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(-) Description

Title :  E. COLI CURLI PROTEIN CSGC - SECYS
 
Authors :  P. S. Salgado, J. D. Taylor, E. Cota, S. J. Matthews
Date :  29 Sep 10  (Deposition) - 29 Dec 10  (Release) - 29 Jan 14  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.70
Chains :  Asym./Biol. Unit :  A
Keywords :  Chaperone (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  P. S. Salgado, J. D. Taylor, E. Cota, S. J. Matthews
Extending The Usability Of The Phasing Power Of Diselenide Bonds: Secys Sad Phasing Of Csgc Using A Non-Auxotrophic Strain.
Acta Crystallogr. , Sect. D V. 67 8 2011
PubMed-ID: 21206057  |  Reference-DOI: 10.1107/S0907444910042022

(-) Compounds

Molecule 1 - CSGC
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector: PET28A
    Expression System Vector Type: PLASMID
    Fragment: RESIDUES 11-110
    Organism Scientific: ESCHERICHIA COLI
    Organism Taxid: 562
    Other Details: CYSTEINE 29 AND 31 SUBSTITUTED FOR SELENOCYSTEINE AND DISELENIDE BOND BETWEEN SECYS 29 AND SECYS31
    Synonym: PUTATIVE CURLI PRODUCTION PROTEIN CSGC

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 6)

Asymmetric/Biological Unit (3, 6)
No.NameCountTypeFull Name
1ACT3Ligand/IonACETATE ION
2MSE1Mod. Amino AcidSELENOMETHIONINE
3SEC2Mod. Amino Acid

(-) Sites  (3, 3)

Asymmetric Unit (3, 3)
No.NameEvidenceResiduesDescription
1AC1SOFTWARELEU A:30 , SEC A:31 , ARG A:32 , THR A:53 , ASP A:85BINDING SITE FOR RESIDUE ACT A1098
2AC2SOFTWAREASN A:9 , THR A:11 , THR A:18 , ILE A:20BINDING SITE FOR RESIDUE ACT A1099
3AC3SOFTWAREASP A:15 , TYR A:17 , ILE A:71BINDING SITE FOR RESIDUE ACT A1100

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2XSK)

(-) Cis Peptide Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1Trp A:95 -Pro A:96

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2XSK)

(-) Exons   (0, 0)

(no "Exon" information available for 2XSK)

(-) 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:95
 aligned with B2CY50_ECOLX | B2CY50 from UniProtKB/TrEMBL  Length:110

    Alignment length:95
                                    20        30        40        50        60        70        80        90       100     
         B2CY50_ECOLX    11 SSQITFNTTQQGDMYTIIPEVTLTQSCLCRVQILSLREGSSGQSQTKQEKTLSLPANQPIALTKLSLNISPDDRVKIVVTVSDGQSLHLSQQWPP 105
               SCOP domains ----------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------- CATH domains
               Pfam domains Tafi-CsgC-2xskA01 A:3-97                                                                        Pfam domains
         Sec.struct. author ..eeeeeeeee..eeeeeeeee....eeeeeeeeeeee....eeeeeeeeeeee....eee...eeee.....eeeeeeeee.....eeeeee.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------- Transcript
                 2xsk A   3 SSQITFNTTQQGDmYTIIPEVTLTQSxLxRVQILSLREGSSGQSQTKQEKTLSLPANQPIALTKLSLNISPDDRVKIVVTVSDGQSLHLSQQWPP  97
                                    12   |    22      | 32        42        52        62        72        82        92     
                                        16-MSE       29-SEC                                                                
                                                       31-SEC
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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  (0, 0)

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

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Clan: no clan defined [family: Tafi-CsgC] (1)

(-) Gene Ontology  (0, 0)

Asymmetric/Biological Unit(hide GO term definitions)
    (no "Gene Ontology" information available for 2XSK)

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  2xsk
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