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(-) Description

Title :  CRYSTAL STRUCTURE OF TOMN, A 4-OXALOCROTONATE TAUTOMERASE HOMOLOGUE IN TOMAYMYCIN BIOSYNTHETIC PATHWAY
 
Authors :  Y. Zhang, W. P. Yan, W. Z. Li, C. P. Whitman
Date :  10 May 11  (Deposition) - 17 Aug 11  (Release) - 14 Sep 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.40
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A,B  (3x)
Keywords :  4 Oxalocrotonate Tautomerase Family, Tautomerase, Isomerase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  E. A. Burks, W. Yan, W. H. Johnson, W. Li, G. K. Schroeder, C. Min, B. Gerratana, Y. Zhang, C. P. Whitman
Kinetic, Crystallographic, And Mechanistic Characterization Of Tomn: Elucidation Of A Function For A 4-Oxalocrotonate Tautomerase Homologue In The Tomaymycin Biosynthetic Pathway.
Biochemistry V. 50 7600 2011
PubMed-ID: 21809870  |  Reference-DOI: 10.1021/BI200947W

(-) Compounds

Molecule 1 - PUTATIVE TAUTOMERASE
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET24
    Expression System Strain: BL21 (GOLD)
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: TOMN
    Organism Scientific: STREPTOMYCES ACHROMOGENES
    Organism Taxid: 67255

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AB
Biological Unit 1 (3x): AB

Summary Information (see also Sequences/Alignments below)

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 Sequence-Structure Mapping

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(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
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Chain A from PDB  Type:PROTEIN  Length:65
 aligned with C0LTT5_STRAH | C0LTT5 from UniProtKB/TrEMBL  Length:66

    Alignment length:65
                                    11        21        31        41        51        61     
          C0LTT5_STRAH    2 PLIRVTLLEGRSPQEVAALGEALTAAAHETLGTPVEAVRVIVEETPPERWFVGGRSVAERRASPS 66
               SCOP domains ----------------------------------------------------------------- SCOP domains
               CATH domains ----------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeee...hhhhhhhhhhhhhhhhhhhhh.hhhhheeeeeee.....ee..eehhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------- Transcript
                  3ry0 A  1 PLIRVTLLEGRSPQEVAALGEALTAAAHETLGTPVEAVRVIVEETPPERWFVGGRSVAERRASPS 65
                                    10        20        30        40        50        60     


Chain B from PDB  Type:PROTEIN  Length:63
 aligned with C0LTT5_STRAH | C0LTT5 from UniProtKB/TrEMBL  Length:66

    Alignment length:63
                                    11        21        31        41        51        61   
          C0LTT5_STRAH    2 PLIRVTLLEGRSPQEVAALGEALTAAAHETLGTPVEAVRVIVEETPPERWFVGGRSVAERRAS 64
               SCOP domains --------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeee...hhhhhhhhhhhhhhhhhhhhh.hhhhheeeeeee.....ee..eehhhhhhh Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------- Transcript
                  3ry0 B  1 PLIRVTLLEGRSPQEVAALGEALTAAAHETLGTPVEAVRVIVEETPPERWFVGGRSVAERRAS 63
                                    10        20        30        40        50        60
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 Classification and Annotation

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(-) Gene Ontology  (2, 2)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (C0LTT5_STRAH | C0LTT5)
molecular function
    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.
biological process
    GO:0006725    cellular aromatic compound metabolic process    The chemical reactions and pathways involving aromatic compounds, any organic compound characterized by one or more planar rings, each of which contains conjugated double bonds and delocalized pi electrons, as carried out by individual cells.

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4ota HOMOLOGUE PROTEIN