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(-) Description

Title :  CRYSTAL STRUCTURE OF MG2+ / BEF3-BOUND RECEIVER DOMAIN OF SINORHIZOBIUM MELILOTI DCTD
 
Authors :  S. Park, M. Meyer, A. D. Jones, H. P. Yennawar, N. H. Yennawar, B. T. Nixon
Date :  08 Mar 02  (Deposition) - 23 Oct 02  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.10
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Beryllofluoride Bound Two Component Receiver Domain, Transcription Regulator (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  S. Park, M. Meyer, A. D. Jones, H. P. Yennawar, N. H. Yennawar, B. T. Nixo
Two-Component Signaling In The Aaa + Atpase Dctd: Binding Mg2+ And Bef3- Selects Between Alternate Dimeric States Of The Receiver Domain
Faseb J. V. 16 1964 2002
PubMed-ID: 12368235
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - C4-DICARBOXYLATE TRANSPORT TRANSCRIPTIONAL REGULATORY PROTEIN DCTD
    ChainsA, B
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPT143E121K
    Expression System StrainBL21/DE3/PLYSS
    Expression System Taxid562
    Expression System Vector TypePLASMID
    FragmentRECEIVER DOMAIN, RESIDUES 2-143
    GeneDCTD
    MutationYES
    Organism ScientificSINORHIZOBIUM MELILOTI
    Organism Taxid382
    SynonymDCTDNL

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (6, 21)

Asymmetric/Biological Unit (6, 21)
No.NameCountTypeFull Name
1BEF3Ligand/IonBERYLLIUM TRIFLUORIDE ION
2BF210Ligand/IonBERYLLIUM DIFLUORIDE
3BF41Ligand/IonBERYLLIUM TETRAFLUORIDE ION
4GOL1Ligand/IonGLYCEROL
5MG2Ligand/IonMAGNESIUM ION
6SO44Ligand/IonSULFATE ION

(-) Sites  (21, 21)

Asymmetric Unit (21, 21)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREASP A:12 , ASP A:55 , ARG A:57 , BEF A:660 , HOH A:709 , HOH A:710BINDING SITE FOR RESIDUE MG A 701
02AC2SOFTWAREASP B:212 , ASP B:255 , ARG B:257 , BEF B:661 , HOH B:743 , HOH B:744BINDING SITE FOR RESIDUE MG B 702
03AC3SOFTWARELYS A:69 , ARG B:214 , ARG B:217 , ALA B:235 , HOH B:746 , HOH B:747 , HOH B:770BINDING SITE FOR RESIDUE SO4 B 703
04AC4SOFTWAREARG A:133 , BF2 A:662 , ALA B:265 , LYS B:269BINDING SITE FOR RESIDUE SO4 B 704
05AC5SOFTWARESER A:36 , THR A:38 , PRO A:59 , GLY A:60 , HOH A:739 , HOH A:744 , HOH A:817 , LYS B:218 , GLN B:221 , GOL B:674 , HOH B:730BINDING SITE FOR RESIDUE SO4 A 706
06AC6SOFTWAREASP A:13 , HIS A:85 , HOH A:709 , HOH A:710 , HOH A:720 , HOH A:806 , HIS B:351 , HIS B:352BINDING SITE FOR RESIDUE SO4 A 707
07AC7SOFTWAREASP A:55 , ILE A:56 , ARG A:57 , THR A:83 , GLY A:84 , HIS A:85 , LYS A:105 , MG A:701 , HOH A:709BINDING SITE FOR RESIDUE BEF A 660
08AC8SOFTWAREASP B:255 , ILE B:256 , ARG B:257 , THR B:283 , GLY B:284 , HIS B:285 , LYS B:305 , MG B:702 , HOH B:743BINDING SITE FOR RESIDUE BEF B 661
09AC9SOFTWAREGLU A:141 , ALA B:265 , ARG B:268 , LYS B:269 , SO4 B:704BINDING SITE FOR RESIDUE BF2 A 662
10BC1SOFTWARELYS A:121 , ARG A:124BINDING SITE FOR RESIDUE BF2 A 663
11BC2SOFTWAREILE A:95 , GLN A:96BINDING SITE FOR RESIDUE BF2 A 664
12BC3SOFTWAREILE A:103 , ALA A:104 , ARG A:111 , HOH A:754 , HOH A:784 , PRO B:289BINDING SITE FOR RESIDUE BF2 A 665
13BC4SOFTWARELEU A:73 , LYS B:321BINDING SITE FOR RESIDUE BF2 B 666
14BC5SOFTWARETYR A:100 , LYS A:122BINDING SITE FOR RESIDUE BF2 A 667
15BC6SOFTWAREBF2 A:671 , ASP B:287 , ILE B:288BINDING SITE FOR RESIDUE BF2 B 668
16BC7SOFTWARESER A:6 , THR A:30 , SER A:32BINDING SITE FOR RESIDUE BF2 A 669
17BC8SOFTWAREARG A:133 , ALA A:139 , SER A:140 , HOH A:781BINDING SITE FOR RESIDUE BF2 A 670
18BC9SOFTWAREASP A:87 , ILE A:88 , BF2 B:668BINDING SITE FOR RESIDUE BF2 A 671
19CC1SOFTWAREALA A:108 , ALA A:109 , GLU B:337 , SER B:340 , HOH B:777BINDING SITE FOR RESIDUE BEF B 672
20CC2SOFTWAREASP A:12 , ARG A:14 , ARG A:17 , ALA A:35 , HOH A:730BINDING SITE FOR RESIDUE BF4 A 673
21CC3SOFTWARETHR A:38 , GLU A:39 , SO4 A:706 , HOH A:744 , LYS B:218 , ASN B:329 , ARG B:333BINDING SITE FOR RESIDUE GOL B 674

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1L5Y)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Lys A:105 -Pro A:106
2Lys B:305 -Pro B:306

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1L5Y)

(-) PROSITE Motifs  (2, 4)

Asymmetric/Biological Unit (2, 4)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1RESPONSE_REGULATORYPS50110 Response regulatory domain profile.DCTD_RHIME6-120
 
  2A:6-120
B:206-320
2SIGMA54_INTERACT_4PS50045 Sigma-54 interaction domain profile.DCTD_RHIME145-374
 
  2A:145-145
B:345-351

(-) Exons   (0, 0)

(no "Exon" information available for 1L5Y)

(-) 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:143
 aligned with DCTD_RHIME | P13632 from UniProtKB/Swiss-Prot  Length:460

    Alignment length:143
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144   
           DCTD_RHIME     5 PSVFLIDDDRDLRKAMQQTLELAGFTVSSFASATEALAGLSADFAGIVISDIRMPGMDGLALFRKILALDPDLPMILVTGHGDIPMAVQAIQDGAYDFIAKPFAADRLVQSARRAEEKRRLVMENRSLRRAAEAASEGLPLIG 147
               SCOP domains d1l5ya_ A: Transcriptional regulatory protein DctD, receiver domain                                                                             SCOP domains
               CATH domains 1l5yA00 A:5-147  [code=3.40.50.2300, no name defined]                                                                                           CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeee..hhhhhhhhhhhhhhh..eeeee.hhhhhhhh.......eeeee......hhhhhhhhhhhhh....eeeee...hhhhhhhhhhh...eeee...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh....... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -RESPONSE_REGULATORY  PDB: A:6-120 UniProt: 6-120                                                                   ------------------------SIG PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1l5y A   5 PSVFLIDDDRDLRKAMQQTLELAGFTVSSFASATEALAGLSADFAGIVISDIRMPGMDGLALFRKILALDPDLPMILVTGHGDIPMAVQAIQDGAYDFIAKPFAADRLVQSARRAEKKRRLVMENRSLRRAAEAASEGLKLAA 147
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144   

Chain B from PDB  Type:PROTEIN  Length:151
 aligned with DCTD_RHIME | P13632 from UniProtKB/Swiss-Prot  Length:460

    Alignment length:161
                                    12        22        32        42        52        62        72        82        92       102       112       122       132       142       152       162 
           DCTD_RHIME     3 AAPSVFLIDDDRDLRKAMQQTLELAGFTVSSFASATEALAGLSADFAGIVISDIRMPGMDGLALFRKILALDPDLPMILVTGHGDIPMAVQAIQDGAYDFIAKPFAADRLVQSARRAEEKRRLVMENRSLRRAAEAASEGLPLIGQTPVMERLRQTLKHIA 163
               SCOP domains d1l5yb_ B: Transcriptional regulatory protein DctD, receiver domain                                                                                               SCOP domains
               CATH domains 1l5yB00 B:203-353  [code=3.40.50.2300, no name defined]                                                                                                           CATH domains
           Pfam domains (1) ----Response_reg-1l5yB01 B:207-317                                                                                 ---------------------------------------------- Pfam domains (1)
           Pfam domains (2) ----Response_reg-1l5yB02 B:207-317                                                                                 ---------------------------------------------- Pfam domains (2)
         Sec.struct. author ...eeeee..hhhhhhhhhhhhhhh..eeeee.hhhhhhh........eeeee......hhhhhhhhhhhhh....eeeee...hhhhhhhhhhh...eeee...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh----------hhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---RESPONSE_REGULATORY  PDB: B:206-320 UniProt: 6-120                                                                 ------------------------SIGMA54_INTERACT_4  PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1l5y B 203 AAPSVFLIDDDRDLRKAMQQTLELAGFTVSSFASATEALAGLSADFAGIVISDIRMPGMDGLALFRKILALDPDLPMILVTGHGDIPMAVQAIQDGAYDFIAKPFAADRLVQSARRAEKKRRLVMENRSLRRAAEAASEGL----------KLAAALEHHH 353
                                   212       222       232       242       252       262       272       282       292       302       312       322       332       342|        - |     352 
                                                                                                                                                                      343        344         

   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

(-) CATH Domains  (1, 2)

Asymmetric/Biological Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (1, 2)

Asymmetric/Biological Unit
(-)
Clan: CheY (97)

(-) Gene Ontology  (9, 9)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B   (DCTD_RHIME | P13632)
molecular function
    GO:0005524    ATP binding    Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0000166    nucleotide binding    Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose.
    GO:0043565    sequence-specific DNA binding    Interacting selectively and non-covalently with DNA of a specific nucleotide composition, e.g. GC-rich DNA binding, or with a specific sequence motif or type of DNA e.g. promotor binding or rDNA binding.
    GO:0008134    transcription factor binding    Interacting selectively and non-covalently with a transcription factor, any protein required to initiate or regulate transcription.
biological process
    GO:0000160    phosphorelay signal transduction system    A conserved series of molecular signals found in prokaryotes and eukaryotes; involves autophosphorylation of a histidine kinase and the transfer of the phosphate group to an aspartate that then acts as a phospho-donor to response regulator proteins.
    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.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.

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 Related Entries

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

UniProtKB/Swiss-Prot
        DCTD_RHIME | P136321l5z 1qkk

(-) Related Entries Specified in the PDB File

1l5z CRYSTAL STRUCTURE OF THE E121K SUBSTITUTION OF THE RECEIVER DOMAIN OF SINORHIZOBIUM MELILOTI DCTD
1qkk CRYSTAL STRUCTURE OF THE RECEIVER DOMAIN AND LINKER REGION OF DCTD FROM SINORHIZOBIUM MELILOTI