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(-) Description

Title :  CRYSTAL STRUCTURE OF THE C-TERMINAL DOMAIN OF THE SHIGELLA TYPE III EFFECTOR IPAH
 
Authors :  R. Lam, A. U. Singer, M. E. Cuff, T. Skarina, O. Kagan, R. Dileo, A. M. Edwa A. Joachimiak, A. Savchenko, Midwest Center For Structural Geno (Mcsg)
Date :  14 Mar 08  (Deposition) - 25 Mar 08  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.65
Chains :  Asym. Unit :  A,B,C
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Biol. Unit 3:  C  (1x)
Keywords :  E3 Ubiquitin Ligase, Helical, Type Iii Effector, Structural Genomics, Psi-2, Protein Structure Initiative, Midwest Center For Structural Genomics, Mcsg, Ligase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  A. U. Singer, J. R. Rohde, R. Lam, T. Skarina, O. Kagan, R. Dileo, N. Y. Chirgadze, M. E. Cuff, A. Joachimiak, M. Tyers, P. J. Sansonetti, C. Parsot, A. Savchenko
Structure Of The Shigella T3Ss Effector Ipah Defines A New Class Of E3 Ubiquitin Ligases.
Nat. Struct. Mol. Biol. V. 15 1293 2008
PubMed-ID: 18997778  |  Reference-DOI: 10.1038/NSMB.1511

(-) Compounds

Molecule 1 - INVASION PLASMID ANTIGEN, SECRETED BY THE MXI-SPA SECRETION MACHINERY
    ChainsA, B, C
    EC Number6.3.2.19
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidP15-TV-LIC
    Expression System StrainBL21-GOLD(DE3)
    Expression System Taxid562
    Expression System Vector TypePLASMID
    GeneIPAH1.4, CP0265
    Organism ScientificSHIGELLA FLEXNERI 2A STR. 301
    Organism Taxid198214
    Strain301 / SEROTYPE 2A

 Structural Features

(-) Chains, Units

  123
Asymmetric Unit ABC
Biological Unit 1 (1x)A  
Biological Unit 2 (1x) B 
Biological Unit 3 (1x)  C

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (4, 21)

Asymmetric Unit (4, 21)
No.NameCountTypeFull Name
1GOL3Ligand/IonGLYCEROL
2MSE15Mod. Amino AcidSELENOMETHIONINE
3PEG1Ligand/IonDI(HYDROXYETHYL)ETHER
4SO42Ligand/IonSULFATE ION
Biological Unit 1 (1, 5)
No.NameCountTypeFull Name
1GOL-1Ligand/IonGLYCEROL
2MSE5Mod. Amino AcidSELENOMETHIONINE
3PEG-1Ligand/IonDI(HYDROXYETHYL)ETHER
4SO4-1Ligand/IonSULFATE ION
Biological Unit 2 (2, 6)
No.NameCountTypeFull Name
1GOL-1Ligand/IonGLYCEROL
2MSE5Mod. Amino AcidSELENOMETHIONINE
3PEG-1Ligand/IonDI(HYDROXYETHYL)ETHER
4SO41Ligand/IonSULFATE ION
Biological Unit 3 (4, 10)
No.NameCountTypeFull Name
1GOL3Ligand/IonGLYCEROL
2MSE5Mod. Amino AcidSELENOMETHIONINE
3PEG1Ligand/IonDI(HYDROXYETHYL)ETHER
4SO41Ligand/IonSULFATE ION

(-) Sites  (6, 6)

Asymmetric Unit (6, 6)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREARG C:521 , GLN C:552BINDING SITE FOR RESIDUE SO4 C 600
2AC2SOFTWAREARG B:521 , GLU B:548 , GLN B:552BINDING SITE FOR RESIDUE SO4 B 601
3AC3SOFTWARESER C:402 , ARG C:405 , ARG C:409BINDING SITE FOR RESIDUE GOL C 602
4AC4SOFTWARESER C:350 , ALA C:351BINDING SITE FOR RESIDUE GOL C 603
5AC5SOFTWARETHR C:482 , ARG C:555BINDING SITE FOR RESIDUE GOL C 604
6AC6SOFTWAREGLY C:398 , LEU C:401 , ARG C:565BINDING SITE FOR RESIDUE PEG C 605

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 3CKD)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 3CKD)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3CKD)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3CKD)

(-) Exons   (0, 0)

(no "Exon" information available for 3CKD)

(-) 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:262
 aligned with IPA7_SHIFL | P18014 from UniProtKB/Swiss-Prot  Length:565

    Alignment length:282
                                   282       292       302       312       322       332       342       352       362       372       382       392       402       412       422       432       442       452       462       472       482       492       502       512       522       532       542       552  
           IPA7_SHIFL   273 PLADAVTAWFPENKQSDVSQIWHAFEHEEHANTFSAFLDRLSDTVSARNTSGFREQVAAWLEKLSASAELRQQSFAVAADATESCEDRVALTWNNLRKTLLVHQASEGLFDNDTGALLSLGREMFRLEILEDIARDKVRTLHFVDEIEVYLAFQTMLAEKLQLSTAVKEMRFYGVSGVTANDLRTAEAMVRSREENEFTDWFSLWGPWHAVLKRTEADRWAQAEEQKYEMLENEYSQRVADRLKASGLSGDADAEREAGAQVMRETEQQIYRQLTDEVLALR 554
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains 3ckdA01 A:284-3   64 Shigella T3SS effector        IpaH domain                   3ckdA02 A:365-498 Shigella T3SS effector IpaH defines                                                                                 3ckdA03 A:499-565  [code=1.20.58.90, no name defined]               CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author hhhhhhhh.......---...hhhhh...hhhhhhhhhhhhhh.-------hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhh......----------.....hhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 3ckd A 284 SLADAVTAWFPENKQ---SQIWHAFEHEEHANTFSAFLDRLSDT-------GFREQVAAWLEKLSASAELRQQSFAVAADATESCEDRVALTWNNLRKTLLVHQASEGLFDNDTGALLSLGREmFRLEILEDIARDKVRTLHFVDEIEVYLAFQTmLAEKLQL----------GVSGVTANDLRTAEAmVRSREENEFTDWFSLWGPWHAVLKRTEADRWAQAEEQKYEmLENEYSQRVADRLKASGLSGDADAEREAGAQVmRETEQQIYRQLTDEVLALR 565
                                   293    |  303       313       323   |     - |     343       353       363       373       383       393       403   |   413       423       433     | 443  |      -   |   463       473       483       493       503       513       523       533       543  |    553       563  
                                        298 302                      327     335                                                                     407-MSE                         439-MSE446        457            472-MSE                                  513-MSE                          546-MSE               

Chain B from PDB  Type:PROTEIN  Length:244
 aligned with IPA7_SHIFL | P18014 from UniProtKB/Swiss-Prot  Length:565

    Alignment length:281
                                   283       293       303       313       323       333       343       353       363       373       383       393       403       413       423       433       443       453       463       473       483       493       503       513       523       533       543       553 
           IPA7_SHIFL   274 LADAVTAWFPENKQSDVSQIWHAFEHEEHANTFSAFLDRLSDTVSARNTSGFREQVAAWLEKLSASAELRQQSFAVAADATESCEDRVALTWNNLRKTLLVHQASEGLFDNDTGALLSLGREMFRLEILEDIARDKVRTLHFVDEIEVYLAFQTMLAEKLQLSTAVKEMRFYGVSGVTANDLRTAEAMVRSREENEFTDWFSLWGPWHAVLKRTEADRWAQAEEQKYEMLENEYSQRVADRLKASGLSGDADAEREAGAQVMRETEQQIYRQLTDEVLALR 554
               SCOP domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 3ckdB01 B:285-363  Shigella T3SS effector Ip         aH domain                         3ckdB02 B:372-498 Shigella T3SS effector IpaH defi       nes                                                                   3ckdB03 B:499-565  [code=1.20.58.90, no name defined]               CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhh.........hh-hhh......hhhhhhhhhhhhh...---------hhhhhhhhhhhhhhhhhhhhhhhhh.--------.hhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhh-------hhhhhhhhhhhhhhhhh...------------.hhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3ckd B 285 LADAVTAWFPENKQSDVS-IWHAFEHEEHANTFSAFLDRLSDTV---------EQVAAWLEKLSASAELRQQSFAVAAD--------VALTWNNLRKTLLVHQASEGLFDNDTGALLSLGREmFRLEILEDIARDKV-------EIEVYLAFQTmLAEKLQLST------------VTANDLRTAEAmVRSREENEFTDWFSLWGPWHAVLKRTEADRWAQAEEQKYEmLENEYSQRVADRLKASGLSGDADAEREAGAQVmRETEQQIYRQLTDEVLALR 565
                                   294       304       314       324   |     -   |   344       354        |-       374       384       394       404  |    414      |  -    |  434    |  444   |     -      |464       474       484       494       504       514       524       534       544 |     554       564 
                                           302 |                     328       338                      363      372                                407-MSE       421     429       439-MSE  448          461        472-MSE                                  513-MSE                          546-MSE               
                                             304                                                                                                                                                                                                                                                                     

Chain C from PDB  Type:PROTEIN  Length:272
 aligned with IPA7_SHIFL | P18014 from UniProtKB/Swiss-Prot  Length:565

    Alignment length:283
                                   281       291       301       311       321       331       341       351       361       371       381       391       401       411       421       431       441       451       461       471       481       491       501       511       521       531       541       551   
           IPA7_SHIFL   272 RPLADAVTAWFPENKQSDVSQIWHAFEHEEHANTFSAFLDRLSDTVSARNTSGFREQVAAWLEKLSASAELRQQSFAVAADATESCEDRVALTWNNLRKTLLVHQASEGLFDNDTGALLSLGREMFRLEILEDIARDKVRTLHFVDEIEVYLAFQTMLAEKLQLSTAVKEMRFYGVSGVTANDLRTAEAMVRSREENEFTDWFSLWGPWHAVLKRTEADRWAQAEEQKYEMLENEYSQRVADRLKASGLSGDADAEREAGAQVMRETEQQIYRQLTDEVLALR 554
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 3ckdC01 C:283-364 Shigella T3SS effector IpaH d   omain                           3ckdC02 C:365-498 Shigella T3SS effector IpaH defines                                                                                 3ckdC03 C:499-565  [code=1.20.58.90, no name defined]               CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhh...---hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhh...--------.....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3ckd C 283 HSLADAVTAWFPENKQSDVSQIWHAFEHEEHANTFSAFLDRLSDTVS---TSGFREQVAAWLEKLSASAELRQQSFAVAADATESCEDRVALTWNNLRKTLLVHQASEGLFDNDTGALLSLGREmFRLEILEDIARDKVRTLHFVDEIEVYLAFQTmLAEKLQLST--------GVSGVTANDLRTAEAmVRSREENEFTDWFSLWGPWHAVLKRTEADRWAQAEEQKYEmLENEYSQRVADRLKASGLSGDADAEREAGAQVmRETEQQIYRQLTDEVLALR 565
                                   292       302       312       322      |  -|      342       352       362       372       382       392       402    |  412       422       432      |442     |   -    |  462       472       482       492       502       512|      522       532       542   |   552       562   
                                                                        329 333                                                                       407-MSE                         439-MSE  448      457            472-MSE                                  513-MSE                          546-MSE               

   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 3CKD)

(-) CATH Domains  (3, 9)

Asymmetric Unit

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 3CKD)

(-) Gene Ontology  (6, 6)

Asymmetric Unit(hide GO term definitions)
Chain A,B,C   (IPA7_SHIFL | P18014)
molecular function
    GO:0016874    ligase activity    Catalysis of the joining of two substances, or two groups within a single molecule, with the concomitant hydrolysis of the diphosphate bond in ATP or a similar triphosphate.
    GO:0004842    ubiquitin-protein transferase activity    Catalysis of the transfer of ubiquitin from one protein to another via the reaction X-Ub + Y --> Y-Ub + X, where both X-Ub and Y-Ub are covalent linkages.
biological process
    GO:0009405    pathogenesis    The set of specific processes that generate the ability of an organism to induce an abnormal, generally detrimental state in another organism.
    GO:0016567    protein ubiquitination    The process in which one or more ubiquitin groups are added to a protein.
cellular component
    GO:0005576    extracellular region    The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.
    GO:0030430    host cell cytoplasm    The cytoplasm of a host cell.

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