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(-) Description

Title :  CRYSTAL STRUCTURE OF A PUTATIVE TRANSCRIPTIONAL REGULATOR (NE_1354) FROM NITROSOMONAS EUROPAEA AT 1.90 A RESOLUTION
 
Authors :  Joint Center For Structural Genomics (Jcsg)
Date :  02 Jul 05  (Deposition) - 12 Jul 05  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.90
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (2x)
Biol. Unit 2:  B  (1x)
Biol. Unit 3:  B  (2x)
Keywords :  Putative Transcriptional Regulator, Structural Genomics, Joint Center For Structural Genomics, Jcsg, Protein Structure Initiative, Psi-2, Transcription (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  Joint Center For Structural Genomics (Jcsg)
Crystal Structure Of (Np_841403. 1) From Nitrosomonas Europaea At 1. 90 A Resolution
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - HELIX-TURN-HELIX MOTIF
    Atcc19718
    ChainsA, B
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System StrainHK100
    Expression System Taxid562
    Expression System Vector TypePLASMID
    GeneNP_841403.1
    Organism ScientificNITROSOMONAS EUROPAEA
    Organism Taxid915

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit AB
Biological Unit 1 (2x)A 
Biological Unit 2 (1x) B
Biological Unit 3 (2x) B

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (4, 12)

Asymmetric Unit (4, 12)
No.NameCountTypeFull Name
1CIT1Ligand/IonCITRIC ACID
2EDO1Ligand/Ion1,2-ETHANEDIOL
3GOL2Ligand/IonGLYCEROL
4MSE8Mod. Amino AcidSELENOMETHIONINE
Biological Unit 1 (2, 10)
No.NameCountTypeFull Name
1CIT-1Ligand/IonCITRIC ACID
2EDO2Ligand/Ion1,2-ETHANEDIOL
3GOL-1Ligand/IonGLYCEROL
4MSE8Mod. Amino AcidSELENOMETHIONINE
Biological Unit 2 (3, 7)
No.NameCountTypeFull Name
1CIT1Ligand/IonCITRIC ACID
2EDO-1Ligand/Ion1,2-ETHANEDIOL
3GOL2Ligand/IonGLYCEROL
4MSE4Mod. Amino AcidSELENOMETHIONINE
Biological Unit 3 (3, 14)
No.NameCountTypeFull Name
1CIT2Ligand/IonCITRIC ACID
2EDO-1Ligand/Ion1,2-ETHANEDIOL
3GOL4Ligand/IonGLYCEROL
4MSE8Mod. Amino AcidSELENOMETHIONINE

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWARESER A:18BINDING SITE FOR RESIDUE EDO A 72
2AC2SOFTWAREHIS A:-1 , HIS B:-1 , HIS B:-2 , HIS B:-5 , HIS B:-3 , HIS B:-4 , HIS B:0 , ARG B:4 , GLU B:50 , ASP B:54BINDING SITE FOR RESIDUE CIT B 72
3AC3SOFTWAREHIS A:-1 , HIS A:0 , HIS B:-1 , HIS B:0 , HOH B:80BINDING SITE FOR RESIDUE GOL B 73
4AC4SOFTWAREHIS B:14 , LEU B:15 , SER B:18 , HOH B:111BINDING SITE FOR RESIDUE GOL B 74

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2A6C)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2A6C)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2A6C)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2A6C)

(-) Exons   (0, 0)

(no "Exon" information available for 2A6C)

(-) 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:76
 aligned with Q82UW4_NITEU | Q82UW4 from UniProtKB/TrEMBL  Length:71

    Alignment length:76
                                   1                                                                    
                                   | 3        13        23        33        43        53        63      
          Q82UW4_NITEU    - -------MKMRSQLLIVLQEHLRNSGLTQFKAAELLGVTQPRVSDLMRGKIDLFSLESLIDMITSIGLKVEINIKD 69
               SCOP domains -------d2a6ca1 A:1-69 HTH-motif protein NE1354                               SCOP domains
               CATH domains ---------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......hhhhhhhhhhhhhhhhhh...hhhhhhhhhh.hhhhhhhhhh.hhhhhhhhhhhhhhhhh.......... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------- Transcript
                  2a6c A -6 IHHHHHHmKmRSQLLIVLQEHLRNSGLTQFKAAELLGVTQPRVSDLmRGKIDLFSLESLIDmITSIGLKVEINIKD 69
                                   | 3        13        23        33      | 43        53 |      63      
                                   1-MSE                                 40-MSE         55-MSE          
                                     3-MSE                                                              

Chain B from PDB  Type:PROTEIN  Length:76
 aligned with Q82UW4_NITEU | Q82UW4 from UniProtKB/TrEMBL  Length:71

    Alignment length:76
                                   1                                                                    
                                   | 3        13        23        33        43        53        63      
          Q82UW4_NITEU    - -------MKMRSQLLIVLQEHLRNSGLTQFKAAELLGVTQPRVSDLMRGKIDLFSLESLIDMITSIGLKVEINIKD 69
               SCOP domains d2a6cb_ B: HTH-motif protein NE1354                                          SCOP domains
               CATH domains ---------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......hhhhhhhhhhhhhhhhhh...hhhhhhhhhh.hhhhhhhhhh.hhhhhhhhhhhhhhhhh.......... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------- Transcript
                  2a6c B -6 IHHHHHHmKmRSQLLIVLQEHLRNSGLTQFKAAELLGVTQPRVSDLmRGKIDLFSLESLIDmITSIGLKVEINIKD 69
                                   | 3        13        23        33      | 43        53 |      63      
                                   1-MSE                                 40-MSE         55-MSE          
                                     3-MSE                                                              

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  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 Unit

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2A6C)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2A6C)

(-) Gene Ontology  (2, 2)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (Q82UW4_NITEU | Q82UW4)
molecular function
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    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.

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