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(-) Description

Title :  STRUCTURE OF THERMUS THERMOPHILUS CASA (CSE1)
 
Authors :  D. G. Sashital, B. Wiedenheft, J. A. Doudna
Date :  16 Mar 12  (Deposition) - 02 May 12  (Release) - 20 Jun 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.30
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Immune System, Crispr, Cascade, Casa (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  D. G. Sashital, B. Wiedenheft, J. A. Doudna
Mechanism Of Foreign Dna Selection In A Bacterial Adaptive Immune System.
Mol. Cell V. 46 606 2012
PubMed-ID: 22521690  |  Reference-DOI: 10.1016/J.MOLCEL.2012.03.020

(-) Compounds

Molecule 1 - CSE1
    Atcc: 27634
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PSV272 (PET VECTOR WITH ADDED TEV PROTEASE SITE)
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Gene: TTHB188
    Organism Scientific: THERMUS THERMOPHILUS
    Organism Taxid: 300852
    Other Details: TEV PROTEASE SCAR AT N-TERMINUS (GAGS)
    Strain: HB8

 Structural Features

(-) Chains, Units

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

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 3)

Asymmetric Unit (1, 3)
No.NameCountTypeFull Name
1ACT3Ligand/IonACETATE ION
Biological Unit 1 (1, 2)
No.NameCountTypeFull Name
1ACT2Ligand/IonACETATE ION
Biological Unit 2 (1, 1)
No.NameCountTypeFull Name
1ACT1Ligand/IonACETATE ION

(-) Sites  (3, 3)

Asymmetric Unit (3, 3)
No.NameEvidenceResiduesDescription
1AC1SOFTWARELEU A:124 , PRO A:126 , HIS A:160 , GLN A:344BINDING SITE FOR RESIDUE ACT A1497
2AC2SOFTWARELYS A:123 , PRO A:165 , GLY A:167 , LEU A:168 , ARG A:246 , TYR A:262 , HOH A:2105BINDING SITE FOR RESIDUE ACT A1498
3AC3SOFTWARELYS B:123 , PRO B:165 , GLY B:167 , ARG B:246 , TYR B:262BINDING SITE FOR RESIDUE ACT B1494

(-) SS Bonds  (1, 1)

Asymmetric Unit
No.Residues
1A:69 -B:69

(-) Cis Peptide Bonds  (4, 4)

Asymmetric Unit
No.Residues
1Gly A:66 -Pro A:67
2Pro A:264 -Gly A:265
3Gly B:66 -Pro B:67
4Glu B:334 -Gly B:335

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4AN8)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4AN8)

(-) Exons   (0, 0)

(no "Exon" information available for 4AN8)

(-) 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:468
 aligned with CSE1_THET8 | Q53VY1 from UniProtKB/Swiss-Prot  Length:502

    Alignment length:493
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323       333       343       353       363       373       383       393       403       413       423       433       443       453       463       473       483       493   
           CSE1_THET8     4 LEKFNLIDEPWIPVLKGGRVVEVGIGEALLRAHEFARIETPSPLEEAVLHRLLLAVLHRALSGPRCPEDVLDWWRKGGFPQDPIRDYLNRFRDRFFLFHPEAPFLQVADLPEENPLPWSKLLPELASGNNPTLFDHTTEENLPKATYAQAARALLVHQAFAPGGLLRRYGVGSAKDAPVARPALFLPTGQNLLETLLLNLVPYTPEDDAPIWEVPPLRLGDLEGARTKWPLTGRTRVYTWPARGVRLLDEGDGVRFMGYGPGVEPLEATHRDPMVAQRLDAKGNLLVLRLSEERSFWRDFSAMLPRQGGKVAATLEHAENLQGELEDEGLEGRITLRVLGQVSDQAKVLDIRREVYPLPSGLLTPKAEENLEKALKMAEELGQGLKHLAQEVAKAVVGERDRGHGRSPYLEELTKLANSLPLERLYWHALDGAFPRFFARVEEEASLDLWREALRGAALEAWKATRRFLGTGARHLKALAQGEQEFGRLLGEL 496
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eee......eeeee..eeeeehhhhhhhhhhhh.ee...hhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhh..hhhhhhhhhhhhh...eee.................ee.hhhh....--------------.....hhhhhhhhhhhhhhhh..eeeee..eeee.........eeeee..hhhhhhhhhh.........hhhhh...hhhhhhhhh.eee..hhhhhhh...eeeeeee....eeeeeeee..eee..........eee.....eee.......hhhhhh...hhhhh...hhhhhhhhhhhhhhhh.......eeeeeeeeee..eeeeeeeeeee......hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh-----------hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4an8 A   4 LEKFNLIDEPWIPVLKGGRVVEVGIGEALLRAHEFARIETPSPLEEAVLHRLLLAVLHRALSGPRCPEDVLDWWRKGGFPQDPIRDYLNRFRDRFFLFHPEAPFLQVADLPEENPLPWSKLLPELA--------------NLPKATYAQAARALLVHQAFAPGGLLRRYGVGSAKDAPVARPALFLPTGQNLLETLLLNLVPYTPEDDAPIWEVPPLRLGDLEGARTKWPLTGRTRVYTWPARGVRLLDEGDGVRFMGYGPGVEPLEATHRDPMVAQRLDAKGNLLVLRLSEERSFWRDFSAMLPRQGGKVAATLEHAENLQGELEDEGLEGRITLRVLGQVSDQAKVLDIRREVYPLPSGLLTPKAEENLEKALKMAEELGQGLKHLAQEVAKAVV-----------YLEELTKLANSLPLERLYWHALDGAFPRFFARVEEEASLDLWREALRGAALEAWKATRRFLGTGARHLKALAQGEQEFGRLLGEL 496
                                    13        23        33        43        53        63        73        83        93       103       113       123     |   -         -|      153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323       333       343       353       363       373       383       393      |  -       413       423       433       443       453       463       473       483       493   
                                                                                                                                                       129            144                                                                                                                                                                                                                                                             400         412                                                                                    


Chain B from PDB  Type:PROTEIN  Length:451
 aligned with CSE1_THET8 | Q53VY1 from UniProtKB/Swiss-Prot  Length:502

    Alignment length:489
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304       314       324       334       344       354       364       374       384       394       404       414       424       434       444       454       464       474       484         
           CSE1_THET8     5 EKFNLIDEPWIPVLKGGRVVEVGIGEALLRAHEFARIETPSPLEEAVLHRLLLAVLHRALSGPRCPEDVLDWWRKGGFPQDPIRDYLNRFRDRFFLFHPEAPFLQVADLPEENPLPWSKLLPELASGNNPTLFDHTTEENLPKATYAQAARALLVHQAFAPGGLLRRYGVGSAKDAPVARPALFLPTGQNLLETLLLNLVPYTPEDDAPIWEVPPLRLGDLEGARTKWPLTGRTRVYTWPARGVRLLDEGDGVRFMGYGPGVEPLEATHRDPMVAQRLDAKGNLLVLRLSEERSFWRDFSAMLPRQGGKVAATLEHAENLQGELEDEGLEGRITLRVLGQVSDQAKVLDIRREVYPLPSGLLTPKAEENLEKALKMAEELGQGLKHLAQEVAKAVVGERDRGHGRSPYLEELTKLANSLPLERLYWHALDGAFPRFFARVEEEASLDLWREALRGAALEAWKATRRFLGTGARHLKALAQGEQEFGRLL 493
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eee......eeeee..eeeeehhhhhhhhhhhh.ee...hhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhh..hhhhhhhhhhhhh...eee.................ee.hhh....---------------.....hhhhhhhhhhhhhhhh..eeeee..eeee.........eeeee..hhhhhhhhhh.........hhhhh...hhhhhhhhh.eee..hhhhhhh...eeeeeee....eeeeeeee..eee..........eee.....eee.......hhhhhh...hhhhh...hhhhhhhhhhhhhhhhh......eeeeeeeeee..eeeeeeeeeee......hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh-----------------------hhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4an8 B   5 EKFNLIDEPWIPVLKGGRVVEVGIGEALLRAHEFARIETPSPLEEAVLHRLLLAVLHRALSGPRCPEDVLDWWRKGGFPQDPIRDYLNRFRDRFFLFHPEAPFLQVADLPEENPLPWSKLLPEL---------------NLPKATYAQAARALLVHQAFAPGGLLRRYGVGSAKDAPVARPALFLPTGQNLLETLLLNLVPYTPEDDAPIWEVPPLRLGDLEGARTKWPLTGRTRVYTWPARGVRLLDEGDGVRFMGYGPGVEPLEATHRDPMVAQRLDAKGNLLVLRLSEERSFWRDFSAMLPRQGGKVAATLEHAENLQGELEDEGLEGRITLRVLGQVSDQAKVLDIRREVYPLPSGLLTPKAEENLEKALKMAEELGQGLKHLAQEVAKAVV-----------------------PLERLYWHALDGAFPRFFARVEEEASLDLWREALRGAALEAWKATRRFLGTGARHLKALAQGEQEFGRLL 493
                                    14        24        34        44        54        64        74        84        94       104       114       124   |     -       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304       314       324       334       344       354       364       374       384       394     |   -         -       424       434       444       454       464       474       484         
                                                                                                                                                     128             144                                                                                                                                                                                                                                                             400                     424
   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  (0, 0)

(no "SCOP Domain" information available for 4AN8)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4AN8)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4AN8)

(-) Gene Ontology  (1, 1)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (CSE1_THET8 | Q53VY1)
biological process
    GO:0051607    defense response to virus    Reactions triggered in response to the presence of a virus that act to protect the cell or organism.

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 Related Entries

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UniProtKB/Swiss-Prot
        CSE1_THET8 | Q53VY1: 4ej3 4f3e

(-) Related Entries Specified in the PDB File

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