5 and RIG-I to coordinate host innate immune responses. |
| GO:0039546 | | suppression by virus of host MAVS activity by MAVS proteolysis | | The chemical reactions and pathways performed by a virus resulting in the hydrolysis of the host MAVS (mitochondrial inhibitor of viral signaling) protein by cleavage of peptide bonds, thereby inhibiting the host innate immune response. For example, MAVS harbors a C-terminal transmembrane domain that targets it to the mitochondrial outer membrane; cleavage within this domain removes MAVS from the membrane, thus preventing it from signaling. |
| GO:0039644 | | suppression by virus of host NF-kappaB transcription factor activity | | Any process in which a virus stops, prevents, or reduces the activity of host NF-kappaB activity. |
| GO:0039580 | | suppression by virus of host PKR activity | | Any process in which a virus stops, prevents, or reduces the frequency, rate or extent of host PKR (protein kinase regulated by RNA) activity. Activation of PKR involves dsRNA binding followed by autophosphorylation. Phosphorylated PKR can then phosphorylate downstream targets such as the translation initiation factor eIF2 to inhibit protein synthesis. Viruses encode a number of mechanisms to inhibit the host antiviral response via PKR, including direct interaction with PKR, promoting degradation of PKR or altering the subcellular location of PKR. |
| GO:0039563 | | suppression by virus of host STAT1 activity | | Any process in which a virus stops, prevents, or reduces the frequency, rate or extent of host STAT1 (signal transducer and activator of transcription-1) activity. STATs are SH2 domain-containing proteins which lie downstream of many signaling receptors. Upon phosphorylation by JAKs, STAT proteins hetero- or homo-dimerize and translocate to the nucleus to activate transcription of target genes. |
| GO:0039565 | | suppression by virus of host STAT1 activity by positive regulation of STAT1 catabolic process | | Any process in which a virus stops, prevents, or reduces the activity of host STAT1 (signal transducer and activator of transcription-1) by promoting the ubiquitin-dependent degradation of STAT1, mediated by the proteasome. |
| GO:0039547 | | suppression by virus of host TRAF activity | | Any process in which a virus stops, prevents, or reduces the activity of a host TRAF (tumor necrosis factor receptor-associated factor) protein. TRAFs are intracellular signal transducers that lie downstream of receptors including RIG-I, MDA-5 and Toll-like receptors (TLR) and transfer the signal to other intracellular signaling components. |
| GO:0019050 | | suppression by virus of host apoptotic process | | Any viral process that inhibits apoptosis of infected host cells, facilitating prolonged cell survival during viral replication. |
| GO:0039503 | | suppression by virus of host innate immune response | | Any process in which a virus stops, prevents, or reduces the frequency, rate or extent of the innate immune response of the host organism, the host's first line of defense. |
| GO:0046774 | | suppression by virus of host intracellular interferon activity | | Any viral process that results in the inhibition of interferon activity within the host cell. |
| GO:0039613 | | suppression by virus of host protein phosphorylation | | Any process in which a virus stops, prevents, or reduces the frequency, rate or extent of phosphorylation of viral or host proteins in a host. |
| GO:0039653 | | suppression by virus of host transcription | | Any process in which a virus stops, prevents, or reduces the activity of host DNA-dependent transcription; the cellular synthesis of RNA on a template of DNA. Viral proteins can interfere with either host RNA polymerase or with transcription factors. |
| GO:0039608 | | suppression by virus of host translation initiation factor activity by induction of host protein dephosphorylation | | Any process in which a virus prevents or reduces the frequency, rate or extent of activity of a host translation initiation factor by promoting dephosphorylation of a host protein. |
| GO:0039502 | | suppression by virus of host type I interferon-mediated signaling pathway | | Any process in which a virus stops, prevents, or reduces the frequency, rate or extent of type I interferon-mediated signaling in the host organism. Type I interferons include the interferon-alpha, beta, delta, episilon, zeta, kappa, tau, and omega gene families. |
| GO:0006351 | | transcription, DNA-templated | | The cellular synthesis of RNA on a template of DNA. |
| GO:0001172 | | transcription, RNA-templated | | The cellular synthesis of RNA on a template of RNA. |
| GO:0019087 | | transformation of host cell by virus | | Any virus-induced change in the morphological, biochemical, or growth parameters of a cell. |
| GO:0044053 | | translocation of peptides or proteins into host cell cytoplasm | | The directed movement of peptides or proteins produced by a symbiont organism to a location within the host cell cytoplasm. |
| GO:0006810 | | transport | | The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein. |
| GO:0039694 | | viral RNA genome replication | | The replication of a viral RNA genome. |
| GO:0046762 | | viral budding from ER membrane | | A viral budding that starts with formation of a membrane curvature in the host ER membrane. |
| GO:0046718 | | viral entry into host cell | | The process that occurs after viral attachment by which a virus, or viral nucleic acid, breaches the plasma membrane or cell envelope and enters the host cell. The process ends when the viral nucleic acid is released into the host cell cytoplasm. |
| GO:0019079 | | viral genome replication | | Any process involved directly in viral genome replication, including viral nucleotide metabolism. |
| GO:0016032 | | viral process | | A multi-organism process in which a virus is a participant. The other participant is the host. Includes infection of a host cell, replication of the viral genome, and assembly of progeny virus particles. In some cases the viral genetic material may integrate into the host genome and only subsequently, under particular circumstances, 'complete' its life cycle. |
| GO:0019082 | | viral protein processing | | Any protein maturation process achieved by the cleavage of a peptide bond or bonds within a viral protein. |
| GO:0019062 | | virion attachment to host cell | | The process by which a virion protein binds to molecules on the host cellular surface or host cell surface projection. |
cellular component |
| GO:0039714 | | cytoplasmic viral factory | | A viral factory located in the cytoplasm of a host cell. |
| GO:0005576 | | extracellular region | | The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite. |
| GO:0044177 | | host cell Golgi apparatus | | A compound membranous cytoplasmic organelle of eukaryotic host cells, consisting of flattened, ribosome-free vesicles arranged in a more or less regular stack. |
| GO:0030430 | | host cell cytoplasm | | The cytoplasm of a host cell. |
| GO:0044164 | | host cell cytosol | | The part of the host cell cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes. |
| GO:0044165 | | host cell endoplasmic reticulum | | The irregular network of unit membranes, visible only by electron microscopy, that occurs in the host cell cytoplasm of many eukaryotic cells. The membranes form a complex meshwork of tubular channels, which are often expanded into slitlike cavities called cisternae. The host ER takes two forms, rough (or granular), with ribosomes adhering to the outer surface, and smooth (with no ribosomes attached). |
| GO:0044167 | | host cell endoplasmic reticulum membrane | | The lipid bilayer surrounding the host cell endoplasmic reticulum. |
| GO:0044186 | | host cell lipid droplet | | Any particle of coalesced lipids in the cytoplasm of a host cell. May include associated proteins. |
| GO:0033644 | | host cell membrane | | Double layer of lipid molecules as it encloses host cells, and, in eukaryotes, many organelles; may be a single or double lipid bilayer; also includes associated proteins. The host is defined as the larger of the organisms involved in a symbiotic interaction. |
| GO:0044191 | | host cell mitochondrial membrane | | Either of the lipid bilayers that surround the host cell mitochondrion and form the host cell mitochondrial envelope. |
| GO:0033650 | | host cell mitochondrion | | A semiautonomous, self replicating organelle as found in host cells that occurs in varying numbers, shapes, and sizes in the cell cytoplasm. The host is defined as the larger of the organisms involved in a symbiotic interaction. |
| GO:0042025 | | host cell nucleus | | A membrane-bounded organelle as it is found in the host cell in which chromosomes are housed and replicated. The host is defined as the larger of the organisms involved in a symbiotic interaction. |
| GO:0044220 | | host cell perinuclear region of cytoplasm | | The host cell cytoplasm situated near, or occurring around, the host nucleus. |
| GO:0020002 | | host cell plasma membrane | | The plasma membrane surrounding a host cell. |
| GO:0033647 | | host intracellular organelle | | Organized structure of distinctive morphology and function, occurring within the host cell. Includes the nucleus, mitochondria, plastids, vacuoles, vesicles, ribosomes and the cytoskeleton. Excludes the plasma membrane. The host is defined as the larger of the organisms involved in a symbiotic interaction. |
| GO:0016021 | | integral component of membrane | | The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane. |
| GO:0044385 | | integral to membrane of host cell | | Penetrating at least one phospholipid bilayer of a membrane. May also refer to the state of being buried in the bilayer with no exposure outside the bilayer. When used to describe a protein, indicates that all or part of the peptide sequence is embedded in the membrane. Occurring in a host cell. |
| GO:0016020 | | membrane | | A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it. |
| GO:0019028 | | viral capsid | | The protein coat that surrounds the infective nucleic acid in some virus particles. It comprises numerous regularly arranged subunits, or capsomeres. |
| GO:0019031 | | viral envelope | | The lipid bilayer of a virion that surrounds the protein capsid. May also contain glycoproteins. |
| GO:0019013 | | viral nucleocapsid | | The complete protein-nucleic acid complex that is the packaged form of the genome in a virus particle. |
| GO:0019012 | | virion | | The complete fully infectious extracellular virus particle. |
| GO:0055036 | | virion membrane | | The lipid bilayer surrounding a virion. |