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(-) Description

Title :  STRUCTURE OF THE CHLOROPLAST GROUP II INTRON SPLICING FACTOR CRS2
 
Authors :  G. J. Ostheimer, A. Barkan, B. W. Matthews
Date :  22 Dec 03  (Deposition) - 06 Jan 04  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.75
Chains :  Asym./Biol. Unit :  A
Keywords :  Alpha-Beta, Translation (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  G. J. Ostheimer, H. Hadjivasiliou, D. P. Kloer, A. Barkan, B. W. Matthews
Structural Analysis Of The Group Ii Intron Splicing Factor Crs2 Yields Insights Into Its Protein And Rna Interaction Surfaces
J. Mol. Biol. V. 345 51 2005
PubMed-ID: 15567410  |  Reference-DOI: 10.1016/J.JMB.2004.10.032
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - PROTEIN CRS2
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET28B
    Expression System Strain: BL21 DE3 GOLD
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Fragment: CRS2(NFT)
    Gene: CRS2
    Mutation: YES
    Organism Scientific: ZEA MAYS
    Organism Taxid: 4577

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

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

(no "Ligand,Modified Residues,Ions" information available for 1RYN)

(-) Sites  (0, 0)

(no "Site" information available for 1RYN)

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1Phe A:181 -Ser A:182

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (1, 1)

Asymmetric/Biological Unit (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1PEPT_TRNA_HYDROL_1PS01195 Peptidyl-tRNA hydrolase signature 1.CRS2_MAIZE74-87  1A:17-30

(-) Exons   (0, 0)

(no "Exon" information available for 1RYN)

(-) 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:194
 aligned with CRS2_MAIZE | Q9M5P4 from UniProtKB/Swiss-Prot  Length:256

    Alignment length:198
                                    67        77        87        97       107       117       127       137       147       157       167       177       187       197       207       217       227       237       247        
           CRS2_MAIZE    58 EYTPWLIAGLGNPGNKYYGTRHNVGFEMVDRIAAEEGITMNTIQSKSLLGIGSIGEVPVLVVKPQSYMNYSGEAIGPLAAYYQVPLRHILLIYDDTSLPNGVLRLQKKGGHGRHNGLQNVIEHLDGRREFPRLSIGIGSPPGKMDPRAFLLQKFSSEERVQIDTALEQGVDAVRTLVLKGFSGSTERFNLVQKYKFHR 255
               SCOP domains d1ryna_ A: Chloroplast group II intron splicing factor Crs2                                                                                                                                            SCOP domains
               CATH domains 1rynA00 A:1-198  [code=3.40.50.1470, no name defined]                                                                                                                                                  CATH domains
               Pfam domains -----Pept_tRNA_hydro-1rynA01 A:6-189                                                                                                                                                         --------- Pfam domains
         Sec.struct. author ....eeeee..........hhhhhhhhhhhhhhhhhh....eee..eeeeeeee..eeeeeeee..hhhhhhhhhhhhhhhhh.hhh.eeeeeee.......eeee..----.hhhhhhhhhhh.......eeeee..................hhhhhhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ----------------PEPT_TRNA_HYDR------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1ryn A   1 EYTPWLIAGLGNPGNKYYGTRHNVGFEMVDRIAAEEGITMNTNQFKSLLGTGSIGEVPVLVVKPQSYMNYSGEAIGPLAAYYQVPLRHILLIYDDTSLPNGVLRLQKK----RHNGLQNVIEHLDGRREFPRLSIGIGSPPGKMDPRAFLLQKFSSEERVQIDTALEQGVDAVRTLVLKGFSGSTERFNLVQKLEHHH 198
                                    10        20        30        40        50        60        70        80        90       100       | -  |    120       130       140       150       160       170       180       190        
                                                                                                                                     108  113
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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  (1, 1)

Asymmetric/Biological Unit
(-)
Class: Alpha and beta proteins (a/b) (23833)

(-) CATH Domains  (1, 1)

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

(-) Pfam Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Clan: no clan defined [family: Pept_tRNA_hydro] (10)

(-) Gene Ontology  (7, 7)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (CRS2_MAIZE | Q9M5P4)
molecular function
    GO:0004045    aminoacyl-tRNA hydrolase activity    Catalysis of the reaction: N-substituted aminoacyl-tRNA + H2O = N-substituted amino acid + tRNA.
biological process
    GO:0008380    RNA splicing    The process of removing sections of the primary RNA transcript to remove sequences not present in the mature form of the RNA and joining the remaining sections to form the mature form of the RNA.
    GO:0006397    mRNA processing    Any process involved in the conversion of a primary mRNA transcript into one or more mature mRNA(s) prior to translation into polypeptide.
cellular component
    GO:0009507    chloroplast    A chlorophyll-containing plastid with thylakoids organized into grana and frets, or stroma thylakoids, and embedded in a stroma.
    GO:0009570    chloroplast stroma    The space enclosed by the double membrane of a chloroplast but excluding the thylakoid space. It contains DNA, ribosomes and some temporary products of photosynthesis.
    GO:0030529    intracellular ribonucleoprotein complex    An intracellular macromolecular complex containing both protein and RNA molecules.
    GO:0009536    plastid    Any member of a family of organelles found in the cytoplasm of plants and some protists, which are membrane-bounded and contain DNA. Plant plastids develop from a common type, the proplastid.

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  Cis Peptide Bonds
    Phe A:181 - Ser A:182   [ RasMol ]  
 

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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        CRS2_MAIZE | Q9M5P4: 1ryb 1rym

(-) Related Entries Specified in the PDB File

1ryb STRUCTURE OF THE CHLOROPLAST GROUP II INTRON SPLICING FACTOR CRS2
1rym STRUCTURE OF THE CHLOROPLAST GROUP II INTRON SPLICING FACTOR CRS2