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(-) Description

Title :  DIHYDROXYACETONE KINASE OPERON CO-ACTIVATOR DHA-DHAQ
 
Authors :  A. Srinivas, S. Christen, U. Baumann, B. Erni
Date :  27 May 06  (Deposition) - 13 Jun 06  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.96
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Transferase, Lactococcus Lactis, Dihydroxyacetone, Co-Activator, Kinase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  S. Christen, A. Srinivas, P. Bahler, A. Zeller, D. Pridmore, C. Bieniossek, U. Baumann, B. Erni
Regulation Of The Dha Operon Of Lactococcus Lactis: A Deviation From The Rule Followed By The Tetr Family Of Transcription Regulators
J. Biol. Chem. V. 281 23129 2006
PubMed-ID: 16760471  |  Reference-DOI: 10.1074/JBC.M603486200

(-) Compounds

Molecule 1 - DIHYDROXYACETONE KINASE
    Chains: A, B
    EC Number: 2.7.1.2
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET28
    Expression System Taxid: 562
    Organism Common: IL1403
    Organism Scientific: LACTOCOCCUS LACTIS
    Organism Taxid: 1358
    Synonym: DHA-DHAQ

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 6)

Asymmetric/Biological Unit (2, 6)
No.NameCountTypeFull Name
1HIQ2Mod. Amino Acid1-[1,2-DIHYDROXY-1-(HYDROXYMETHYL)ETHYL]-L-HISTIDINE
2SO44Ligand/IonSULFATE ION

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREPHE A:104 , ARG A:146 , GLY A:213 , ILE A:214 , HIQ A:215 , GLY A:216 , GLU A:217 , HOH A:2164 , HOH A:2165 , HOH A:2166BINDING SITE FOR RESIDUE SO4 A1370
2AC2SOFTWARETHR A:43 , VAL A:44 , ILE A:46 , GLY A:65 , MET A:66 , ALA A:68 , GLY A:159 , HOH A:2167BINDING SITE FOR RESIDUE SO4 A1373
3AC3SOFTWAREPHE B:104 , ARG B:146 , GLY B:213 , ILE B:214 , HIQ B:215 , GLY B:216 , GLU B:217 , HOH B:2113BINDING SITE FOR RESIDUE SO4 B1370
4AC4SOFTWARETHR B:43 , VAL B:44 , PRO B:45 , ILE B:46 , MET B:66 , ALA B:68 , GLY B:159 , HOH B:2022BINDING SITE FOR RESIDUE SO4 B1373

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2IU4)

(-) Cis Peptide Bonds  (4, 4)

Asymmetric/Biological Unit
No.Residues
1Glu A:55 -Pro A:56
2Ala A:57 -His A:58
3Glu B:55 -Pro B:56
4Ala B:57 -His B:58

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2IU4)

(-) PROSITE Motifs  (1, 1)

Asymmetric/Biological Unit (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1DHAKPS51481 DhaK domain profile.DHAQ_LACLA6-328  1B:6-328

(-) Exons   (0, 0)

(no "Exon" information available for 2IU4)

(-) 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:325
 aligned with DHAQ_LACLA | Q9CIW0 from UniProtKB/Swiss-Prot  Length:328

    Alignment length:325
                                                                                                                                                                                                                                                                                                                                                          328    
                                    17        27        37        47        57        67        77        87        97       107       117       127       137       147       157       167       177       187       197       207       217       227       237       247       257       267       277       287       297       307       317       327|    
           DHAQ_LACLA     8 NEIPEEMLKGIDLTYPQLTYLPETGILYDNTYNEKTVPIISGGGSGHEPAHVGYVGSGMLAAAVTGPLFIPPKSKNILKAIRQVNSGKGVFVIIKNFEADLKEFNEAIKEARTEGIDVRYIVSHDDISVNAYNFHKRHRGVAGTILLHKILGAFAKEGGSIDEIEQLALSLSPEIYTLGVALAPVHFPHQKTSFVLAEDEVSFGIGIHGEPGYRVEKFEGSERIAIELVNKLKAEINWQKKANKNYILLVNGLGSTTLMELYSFQYDVMRLLELEGLSVKFCKVGNLMTSCDMSGISLTLCSVKDPKWLDYLNVPTGAFAW----   -
               SCOP domains d2iu4a_ A: automated matches                                                                                                                                                                                                                                                                                                          SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...hhhhhhhhhhhh..eeee....eeee.........eeeeeee.....hhhh.......eeeeeee....hhhhhhhhhhhhh....eeeeee.hhhhhhhhhhhhhhhhhh...eeeeee...hhhhhhh.........hhhhhhhhhhhhhhh..hhhhhhhhhhhhh..eeeeeeeee..ee...ee.......eeee..........eeee..hhhhhhhhhhhhhhhhhhhhhh...eeeeeeee....hhhhhhhhhhhhhhhhhhh..eeeeeeee........eeeeeeeee...hhhhhhhhh........... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE DHAK  PDB: - UniProt: 6-328                                                                                                                                                                                                                                                                                                      ---- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2iu4 A   8 NEIPEEMLKGIDLTYPQLTYLPETGILYDNTYNEKTVPIISGGGSGHEPAHVGYVGSGMLAAAVTGPLFIPPKSKNILKAIRQVNSGKGVFVIIKNFEADLKEFNEAIKEARTEGIDVRYIVSHDDISVNAYNFHKRHRGVAGTILLHKILGAFAKEGGSIDEIEQLALSLSPEIYTLGVALAPVHFPHQKTSFVLAEDEVSFGIGIhGEPGYRVEKFEGSERIAIELVNKLKAEINWQKKANKNYILLVNGLGSTTLMELYSFQYDVMRLLELEGLSVKFCKVGNLMTSCDMSGISLTLCSVKDPKWLDYLNVPTGAFAWLEHH 332
                                    17        27        37        47        57        67        77        87        97       107       117       127       137       147       157       167       177       187       197       207       217       227       237       247       257       267       277       287       297       307       317       327     
                                                                                                                                                                                                                                         215-HIQ                                                                                                                 


Chain B from PDB  Type:PROTEIN  Length:331
 aligned with DHAQ_LACLA | Q9CIW0 from UniProtKB/Swiss-Prot  Length:328

    Alignment length:331
                                                                                                                                                                                                                                                                                                                                                                328    
                                    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      |  - 
           DHAQ_LACLA     2 KFYNSTNEIPEEMLKGIDLTYPQLTYLPETGILYDNTYNEKTVPIISGGGSGHEPAHVGYVGSGMLAAAVTGPLFIPPKSKNILKAIRQVNSGKGVFVIIKNFEADLKEFNEAIKEARTEGIDVRYIVSHDDISVNAYNFHKRHRGVAGTILLHKILGAFAKEGGSIDEIEQLALSLSPEIYTLGVALAPVHFPHQKTSFVLAEDEVSFGIGIHGEPGYRVEKFEGSERIAIELVNKLKAEINWQKKANKNYILLVNGLGSTTLMELYSFQYDVMRLLELEGLSVKFCKVGNLMTSCDMSGISLTLCSVKDPKWLDYLNVPTGAFAW----   -
               SCOP domains d2iu4b_ B: automated matches                                                                                                                                                                                                                                                                                                                SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .........hhhhhhhhhhhh..eeee....eeee.........eeeeeee.....hhhh.......eeeeeee....hhhhhhhhhhhhh....eeeeee.hhhhhhhhhhhhhhhhhh...eeeeee...hhhhhhh.........hhhhhhhhhhhhhhh..hhhhhhhhhhhhh..eeeeeeeee..ee...ee.......eeee..........eeee..hhhhhhhhhhhhhhhhhhhhhh...eeeeeeee....hhhhhhhhhhhhhhhhhhh..eeeeeeee........eeeeeeeee...hhhhhhhhh........... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----DHAK  PDB: B:6-328 UniProt: 6-328                                                                                                                                                                                                                                                                                                  ---- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2iu4 B   2 EFYNSTNEIPEEMLKGIDLTYPQLTYLPETGILYDNTYNEKTVPIISGGGSGHEPAHVGYVGSGMLAAAVTGPLFIPPKSKNILKAIRQVNSGKGVFVIIKNFEADLKEFNEAIKEARTEGIDVRYIVSHDDISVNAYNFHKRHRGVAGTILLHKILGAFAKEGGSIDEIEQLALSLSPEIYTLGVALAPVHFPHQKTSFVLAEDEVSFGIGIhGEPGYRVEKFEGSERIAIELVNKLKAEINWQKKANKNYILLVNGLGSTTLMELYSFQYDVMRLLELEGLSVKFCKVGNLMTSCDMSGISLTLCSVKDPKWLDYLNVPTGAFAWLEHH 332
                                    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 
                                                                                                                                                                                                                                               215-HIQ
   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  (1, 2)

Asymmetric/Biological Unit
(-)
Class: Alpha and beta proteins (a/b) (23833)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2IU4)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2IU4)

(-) Gene Ontology  (5, 5)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B   (DHAQ_LACLA | Q9CIW0)
molecular function
    GO:0004371    glycerone kinase activity    Catalysis of the reaction: ATP + glycerone = ADP + glycerone phosphate + 2 H(+).
biological process
    GO:0006071    glycerol metabolic process    The chemical reactions and pathways involving glycerol, 1,2,3-propanetriol, a sweet, hygroscopic, viscous liquid, widely distributed in nature as a constituent of many lipids.
    GO:0016310    phosphorylation    The process of introducing a phosphate group into a molecule, usually with the formation of a phosphoric ester, a phosphoric anhydride or a phosphoric amide.
    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
        DHAQ_LACLA | Q9CIW0: 2iu6

(-) Related Entries Specified in the PDB File

2iu6 REGULATION OF THE DHA OPERON OF LACTOCOCCUS LACTIS