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(-) Description

Title :  EVIDENCE FOR A DUAL ROLE OF AN ACTIVE SITE HISTIDINE IN ALPHA-AMINO-BETA-CARBOXYMUCONATE-EPSILON-SEMIALDEHYDE DECARBOXYLASE
 
Authors :  L. Huo, A. J. Fielding, Y. Chen, T. Li, H. Iwaki, J. P. Hosler, L. Chen, Y. H L. Que Jr. , A. Liu
Date :  20 Apr 12  (Deposition) - 22 Aug 12  (Release) - 22 Aug 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.79
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Tim-Barrel, Decarboxylase, Metal-Binding, Fe, Lyase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  L. Huo, A. J. Fielding, Y. Chen, T. Li, H. Iwaki, J. P. Hosler, L. Chen, Y. Hasegawa, L. Que, A. Liu
Evidence For A Dual Role Of An Active Site Histidine In Alpha-Amino-Beta-Carboxymuconate-Epsilon-Semialdehyde Decarboxylase
Biochemistry V. 51 5811 2012
PubMed-ID: 22746257  |  Reference-DOI: 10.1021/BI300635B

(-) Compounds

Molecule 1 - 2-AMINO-3-CARBOXYMUCONATE 6-SEMIALDEHYDE DECARBOXYLASE
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET16B
    Expression System Strain: ESCHERICHIA COLI BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Gene: NBAD
    Mutation: YES
    Organism Scientific: PSEUDOMONAS FLUORESCENS
    Organism Taxid: 294
    Strain: KU-7

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 2)

Asymmetric/Biological Unit (1, 2)
No.NameCountTypeFull Name
1FE2Ligand/IonFE (III) ION

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREHIS A:9 , HIS A:11 , HIS A:177 , TYR A:228 , ASP A:294BINDING SITE FOR RESIDUE FE A 501
2AC2SOFTWAREHIS B:9 , HIS B:11 , HIS B:177 , TYR B:228 , ASP B:294BINDING SITE FOR RESIDUE FE B 401

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4ERG)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Tyr A:295 -Pro A:296
2Tyr B:295 -Pro B:296

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4ERG)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4ERG)

(-) Exons   (0, 0)

(no "Exon" information available for 4ERG)

(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
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SAPs(SNPs) PROSITE motifs Exons
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Chain A from PDB  Type:PROTEIN  Length:332
                                                                                                                                                                                                                                                                                                                                                                            
               SCOP domains d4erga_ A: 2-amino-3-carboxymuconate 6-semialdehyde decarboxylase NbaD                                                                                                                                                                                                                                                                       SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeeeeee....hhhhhhhhh....eeeee.....eeeeee..eeeeeee.hhhhhhhhhhhhhhh...eeeeee.hhhh....hhhhhhhhhhhhhhhhhhhhh.....eee.......hhhhhhhhhhhhhhhh...eeee.ee..ee..hhhhhhhhhhhhhh...eeee.............hhhhhhhhhhhhhhhhhhhhhhhhhhhh.....eeehhhhhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhheee....hhhhhhhhhhhhh...ee..............hhhhhh...hhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4erg A   3 KPRIDMHSHFFPRISEQEAAKFDANHAPWLQVSAKGDTGSIMMGKNNFRPVYQALWDPAFRIEEMDAQGVDVQVTCATPVMFGYTWEANKAAQWAERMNDFALEFAAHNPQRIKVLAQVPLQDLDLACKEASRAVAAGHLGIQIGNHLGDKDLDDATLEAFLTHCANEDIPILVHPWDMMGGQRMKKWMLPWLVAMPAETQLAILSLILSGAFERIPKSLKICFGYGGGSFAFLLGRVDNAWRHRDIVREDCPRPPSEYVDRFFVDSAVFNPGALELLVSVMGEDRVMLGSDYPFPLGEQKIGGLVLSSNLGESAKDKIISGNASKFFNINV 334
                                    12        22        32        42        52        62        72        82        92       102       112       122       132       142       152       162       172       182       192       202       212       222       232       242       252       262       272       282       292       302       312       322       332  


Chain B from PDB  Type:PROTEIN  Length:332
                                                                                                                                                                                                                                                                                                                                                                            
               SCOP domains d4ergb_ B: 2-amino-3-carboxymuconate 6-semialdehyde decarboxylase NbaD                                                                                                                                                                                                                                                                       SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeeeeee....hhhhhhh......eeeee.....eeeeee..eeeeeee.hhhhhhhhhhhhhhhh..eeeeee.hhhh....hhhhhhhhhhhhhhhhhhhhhh....eeeee.....hhhhhhhhhhhhhhhh..eeeee.........hhhhhhhhhhhhhh...eeee.............hhhhhhhhhhhhhhhhhhhhhhhhhhhh.....eee.hhhhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhh.eee....hhhhhhhhhhhhh...ee..............hhhhhh...hhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4erg B   3 KPRIDMHSHFFPRISEQEAAKFDANHAPWLQVSAKGDTGSIMMGKNNFRPVYQALWDPAFRIEEMDAQGVDVQVTCATPVMFGYTWEANKAAQWAERMNDFALEFAAHNPQRIKVLAQVPLQDLDLACKEASRAVAAGHLGIQIGNHLGDKDLDDATLEAFLTHCANEDIPILVHPWDMMGGQRMKKWMLPWLVAMPAETQLAILSLILSGAFERIPKSLKICFGYGGGSFAFLLGRVDNAWRHRDIVREDCPRPPSEYVDRFFVDSAVFNPGALELLVSVMGEDRVMLGSDYPFPLGEQKIGGLVLSSNLGESAKDKIISGNASKFFNINV 334
                                    12        22        32        42        52        62        72        82        92       102       112       122       132       142       152       162       172       182       192       202       212       222       232       242       252       262       272       282       292       302       312       322       332
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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/Biological Unit
(-)
Class: Alpha and beta proteins (a/b) (23833)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4ERG)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4ERG)

(-) Gene Ontology  (5, 5)

Asymmetric/Biological Unit(hide GO term definitions)

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 Related Entries

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UniProtKB/TrEMBL
        Q83V25_PSEFL | Q83V25: 2hbv 2hbx 4epk 4era 4eri 4ifk 4ifo 4ifr 4ig2

(-) Related Entries Specified in the PDB File

4epk 4era 4eri