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(-) Description

Title :  CRYSTAL STRUCTURE OF A FIVE-RESIDUE DELETION MUTANT OF THE ROP PROTEIN
 
Authors :  N. M. Glykos, M. Vlassi, Y. Papanikolaou, D. Kotsifaki, G. Cesareni, M. Kokkinidis
Date :  04 Sep 03  (Deposition) - 28 Sep 04  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.02
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A,B  (2x)
Keywords :  Replication; Initiation Of Transcription; Rna Primer; X-Ray, Transcription (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  N. M. Glykos, Y. Papanikolau, M. Vlassi, D. Kotsifaki, G. Cesareni, M. Kokkinidis
Loopless Rop: Structure And Dynamics Of An Engineered Homotetrameric Variant Of The Repressor Of Primer Protein.
Biochemistry V. 45 10905 2006
PubMed-ID: 16953576  |  Reference-DOI: 10.1021/BI060833N
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - REGULATORY PROTEIN ROP
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Strain: K38
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: ROP
    Mutation: YES
    Organism Scientific: ESCHERICHIA COLI
    Organism Taxid: 562
    Other Details: FIVE RESIDUES (30D-34Q) DELETED
    Synonym: RNA I INHIBITION MODULATOR PROTEIN;
RNA ONE MODULATOR;
ROM

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AB
Biological Unit 1 (2x): AB

Summary Information (see also Sequences/Alignments below)

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

(no "Ligand,Modified Residues,Ions" information available for 1QX8)

(-) Sites  (0, 0)

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(-) SS Bonds  (0, 0)

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(-) Cis Peptide Bonds  (0, 0)

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 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1QX8)

(-) Exons   (0, 0)

(no "Exon" information available for 1QX8)

(-) 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    
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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:47
 aligned with ROP_ECOLX | P03051 from UniProtKB/Swiss-Prot  Length:63

    Alignment length:52
                                    14        24        34        44        54  
             ROP_ECOLX    5 EKTALNMARFIRSQTLTLLEKLNELDADEQADICESLHDHADELYRSCLARF 56
               SCOP domains d1qx8a_ A: ROP protein                               SCOP domains
               CATH domains ---------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhhhhhhhhhhh-----hhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------- Transcript
                  1qx8 A  5 EKTALNMARFIRSQTLTLLEKLNEL-----ADICESLHDHADELYRSCLARF 51
                                    14        24    |    -|       39        49  
                                                   29    30                     


Chain B from PDB  Type:PROTEIN  Length:51
 aligned with ROP_ECOLX | P03051 from UniProtKB/Swiss-Prot  Length:63

    Alignment length:56
                                    10        20        30        40        50      
             ROP_ECOLX    1 MTKQEKTALNMARFIRSQTLTLLEKLNELDADEQADICESLHDHADELYRSCLARF 56
               SCOP domains d1qx8b_ B: ROP protein                                   SCOP domains
               CATH domains -------------------------------------------------------- CATH domains
           Pfam domains (1) Rop-1qx8B01 B:1-51           -----                       Pfam domains (1)
           Pfam domains (2) Rop-1qx8B02 B:1-51           -----                       Pfam domains (2)
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhhhhh-----hhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------- Transcript
                  1qx8 B  1 MTKQEKTALNMARFIRSQTLTLLEKLNEL-----ADICESLHDHADELYRSCLARF 51
                                    10        20        |-    |   35        45      
                                                       29    30
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  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
(-)
Class: All alpha proteins (14657)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 1QX8)

(-) Pfam Domains  (1, 2)

Asymmetric Unit
(-)
Clan: no clan defined [family: Rop] (7)

(-) Gene Ontology  (2, 2)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (ROP_ECOLX | P03051)
biological process
    GO:0006355    regulation of transcription, DNA-templated    Any process that modulates the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0006351    transcription, DNA-templated    The cellular synthesis of RNA on a template of DNA.

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 Related Entries

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

UniProtKB/Swiss-Prot
        ROP_ECOLX | P03051: 1b6q 1f4m 1f4n 1gmg 1gto 1nkd 1rop 1rpo 1rpr 1yo7 2ghy 2ijh 2iji 2ijj 2ijk 3k79 4do2

(-) Related Entries Specified in the PDB File

1b6q 1gmg 1rop 1rpo