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(-) Description

Title :  STRUCTURAL BASIS FOR CYTOSOLIC DOUBLE-STRANDED RNA SURVEILLANCE BY HUMAN OAS1
 
Authors :  J. Donovan, A. Korennykh
Date :  16 Dec 12  (Deposition) - 16 Jan 13  (Release) - 13 Feb 13  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.70
Chains :  Asym./Biol. Unit :  A,B,C
Keywords :  Nucleotidyl Transferase, Innate Immune System Double-Stranded Dsrna Sensor Rna Polymerase, Nucleotidyl Transferase 2-5A Synthetase, Rnase L Activator, Double-Stranded Rna, Cytosol, Transferase-Rna Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  J. Donovan, M. Dufner, A. Korennykh
Structural Basis For Cytosolic Double-Stranded Rna Surveillance By Human Oligoadenylate Synthetase 1.
Proc. Natl. Acad. Sci. Usa V. 110 1652 2013
PubMed-ID: 23319625  |  Reference-DOI: 10.1073/PNAS.1218528110

(-) Compounds

Molecule 1 - 2'-5'-OLIGOADENYLATE SYNTHASE 1
    Chains: A
    EC Number: 2.7.7.-
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Taxid: 562
    Fragment: UNP RESIDUES 1-347
    Gene: OAS1, OIAS
    Organism Common: HUMAN
    Organism Scientific: HOMO SAPIENS
    Organism Taxid: 9606
    Synonym: (2-5')OLIGO(A) SYNTHASE 1, 2-5A SYNTHASE 1, E18/E16, P46/P42 OAS
 
Molecule 2 - RNA (5'- R(*GP*GP*CP*UP*UP*UP*UP*GP*AP*CP*CP*UP*UP*UP*AP*UP*GP*C)-3')
    Chains: B
    Engineered: YES
    Synthetic: YES
 
Molecule 3 - RNA (5'- R(*GP*CP*AP*UP*AP*AP*AP*GP*GP*UP*CP*AP*AP*AP*AP*GP*CP*C)-3')
    Chains: C
    Engineered: YES
    Synthetic: YES

 Structural Features

(-) Chains, Units

  123
Asymmetric/Biological Unit : ABC

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 3)

Asymmetric/Biological Unit (2, 3)
No.NameCountTypeFull Name
1DTP1Ligand/Ion2'-DEOXYADENOSINE 5'-TRIPHOSPHATE
2MG2Ligand/IonMAGNESIUM ION

(-) Sites  (3, 3)

Asymmetric Unit (3, 3)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:75 , ASP A:77 , ASP A:148 , DTP A:403BINDING SITE FOR RESIDUE MG A 401
2AC2SOFTWAREASP A:75 , ASP A:77 , DTP A:403BINDING SITE FOR RESIDUE MG A 402
3AC3SOFTWAREGLY A:62 , SER A:63 , SER A:74 , ASP A:75 , ASP A:77 , LYS A:213 , GLN A:229 , MG A:401 , MG A:402 , HOH A:507BINDING SITE FOR RESIDUE DTP A 403

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4IG8)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Phe A:119 -Glu A:120
2Arg A:295 -Pro A:296

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4IG8)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4IG8)

(-) Exons   (0, 0)

(no "Exon" information available for 4IG8)

(-) Sequences/Alignments

Asymmetric/Biological Unit
   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:338
                                                                                                                                                                                                                                                                                                                                                                                  
               SCOP domains d4ig8a1 A:3-201 2'-5'-oligoadenylate synthetase 1, OAS1, N-terminal domain                                                                                                                       d4ig8a2 A:202-346 2'-5'-oligoadenylate synthetase 1, OAS1, second domain                                                                          SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....hhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhh..........eeeeeeehhhhhh........eeeeeee....hhhhhhhhhhhhhhhhhhhhhhhhhh...eee.......eeeeee.......eeeeeeee.............hhhhhhhhhhhhhhh.....hhhhhhhhhhh.....hhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhh.ee.........hhhhhhhhhhhh.....eeee..eeeeee...hhhhhhhhhhhhhhhhhhhhhh............. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4ig8 A   3 DLRNTPAKSLDKFIEDYLLPDTCFRMQINHAIDIICGFLKERCFRGSSYPVCVSKVVKGGSSGKGTTLRGRSDADLVVFLSPLTTFQDQLNRRGEFIQEIRRQLEACQRERAFSVKFEGNPRALSFVLSSLQLGEGVEFDVLPAFDALGQLTGGYKPNPQIYVKLIEECTDLQKEGEFSTCFTELQRDFLKQRPTKLKSLIRLVKHWYQNCKKKLGKLPPQYALELLTVYAWERGSMKTHFNTAQGFRTVLELVINYQQLCIYWTKYYDFKNPIIEKYLRRQLTKPRPVILDPADPTGNLGGGDPKGWRQLAQEAEAWLNYPCFKNWDGSPVSSWILL 346
                                    12        22        32        42        52        62        72        82        92       102       112       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328       338        
                                                                                                                                               120|                                                                                                                                                                                                                           
                                                                                                                                                127                                                                                                                                                                                                                           


Chain B from PDB  Type:RNA  Length:18
                                                  
                 4ig8 B   1 GGCUUUUGACCUUUAUGC  18
                                    10        


Chain C from PDB  Type:RNA  Length:18
                                                  
                 4ig8 C   1 GCAUAAAGGUCAAAAGCC  18
                                    10
   Legend:   → Mismatch (orange background)
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  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  (2, 2)

Asymmetric/Biological Unit
(-)
Class: All alpha proteins (14657)
(-)
Class: Alpha and beta proteins (a+b) (23004)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4IG8)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4IG8)

(-) Gene Ontology  (31, 31)

Asymmetric/Biological Unit(hide GO term definitions)

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