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(-) Description

Title :  CRYSTAL STRUCTURE OF THE TREHALULOSE SYNTHASE MUTB FROM PSEUDOMONAS MESOACIDOPHILA MX-45
 
Authors :  S. Ravaud, X. Robert, R. Haser, N. Aghajari
Date :  11 May 07  (Deposition) - 26 Jun 07  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.00
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Trehalulose Synthase, Sucrose Isomerase, Alpha-Amylase Family, (Beta/Alpha)8 Barrel (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  S. Ravaud, X. Robert, H. Watzlawick, R. Haser, R. Mattes, N. Aghajari
Trehalulose Synthase Native And Carbohydrate Complexed Structures Provide Insights Into Sucrose Isomerization.
J. Biol. Chem. V. 61 100 2007
PubMed-ID: 17597061  |  Reference-DOI: 10.1074/JBC.M704515200
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - SUCROSE ISOMERASE
    ChainsA, B
    EC Number5.4.99.1
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPHWG315
    Expression System StrainJM109
    Expression System Taxid562
    Expression System Vector TypePLASMID
    GeneMUTB
    Organism ScientificPSEUDOMONAS MESOACIDOPHILA
    Organism Taxid265293
    StrainMX-45

 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, 2)

Asymmetric Unit (1, 2)
No.NameCountTypeFull Name
1CA2Ligand/IonCALCIUM ION
Biological Unit 1 (0, 0)
No.NameCountTypeFull Name
1CA-1Ligand/IonCALCIUM ION
Biological Unit 2 (0, 0)
No.NameCountTypeFull Name
1CA-1Ligand/IonCALCIUM ION

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP B:22 , ASN B:24 , ASP B:26 , ILE B:28 , ASP B:30 , HOH B:4097 , HOH B:4405BINDING SITE FOR RESIDUE CA B 7000
2AC2SOFTWAREASP A:22 , ASN A:24 , ASP A:26 , ILE A:28 , ASP A:30 , HOH A:4531 , HOH A:4715BINDING SITE FOR RESIDUE CA A 7001

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2PWH)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2PWH)

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 2PWH)

(-) 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:556
 aligned with Q2PS28_9BURK | Q2PS28 from UniProtKB/TrEMBL  Length:584

    Alignment length:556
                                    38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328       338       348       358       368       378       388       398       408       418       428       438       448       458       468       478       488       498       508       518       528       538       548       558       568       578      
         Q2PS28_9BURK    29 PGAPWWKSAVFYQVYPRSFKDTNGDGIGDFKGLTEKLDYLKGLGIDAIWINPHYASPNTDNGYDISDYREVMKEYGTMEDFDRLMAELKKRGMRLMVDVVINHSSDQHEWFKSSRASKDNPYRDYYFWRDGKDGHEPNNYPSFFGGSAWEKDPVTGQYYLHYFGRQQPDLNWDTPKLREELYAMLRFWLDKGVSGMRFDTVATYSKTPGFPDLTPEQMKNFAEAYTQGPNLHRYLQEMHEKVFDHYDAVTAGEIFGAPLNQVPLFIDSRRKELDMAFTFDLIRYDRALDRWHTIPRTLADFRQTIDKVDAIAGEYGWNTFFLGNHDNPRAVSHFGDDRPQWREASAKALATVTLTQRGTPFIFQGDELGMTNYPFKTLQDFDDIEVKGFFQDYVETGKATAEELLTNVALTSRDNARTPFQWDDSANAGFTTGKPWLKVNPNYTEINAAREIGDPKSVYSFYRNLISIRHETPALSTGSYRDIDPSNADVYAYTRSQDGETYLVVVNFKAEPRSFTLPDGMHIAETLIESSSPAAPAAGAASLELQPWQSGIYKVK 584
               SCOP domains d2pwha1 A:2-478 automated matches                                                                                                                                                                                                                                                                                                                                                                                                                                                            d2pwha2 A:479-557 automated matches                                             SCOP domains
               CATH domains 2pwhA01 A:2-105,A:176-479 Glycosidases                                                                  2pwhA02 A:106-175 Oligo-1,6-glucosidase; Domain 2                     2pwhA01 A:2-105,A:176-479 Glycosidases                                                                                                                                                                                                                                                                          2pwhA03 A:480-557 Golgi alpha-mannosidase II                                   CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...hhhhh..eeeehhhhh.........hhhhhhhhhhhhhhhh..eeee...ee...........eeeee.hhhhhhhhhhhhhhhhhhh..eeeeee........hhhhhhhh......hhhhh.ee...................eee......eee.............hhhhhhhhhhhhhhhhh....eeee.hhhhh.........hhhhhhhhhhhh....hhhhhhhhhhhhhhhhh..eeeee....hhhhhhhhhhhhhh...eee...................hhhhhhhhhhhhhhhhh.....ee........hhhhhh......hhhhhhhhhhhhhh....eeeee.............hhhhh.hhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhh.......hhhhhh.........hhhhhh.hhhhhhh...hhhhhhhhhhhhhhhhhhhhhheeee.......eeeeeeee..eeeeeeee.....eeee......eeeeeeee...........eeee....eeeeee. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2pwh A   2 PGAPWWKSAVFYQVYPRSFKDTNGDGIGDFKGLTEKLDYLKGLGIDAIWINPHYASPNTDNGYDISDYREVMKEYGTMEDFDRLMAELKKRGMRLMVDVVINHSSDQHEWFKSSRASKDNPYRDYYFWRDGKDGHEPNNYPSFFGGSAWEKDPVTGQYYLHYFGRQQPDLNWDTPKLREELYAMLRFWLDKGVSGMRFDTVATYSKTPGFPDLTPEQMKNFAEAYTQGPNLHRYLQEMHEKVFDHYDAVTAGEIFGAPLNQVPLFIDSRRKELDMAFTFDLIRYDRALDRWHTIPRTLADFRQTIDKVDAIAGEYGWNTFFLGNHDNPRAVSHFGDDRPQWREASAKALATVTLTQRGTPFIFQGDELGMTNYPFKTLQDFDDIEVKGFFQDYVETGKATAEELLTNVALTSRDNARTPFQWDDSANAGFTTGKPWLKVNPNYTEINAAREIGDPKSVYSFYRNLISIRHETPALSTGSYRDIDPSNADVYAYTRSQDGETYLVVVNFKAEPRSFTLPDGMHIAETLIESSSPAAPAAGAASLELQPWQSGIYKVK 557
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       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      

Chain B from PDB  Type:PROTEIN  Length:556
 aligned with Q2PS28_9BURK | Q2PS28 from UniProtKB/TrEMBL  Length:584

    Alignment length:556
                                    38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328       338       348       358       368       378       388       398       408       418       428       438       448       458       468       478       488       498       508       518       528       538       548       558       568       578      
         Q2PS28_9BURK    29 PGAPWWKSAVFYQVYPRSFKDTNGDGIGDFKGLTEKLDYLKGLGIDAIWINPHYASPNTDNGYDISDYREVMKEYGTMEDFDRLMAELKKRGMRLMVDVVINHSSDQHEWFKSSRASKDNPYRDYYFWRDGKDGHEPNNYPSFFGGSAWEKDPVTGQYYLHYFGRQQPDLNWDTPKLREELYAMLRFWLDKGVSGMRFDTVATYSKTPGFPDLTPEQMKNFAEAYTQGPNLHRYLQEMHEKVFDHYDAVTAGEIFGAPLNQVPLFIDSRRKELDMAFTFDLIRYDRALDRWHTIPRTLADFRQTIDKVDAIAGEYGWNTFFLGNHDNPRAVSHFGDDRPQWREASAKALATVTLTQRGTPFIFQGDELGMTNYPFKTLQDFDDIEVKGFFQDYVETGKATAEELLTNVALTSRDNARTPFQWDDSANAGFTTGKPWLKVNPNYTEINAAREIGDPKSVYSFYRNLISIRHETPALSTGSYRDIDPSNADVYAYTRSQDGETYLVVVNFKAEPRSFTLPDGMHIAETLIESSSPAAPAAGAASLELQPWQSGIYKVK 584
               SCOP domains d2pwhb1 B:2-478 automated matches                                                                                                                                                                                                                                                                                                                                                                                                                                                            d2pwhb2 B:479-557 automated matches                                             SCOP domains
               CATH domains 2pwhB01 B:2-105,B:176-479 Glycosidases                                                                  2pwhB02 B:106-175 Oligo-1,6-glucosidase; Domain 2                     2pwhB01 B:2-105,B:176-479 Glycosidases                                                                                                                                                                                                                                                                          2pwhB03 B:480-557 Golgi alpha-mannosidase II                                   CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...hhhhh..eeeehhhhh.........hhhhhhhhhhhhhhhh..eeee...ee...........eeeee.hhhhhhhhhhhhhhhhhhh..eeeeee........hhhhhhhh......hhhhh.ee...................eee......eee.............hhhhhhhhhhhhhhhhh....eeee.hhhhh.........hhhhhhhhhhhh....hhhhhhhhhhhhhhhhh..eeeee....hhhhhhhhhhhhhh...eee...................hhhhhhhhhhhhhhhh......ee........hhhhhhh.....hhhhhhhhhhhhhh....eeeee.............hhhhh.hhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhh.......hhhhhh.........hhhhhh.hhhhhhh...hhhhhhhhhhhhhhh.hhhhhheeee.......eeeeeeee..eeeeeeee.....eeee......eeeeeeee...........eeee....eeeeee. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2pwh B   2 PGAPWWKSAVFYQVYPRSFKDTNGDGIGDFKGLTEKLDYLKGLGIDAIWINPHYASPNTDNGYDISDYREVMKEYGTMEDFDRLMAELKKRGMRLMVDVVINHSSDQHEWFKSSRASKDNPYRDYYFWRDGKDGHEPNNYPSFFGGSAWEKDPVTGQYYLHYFGRQQPDLNWDTPKLREELYAMLRFWLDKGVSGMRFDTVATYSKTPGFPDLTPEQMKNFAEAYTQGPNLHRYLQEMHEKVFDHYDAVTAGEIFGAPLNQVPLFIDSRRKELDMAFTFDLIRYDRALDRWHTIPRTLADFRQTIDKVDAIAGEYGWNTFFLGNHDNPRAVSHFGDDRPQWREASAKALATVTLTQRGTPFIFQGDELGMTNYPFKTLQDFDDIEVKGFFQDYVETGKATAEELLTNVALTSRDNARTPFQWDDSANAGFTTGKPWLKVNPNYTEINAAREIGDPKSVYSFYRNLISIRHETPALSTGSYRDIDPSNADVYAYTRSQDGETYLVVVNFKAEPRSFTLPDGMHIAETLIESSSPAAPAAGAASLELQPWQSGIYKVK 557
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       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      

   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  (2, 4)

Asymmetric Unit

(-) CATH Domains  (3, 6)

Asymmetric Unit
(-)
Class: Alpha Beta (26913)
(-)
Class: Mainly Beta (13760)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2PWH)

(-) Gene Ontology  (4, 4)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (Q2PS28_9BURK | Q2PS28)
molecular function
    GO:0003824    catalytic activity    Catalysis of a biochemical reaction at physiological temperatures. In biologically catalyzed reactions, the reactants are known as substrates, and the catalysts are naturally occurring macromolecular substances known as enzymes. Enzymes possess specific binding sites for substrates, and are usually composed wholly or largely of protein, but RNA that has catalytic activity (ribozyme) is often also regarded as enzymatic.
    GO:0016853    isomerase activity    Catalysis of the geometric or structural changes within one molecule. Isomerase is the systematic name for any enzyme of EC class 5.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
biological process
    GO:0005975    carbohydrate metabolic process    The chemical reactions and pathways involving carbohydrates, any of a group of organic compounds based of the general formula Cx(H2O)y. Includes the formation of carbohydrate derivatives by the addition of a carbohydrate residue to another molecule.

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 Related Entries

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

UniProtKB/Swiss-Prot
        Q2PS28_9BURK | Q2PS284gi6 4gi8 4gi9 4gia 4gin 4h2c 4h7v 4h8h 4h8u 4h8v 4ha1
UniProtKB/TrEMBL
        Q2PS28_9BURK | Q2PS281zja 1zjb 2pwd 2pwe 2pwf 2pwg 4go8 4go9

(-) Related Entries Specified in the PDB File

1zja TREHALULOSE SYNTHASE, MUTB, FROM PSEUDOMONAS MESOACIDOPHILA MX-45 IN COMPLEX WITH TRIS (P1 FORM)
1zjb TREHALULOSE SYNTHASE, MUTB, FROM PSEUDOMONAS MESOACIDOPHILA MX-45 IN COMPLEX WITH TRIS (P21 FORM)
2pwd TREHALULOSE SYNTHASE, MUTB, FROM PSEUDOMONAS MESOACIDOPHILA MX-45 IN COMPLEX WITH DEOXYNOJIRIMYCIN
2pwe TREHALULOSE SYNTHASE, MUTB, INACTIVE MUTANT FROM PSEUDOMONAS MESOACIDOPHILA MX-45 IN COMPLEX WITH SUCROSE
2pwf TREHALULOSE SYNTHASE, MUTB, INACTIVE MUTANT FROM PSEUDOMONAS MESOACIDOPHILA MX-45 IN COMPLEX WITH GLUCOSE
2pwg TREHALULOSE SYNTHASE, MUTB, FROM PSEUDOMONAS MESOACIDOPHILA MX-45 IN COMPLEX WITH CASTANOSPERMINE