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Theoretical Model  (Jmol Viewer)

(-) Description

Title :  ANGIOTENSIN II TYPE 2 RECEPTOR MODEL
 
Authors :  C. Baleanu-Gogonea, M. Wagner, S. Karnik
Date :  15 Feb 06  (Deposition) - 27 Feb 07  (Release) - 27 Feb 07  (Revision)
Method :  THEORETICAL MODEL
Resolution :  NOT APPLICABLE
Chains :  Theor. Model :  A
Keywords :  Gpcr Protein, Protein Structure Modeling By Satisfaction Of Spatial Restraints, Docking (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  C. Baleanu-Gogonea, M. Wagner, S. Karnik
Theoretically Predicted Structure Of Rat Angiotensin Ii Type 2 Receptor (At2) And The Ligand Binding Site
To Be Published
PubMed: search
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - TYPE-2 ANGIOTENSIN II RECEPTOR
    ChainsA
    FragmentANGIOTENSIN II TYPE 2 RECEPTOR
    Organism CommonRAT
    Organism ScientificRATTUS NORVEGICUS
    SynonymAT2

 Structural Features

(-) Chains, Units

  
Theoretical Model 

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

(no "Ligand,Modified Residues,Ions" information available for 2G2A)

(-) Sites  (0, 0)

(no "Site" information available for 2G2A)

(-) SS Bonds  (2, 2)

Theoretical Model
No.Residues
1A:35 -A:290
2A:117 -A:195

(-) Cis Peptide Bonds  (1, 1)

Theoretical Model
No.Residues
1Ala A:194 -Cys A:195

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2G2A)

(-) PROSITE Motifs  (1, 1)

Theoretical Model (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1G_PROTEIN_RECEP_F1_1PS00237 G-protein coupled receptors family 1 signature.AGTR2_RAT130-146  1A:130-146

(-) Exons   (0, 0)

(no "Exon" information available for 2G2A)

(-) Sequences/Alignments

Theoretical Model
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it)
Chain A from PDB  Type:PROTEIN  Length:363
 aligned with AGTR2_RAT | P35351 from UniProtKB/Swiss-Prot  Length:363

    Alignment length:363
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290       300       310       320       330       340       350       360   
            AGTR2_RAT     1 MKDNFSFAATSRNITSSLPFDNLNATGTNESAFNCSHKPADKHLEAIPVLYYMIFVIGFAVNIVVVSLFCCQKGPKKVSSIYIFNLAVADLLLLATLPLWATYYSYRYDWLFGPVMCKVFGSFLTLNMFASIFFITCMSVDRYQSVIYPFLSQRRNPWQASYVVPLVWCMACLSSLPTFYFRDVRTIEYLGVNACIMAFPPEKYAQWSAGIALMKNILGFIIPLIFIATCYFGIRKHLLKTNSYGKNRITRDQVLKMAAAVVLAFIICWLPFHVLTFLDALTWMGIINSCEVIAVIDLALPFAILLGFTNSCVNPFLYCFVGNRFQQKLRSVFRVPITWLQGKRETMSCRKSSSLREMDTFVS 363
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eee.........eee..........................hhhhhhhhhhhhhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhhhhhhhhhh..............hhhhhhhhhhhhhhhhhhhhhhhh..............hhhhh.hhhhhhhhhhhhhhhhhhhh..........................hhhhhhhhhhhhhhhhhhhhhhhhhhhh.....................hhhhhhhhhhhhhhhhhhhhhh...................hhhhhhhhhhhhhhhhhhhhhhhhh......................................... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------G_PROTEIN_RECEP_F------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2g2a A   1 MKDNFSFAATSRNITSSLPFDNLNATGTNESAFNCSHKPADKHLEAIPVLYYMIFVIGFAVNIVVVSLFCCQKGPKKVSSIYIFNLAVADLLLLATLPLWATYYSYRYDWLFGPVMCKVFGSFLTLNMFASIFFITCMSVDRYQSVIYPFLSQRRNPWQASYVVPLVWCMACLSSLPTFYFRDVRTIEYLGVNACIMAFPPEKYAQWSAGIALMKNILGFIIPLIFIATCYFGIRKHLLKTNSYGKNRITRDQVLKMAAAVVLAFIICWLPFHVLTFLDALTWMGIINSCEVIAVIDLALPFAILLGFTNSCVNPFLYCFVGNRFQQKLRSVFRVPITWLQGKRETMSCRKSSSLREMDTFVS 363
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290       300       310       320       330       340       350       360   

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (0, 0)

(no "SCOP Domain" information available for 2G2A)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2G2A)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2G2A)

(-) Gene Ontology  (50, 50)

Theoretical Model(hide GO term definitions)
Chain A   (AGTR2_RAT | P35351)
molecular function
    GO:0001965    G-protein alpha-subunit binding    Interacting selectively and non-covalently with a G-protein alpha subunit. The alpha subunit binds a guanine nucleotide.
    GO:0004930    G-protein coupled receptor activity    Combining with an extracellular signal and transmitting the signal across the membrane by activating an associated G-protein; promotes the exchange of GDP for GTP on the alpha subunit of a heterotrimeric G-protein complex.
    GO:0004945    angiotensin type II receptor activity    An angiotensin receptor activity that acts via Gi protein coupling and cGMP (NO) generation, and may also act via additional signaling mechanisms.
    GO:0017046    peptide hormone binding    Interacting selectively and non-covalently with any peptide with hormonal activity in animals.
    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:0004871    signal transducer activity    Conveys a signal across a cell to trigger a change in cell function or state. A signal is a physical entity or change in state that is used to transfer information in order to trigger a response.
    GO:0008134    transcription factor binding    Interacting selectively and non-covalently with a transcription factor, any protein required to initiate or regulate transcription.
biological process
    GO:0007186    G-protein coupled receptor signaling pathway    A series of molecular signals that proceeds with an activated receptor promoting the exchange of GDP for GTP on the alpha-subunit of an associated heterotrimeric G-protein complex. The GTP-bound activated alpha-G-protein then dissociates from the beta- and gamma-subunits to further transmit the signal within the cell. The pathway begins with receptor-ligand interaction, or for basal GPCR signaling the pathway begins with the receptor activating its G protein in the absence of an agonist, and ends with regulation of a downstream cellular process, e.g. transcription. The pathway can start from the plasma membrane, Golgi or nuclear membrane (PMID:24568158 and PMID:16902576).
    GO:0007199    G-protein coupled receptor signaling pathway coupled to cGMP nucleotide second messenger    The series of molecular signals generated as a consequence of a G-protein coupled receptor binding to its physiological ligand, followed by activation of guanylyl cyclase (GC) activity and a subsequent increase in the concentration of cyclic GMP (cGMP).
    GO:0035932    aldosterone secretion    The regulated release of aldosterone into the circulatory system. Aldosterone is a pregnane-based steroid hormone produced by the outer-section (zona glomerulosa) of the adrenal cortex in the adrenal gland, and acts on the distal tubules and collecting ducts of the kidney to cause the conservation of sodium, secretion of potassium, increased water retention, and increased blood pressure. The overall effect of aldosterone is to increase reabsorption of ions and water in the kidney.
    GO:0038166    angiotensin-activated signaling pathway    The series of molecular signals generated as a consequence of angiotensin II binding to an angiotensin receptor on the surface of the cell, and proceeding with the activated receptor transmitting the signal to a heterotrimeric G-protein complex to initiate a change in cell activity. Ends with regulation of a downstream cellular process, e.g. transcription.
    GO:0002033    angiotensin-mediated vasodilation involved in regulation of systemic arterial blood pressure    The process that increases the diameter of a blood vessel via the renin-angiotensin system.
    GO:0002035    brain renin-angiotensin system    The process in which an angiotensin-mediated signaling system present in the brain regulates the force with which blood passes through the circulatory system.
    GO:0061049    cell growth involved in cardiac muscle cell development    The growth of a cardiac muscle cell, where growth contributes to the progression of the cell over time from its initial formation to its mature state.
    GO:0007166    cell surface receptor signaling pathway    A series of molecular signals initiated by activation of a receptor on the surface of a cell. The pathway begins with binding of an extracellular ligand to a cell surface receptor, or for receptors that signal in the absence of a ligand, by ligand-withdrawal or the activity of a constitutively active receptor. The pathway ends with regulation of a downstream cellular process, e.g. transcription.
    GO:0071549    cellular response to dexamethasone stimulus    Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a dexamethasone stimulus.
    GO:0006883    cellular sodium ion homeostasis    Any process involved in the maintenance of an internal steady state of sodium ions at the level of a cell.
    GO:0021695    cerebellar cortex development    The process whose specific outcome is the progression of the cerebellar cortex over time, from its formation to the mature structure. The cerebellar cortex is a thin mantle of gray matter that covers the surface of each cerebral hemisphere. It has a characteristic morphology with convolutions (gyri) and crevices (sulci) that have specific functions. Six layers of nerve cells and the nerve pathways that connect them comprise the cerebellar cortex. Together, these regions are responsible for the processes of conscious thought, perception, emotion and memory as well as advanced motor function.
    GO:0042416    dopamine biosynthetic process    The chemical reactions and pathways resulting in the formation of dopamine, a catecholamine neurotransmitter and a metabolic precursor of noradrenaline and adrenaline.
    GO:0035640    exploration behavior    The specific behavior of an organism in response to a novel environment or stimulus.
    GO:0006954    inflammatory response    The immediate defensive reaction (by vertebrate tissue) to infection or injury caused by chemical or physical agents. The process is characterized by local vasodilation, extravasation of plasma into intercellular spaces and accumulation of white blood cells and macrophages.
    GO:0035556    intracellular signal transduction    The process in which a signal is passed on to downstream components within the cell, which become activated themselves to further propagate the signal and finally trigger a change in the function or state of the cell.
    GO:0001822    kidney development    The process whose specific outcome is the progression of the kidney over time, from its formation to the mature structure. The kidney is an organ that filters the blood and/or excretes the end products of body metabolism in the form of urine.
    GO:0060993    kidney morphogenesis    Morphogenesis of a kidney. A kidney is an organ that filters the blood and excretes the end products of body metabolism in the form of urine.
    GO:0048147    negative regulation of fibroblast proliferation    Any process that stops, prevents, or reduces the frequency, rate or extent of multiplication or reproduction of fibroblast cells.
    GO:0010459    negative regulation of heart rate    Any process that stops, prevents or reduces the frequency or rate of heart contraction.
    GO:0032304    negative regulation of icosanoid secretion    Any process that stops, prevents, or reduces the frequency, rate or extent of the controlled release of an icosanoid from a cell.
    GO:0051387    negative regulation of neurotrophin TRK receptor signaling pathway    Any process that stops, prevents, or reduces the frequency, rate or extent of the neurotrophin TRK receptor signaling pathway.
    GO:0010700    negative regulation of norepinephrine secretion    Any process that decreases the frequency, rate or extent of the regulated release of norepinephrine.
    GO:0030182    neuron differentiation    The process in which a relatively unspecialized cell acquires specialized features of a neuron.
    GO:0090190    positive regulation of branching involved in ureteric bud morphogenesis    Any process that increases the rate, frequency or extent of branching involved in ureteric bud morphogenesis, the process in which the branching structure of the ureteric bud is generated and organized. The ureteric bud is an epithelial tube that grows out from the metanephric duct. The bud elongates and branches to give rise to the ureter and kidney collecting tubules.
    GO:0008284    positive regulation of cell proliferation    Any process that activates or increases the rate or extent of cell proliferation.
    GO:0050715    positive regulation of cytokine secretion    Any process that activates or increases the frequency, rate or extent of the regulated release of cytokines from a cell.
    GO:2001238    positive regulation of extrinsic apoptotic signaling pathway    Any process that activates or increases the frequency, rate or extent of extrinsic apoptotic signaling pathway.
    GO:0072300    positive regulation of metanephric glomerulus development    Any process that increases the rate, frequency or extent of metanephric glomerulus development, the progression of the metanephric glomerulus over time from its initial formation until its mature state. The metanephric glomerulus is a capillary tuft surrounded by Bowman's capsule in nephrons of the vertebrate kidney, or metanephros.
    GO:0051000    positive regulation of nitric-oxide synthase activity    Any process that activates or increases the activity of the enzyme nitric-oxide synthase.
    GO:0032516    positive regulation of phosphoprotein phosphatase activity    Any process that activates or increases the activity of a phosphoprotein phosphatase.
    GO:0035815    positive regulation of renal sodium excretion    Any process that increases the amount of sodium excreted in urine over a unit of time.
    GO:0045893    positive regulation of transcription, DNA-templated    Any process that activates or increases the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0042981    regulation of apoptotic process    Any process that modulates the occurrence or rate of cell death by apoptotic process.
    GO:0035566    regulation of metanephros size    Any process that modulates the size of a metanephric kidney.
    GO:0001991    regulation of systemic arterial blood pressure by circulatory renin-angiotensin    The process in which angiotensinogen metabolites in the bloodstream modulate the force with which blood passes through the circulatory system. The process begins when renin is released and cleaves angiotensinogen.
    GO:0042990    regulation of transcription factor import into nucleus    Any process that modulates the frequency, rate or extent of the movement of a transcription factor from the cytoplasm to the nucleus.
    GO:0002018    renin-angiotensin regulation of aldosterone production    The process in which an increase in active angiotensin stimulates the adrenal cortices to secrete aldosterone.
    GO:0010243    response to organonitrogen compound    Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an organonitrogen stimulus. An organonitrogen compound is formally a compound containing at least one carbon-nitrogen bond.
    GO:0007165    signal transduction    The cellular process in which a signal is conveyed to trigger a change in the activity or state of a cell. Signal transduction begins with reception of a signal (e.g. a ligand binding to a receptor or receptor activation by a stimulus such as light), or for signal transduction in the absence of ligand, signal-withdrawal or the activity of a constitutively active receptor. Signal transduction ends with regulation of a downstream cellular process, e.g. regulation of transcription or regulation of a metabolic process. Signal transduction covers signaling from receptors located on the surface of the cell and signaling via molecules located within the cell. For signaling between cells, signal transduction is restricted to events at and within the receiving cell.
cellular component
    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:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0048471    perinuclear region of cytoplasm    Cytoplasm situated near, or occurring around, the nucleus.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.

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