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(-) Description

Title :  RNA-PROTEIN INTERACTIONS: THE CRYSTAL STRUCTURE OF RIBOSOMAL PROTEIN S8/RRNA COMPLEX FROM METHANOCOCCUS JANNASCHII
 
Authors :  S. Tishchenko, A. Nikulin, N. Fomenkova, N. Nevskaya, O. Nikonov, P. Dumas, H. Moine, B. Ehresmann, C. Ehresmann, W. Piendl, V. Lamzin, M. Garber, S. Nikonov
Date :  05 Mar 01  (Deposition) - 03 Aug 01  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.60
Chains :  Asym. Unit :  A,B,C,D
Biol. Unit 1:  A,C  (1x)
Biol. Unit 2:  B,D  (1x)
Keywords :  Protein-Rna Interactions, Ribosome, Ribosomal Protein S8, Rna, X-Ray Crystallography (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  S. Tishchenko, A. Nikulin, N. Fomenkova, N. Nevskaya, O. Nikonov, P. Dumas, H. Moine, B. Ehresmann, C. Ehresmann, W. Piendl, V. Lamzin, M. Garber, S. Nikonov
Detailed Analysis Of Rna-Protein Interactions Within The Ribosomal Protein S8-Rrna Complex From The Archaeon Methanococcus Jannaschii.
J. Mol. Biol. V. 311 311 2001
PubMed-ID: 11478863  |  Reference-DOI: 10.1006/JMBI.2001.4877
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - 16S RRNA FRAGMENT
    ChainsC, D
    EngineeredYES
    Other DetailsTHE RRNA FRAGMENT WAS OBTAINED BY TRANSCRIPTION FROM SYNTHETIC DNA TEMPLATE USING T7 RNA POLYMERASE.
    SyntheticYES
 
Molecule 2 - 30S RIBOSOMAL PROTEIN S8P
    ChainsA, B
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPET11A
    Expression System StrainB834(DE3)
    Expression System Taxid562
    Expression System Vector TypePLASMID
    GeneMJAS8
    Organism ScientificMETHANOCALDOCOCCUS JANNASCHII
    Organism Taxid2190

 Structural Features

(-) Chains, Units

  1234
Asymmetric Unit ABCD
Biological Unit 1 (1x)A C 
Biological Unit 2 (1x) B D

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 8)

Asymmetric Unit (2, 8)
No.NameCountTypeFull Name
1MSE4Mod. Amino AcidSELENOMETHIONINE
2SO44Ligand/IonSULFATE ION
Biological Unit 1 (2, 3)
No.NameCountTypeFull Name
1MSE2Mod. Amino AcidSELENOMETHIONINE
2SO41Ligand/IonSULFATE ION
Biological Unit 2 (2, 5)
No.NameCountTypeFull Name
1MSE2Mod. Amino AcidSELENOMETHIONINE
2SO43Ligand/IonSULFATE ION

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREARG A:124 , ARG B:97 , HOH B:158 , HOH B:165 , G C:12BINDING SITE FOR RESIDUE SO4 B 131
2AC2SOFTWAREPHE B:79 , ARG B:92 , ARG B:124 , HOH B:144 , HOH B:179 , G D:12BINDING SITE FOR RESIDUE SO4 B 132
3AC3SOFTWARETHR B:107 , GLN B:108 , LEU B:121 , U D:15 , G D:23 , A D:24 , HOH D:51BINDING SITE FOR RESIDUE SO4 D 38
4AC4SOFTWARETHR A:107 , GLN A:108 , LEU A:121 , G C:23 , A C:24 , HOH C:91 , HOH C:100BINDING SITE FOR RESIDUE SO4 C 38

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1I6U)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric Unit
No.Residues
1Lys A:76 -Pro A:77
2Lys B:76 -Pro B:77

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1I6U)

(-) PROSITE Motifs  (1, 2)

Asymmetric Unit (1, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1RIBOSOMAL_S8PS00053 Ribosomal protein S8 signature.RS8_METJA100-117
 
  2A:100-117
B:100-117
Biological Unit 1 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1RIBOSOMAL_S8PS00053 Ribosomal protein S8 signature.RS8_METJA100-117
 
  1A:100-117
-
Biological Unit 2 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1RIBOSOMAL_S8PS00053 Ribosomal protein S8 signature.RS8_METJA100-117
 
  1-
B:100-117

(-) Exons   (0, 0)

(no "Exon" information available for 1I6U)

(-) Sequences/Alignments

Asymmetric 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:129
 aligned with RS8_METJA | P54041 from UniProtKB/Swiss-Prot  Length:130

    Alignment length:129
                                    11        21        31        41        51        61        71        81        91       101       111       121         
            RS8_METJA     2 SLMDPLANALNHISNCERVGKKVVYIKPASKLIGRVLKVMQDNGYIGEFEFIEDGRAGIFKVELIGKINKCGAIKPRFPVKKFGYEKFEKRYLPARDFGILIVSTTQGVMSHEEAKKRGLGGRLLAYVY 130
               SCOP domains d1i6ua_ A: Ribosomal protein S8                                                                                                   SCOP domains
               CATH domains 1i6uA01 A:2-69  [code=3.30.1370.30, no name defined]                1i6uA02 A:70-130  [code=3.30.1490.10, no name defined]        CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...hhhhhhhhhhhhhhhh...eeee...hhhhhhhhhhhhhh.....eeee......eeeee.......eee.....ee....hhhhhhhhh......eeeeee..eeeehhhhhhh...eeeeeee. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------RIBOSOMAL_S8      ------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1i6u A   2 SLMDPLANALNHISNCERVGKKVVYIKPASKLIGRVLKVmQDNGYIGEFEFIEDGRAGIFKVELIGKINKCGAIKPRFPVKKFGYEKFEKRYLPARDFGILIVSTTQGVmSHEEAKKRGLGGRLLAYVY 130
                                    11        21        31        41        51        61        71        81        91       101       111       121         
                                                                  41-MSE                                                               111-MSE               

Chain B from PDB  Type:PROTEIN  Length:127
 aligned with RS8_METJA | P54041 from UniProtKB/Swiss-Prot  Length:130

    Alignment length:127
                                    13        23        33        43        53        63        73        83        93       103       113       123       
            RS8_METJA     4 MDPLANALNHISNCERVGKKVVYIKPASKLIGRVLKVMQDNGYIGEFEFIEDGRAGIFKVELIGKINKCGAIKPRFPVKKFGYEKFEKRYLPARDFGILIVSTTQGVMSHEEAKKRGLGGRLLAYVY 130
               SCOP domains d1i6ub_ B: Ribosomal protein S8                                                                                                 SCOP domains
               CATH domains 1i6uB01 B:4-69  [code=3.30.1370.30, no name defined]              1i6uB02 B:70-128  [code=3.30.1490.10, no name defined]     -- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhh..eeee...hhhhhhhhhhhhhh.....eeee......eeeee.......eee.....ee....hhhhhhhhh......eeeeee..eeeehhhhhhh...eeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------RIBOSOMAL_S8      ------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1i6u B   4 MDPLANALNHISNCERVGKKVVYIKPASKLIGRVLKVmQDNGYIGEFEFIEDGRAGIFKVELIGKINKCGAIKPRFPVKKFGYEKFEKRYLPARDFGILIVSTTQGVmSHEEAKKRGLGGRLLAYVY 130
                                    13        23        33       |43        53        63        73        83        93       103       113       123       
                                                                41-MSE                                                               111-MSE               

Chain C from PDB  Type:RNA  Length:37
                                                                     
                 1i6u C   1 GGGCCCGGUAAGUCUCUUCGGAGAUACUGCCGGGCCC  37
                                    10        20        30       

Chain D from PDB  Type:RNA  Length:37
                                                                     
                 1i6u D   1 GGGCCCGGUAAGUCUCUUCGGAGAUACUGCCGGGCCC  37
                                    10        20        30       

   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  (1, 2)

Asymmetric Unit

(-) CATH Domains  (2, 4)

Asymmetric Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1I6U)

(-) Gene Ontology  (6, 6)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (RS8_METJA | P54041)
molecular function
    GO:0003723    RNA binding    Interacting selectively and non-covalently with an RNA molecule or a portion thereof.
    GO:0019843    rRNA binding    Interacting selectively and non-covalently with ribosomal RNA.
    GO:0003735    structural constituent of ribosome    The action of a molecule that contributes to the structural integrity of the ribosome.
biological process
    GO:0006412    translation    The cellular metabolic process in which a protein is formed, using the sequence of a mature mRNA or circRNA molecule to specify the sequence of amino acids in a polypeptide chain. Translation is mediated by the ribosome, and begins with the formation of a ternary complex between aminoacylated initiator methionine tRNA, GTP, and initiation factor 2, which subsequently associates with the small subunit of the ribosome and an mRNA or circRNA. Translation ends with the release of a polypeptide chain from the ribosome.
cellular component
    GO:0030529    intracellular ribonucleoprotein complex    An intracellular macromolecular complex containing both protein and RNA molecules.
    GO:0005840    ribosome    An intracellular organelle, about 200 A in diameter, consisting of RNA and protein. It is the site of protein biosynthesis resulting from translation of messenger RNA (mRNA). It consists of two subunits, one large and one small, each containing only protein and RNA. Both the ribosome and its subunits are characterized by their sedimentation coefficients, expressed in Svedberg units (symbol: S). Hence, the prokaryotic ribosome (70S) comprises a large (50S) subunit and a small (30S) subunit, while the eukaryotic ribosome (80S) comprises a large (60S) subunit and a small (40S) subunit. Two sites on the ribosomal large subunit are involved in translation, namely the aminoacyl site (A site) and peptidyl site (P site). Ribosomes from prokaryotes, eukaryotes, mitochondria, and chloroplasts have characteristically distinct ribosomal proteins.

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1bgz THE NMR STRUCTURE OF S8 16S RRNA BINDING SITE FROM E. COLI